Publications

Mohammad Alrifai , Thomas Risse (stellv. Gesch�ftsf�hrer, Forschungsgruppenleiter) , Wolfgang Nejdl
A Hybrid Approach for Efficient Web Service Composition with End-to-End QoS Constraints
ACM Transactions on the Web (TWEB), accepted for publication.

Sadiye Alici , Ismail Sengor Alting�vde , Rifat Ozcan , B. Barla Cambazoglu , �zg�r Ulusoy
Adaptive Time-to-Live Strategies for Query Result Caching in Web Search Engines
In: Proceedings of the 34th European Conference on Information Retrieval (ECIR), to appear.

Sergiu Chelaru , Ismail Sengor Alting�vde , Stefan Siersdorfer
Analyzing the Polarity of Opinionated Queries
In: Proceedings of the 34th European Conference on Information Retrieval (ECIR),to appear.

Georgios Papadakis , Ekaterini Ioannou , Claudia Nieder�e , Themis Palpanas , Wolfgang Nejdl
Beyond 100 Million Entities: Large-scale Blocking-based Resolution for Heterogeneous Data
In the 5th ACM International Conference on Web Search and Data Mining (WSDM), February 2012, Seattle, Washington, USA.

Kerstin Denecke
Diversity-aware Search: New Possibilities and Challenges for Web Search
Dirk Lewandowski (editor): Web Search Engine Research. Emerald Library and Information Science Book Series.

Ekaterini Ioannou , Wolfgang Nejdl , Claudia Nieder�e , Yannis Velegrakis
Embracing Uncertainty in Entity Linking
In book: Semantic Search Over the Web, Springer, Chapter 9, to appear 2012.

Rifat Ozcan , Ismail Sengor Alting�vde , �zg�r Ulusoy
In Praise of Laziness: A Lazy Strategy for Web Information Extraction
In: Proceedings of the 34th European Conference on Information Retrieval (ECIR),to appear.

Christoph Lofi , Ralf Krestel
iParticipate: Automatic Tweet Generation from Local Government Data
In: Proceedings of the 17th International Conference on Database Systems for Advanced Applications (DASFAA 2012), Busan, South Korea, April 15-18, 2012.

Duygu Atilgan , Ismail Sengor Alting�vde , �zg�r Ulusoy
On the Size of Full Element-Indexes for XML Keyword Search
In: Proceedings of the 34th European Conference on Information Retrieval (ECIR),to appear.

Ralf Krestel , Peter Fankhauser
Personalized Topic-based Tag Recommendation
In: Neurocomputing, January 2012, vol. 76, no. 1, pp. 61-70, Elsevier.

Julien Gaugaz , Patrick Siehndel , Gianluca Demartini , Tereza Iofciu , Mihai Georgescu , Nicola Henze
Predicting the Future Impact of News Events
ECIR

Gideon Zenz , Nina Tahmasebi , Thomas Risse (stellv. Gesch�ftsf�hrer, Forschungsgruppenleiter)
Towards mobile language evolution exploitation
J Multimed Tools Appl., Springer

Tuan A. Tran , Shady Elbassuoni , Nicoleta Preda , Gerhard Weikum
CATE: Context-aware Timeline for Entity Illustration
The proceedings of the 20th International World Wide Web Conference (WWW 2011), Hyderabad , India, 2011

Stefan Siersdorfer
Detect'11: international workshop on DETecting and Exploiting Cultural diversiTy on the social web.

Christopher Kunz , Nina Tahmasebi , Thomas Risse (stellv. Gesch�ftsf�hrer, Forschungsgruppenleiter) , Matthew Smith
Detecting Credential Abuse in the Grid using Bayesian Networks
Proceedings of the 12th IEEE/ACM Conference on Grid Computing

Wolfgang Nejdl , Peter Brusilovsky
Editorial.
TLT 4 (3): 196 (2011)

Georgios Papadakis , Ekaterini Ioannou , Claudia Nieder�e , Peter Fankhauser
Efficient Entity Resolution for Large Heterogeneous Information Spaces
In the 4th ACM International Conference on Web Search and Data Mining (WSDM), February 2011, Hong Kong, China.

Avar� Stewart , Ernesto Diaz-Aviles , Ricardo Lage , Peter Dolog
Personalized Event-Based Surveillance and Alerting Support for the Assessment of Risk
International Meeting on Emerging Diseases and Surveillance (IMED 2011), Vienna, Austria, February 4-7, 2011

Irwin King , Wolfgang Nejdl , Hang Li
Proceedings of the Forth International Conference on Web Search and Web Data Mining, WSDM 2011, Hong Kong, China, February 9-12, 2011
WSDM 2011, Hong Kong, China, February 9-12, 2011, ACM

Erich J. Neuhold , Wolf Siberski
Proceedings of the ICDE 2011 PhD Workshop (Preface)
Proceedings of the 27th International Conference on Data Engineering, ICDE 2011, April 11-16, 2011, Hannover, Germany

Nattiya Kanhabua , Roi Blanco , Michael Matthews
Ranking related news predictions.
Proceedings of the 34th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2011, Beijing, China, July 25-29, 2011.

Avar� Stewart , Ernesto Diaz-Aviles , Alexandros Nanopoulos
Self-supervised detection of disease reporting events in outbreak reports.
IEEE International Conference on Information Reuse and Integration (IRI), 2011 , vol., no., pp.416-421, 3-5 Aug. 2011 doi: 10.1109/IRI.2011.6009584

Ernesto Diaz-Aviles , Marco Fisichella , Wolfgang Nejdl , Ricardo Kawase , Avar� Stewart
Unsupervised Auto-tagging for Learning Object Enrichment (Best Paper Award).
Towards Ubiquitous Learning - 6th European Conference of Technology Enhanced Learning, EC-TEL 2011, Palermo, Italy, September 20-23, 2011. Proceedings. (Acceptance rate: 19%).

Orit Edelstein , Michael Factor , Ross King , Thomas Risse (stellv. Gesch�ftsf�hrer, Forschungsgruppenleiter) , Eliot Salant , Philip Taylor
Evolving Domains, Problems and Solutions for Long Term Digital Preservation
In Proc. of 8th International Conference on Preservation of Digital Objects (iPRES 2011), Singapore, November 1-4, 2011.

Avar� Stewart
User Centric Public Health Event Detection within Social Medical Ecosystems
IEEE International Conference on Digital Ecosystems and Technologies Daejeon Convention Center, Daejeon, Korea

Stefan Dietze
Semantic Web-driven Development of Services-oriented Systems ? Exploiting Linked Data for Services Annotation and Discovery
7th International Workshop on Semantic Web Enabled Software Engineering at the 10th International Semantic Web Conference (ISWC2011)

Ralf L�bben , Markus Fidler , J�rg Liebeherr
A Foundation for Stochastic Bandwidth Estimation of Networks with Random Service
In Proc. of the 30th IEEE Conference on Computer Communications (IEEE INFOCOM) 2011, Shanghai, China

Georgios Papadakis , Ricardo Kawase , Eelco Herder , Claudia Nieder�e
A Layered Approach to Revisitation Prediction
In the 11th International Conference on Web Engineering (ICWE), June 2011, Paphos, Cyprus.

Manuela Krieck , Johannes Dreesman , Lubomir Otrusina , Kerstin Denecke
A New Age of Public Health: Identifying Disease Outbreaks by Analyzing Tweets
Health WebScience Workshop, ACM Web Science Conference, Koblenz, Germany, http://www.websci11.org/fileadmin/websci/Papers/Health_WS_Workshop-Identifying_Disease_Outbreaks_by_Analyzing_Tweets.pdf

Elena Demidova , Xuan Zhou , Wolfgang Nejdl
A Probabilistic Scheme for Keyword-Based Incremental Query Construction
IEEE Transactions on Knowledge and Data Engineering, 07 Feb. 2011. IEEE computer Society Digital Library. IEEE Computer Society, <http://doi.ieeecomputersociety.org/10.1109/TKDE.2011.40>

Sascha T�nnies , Benjamin K�hncke , Patrick Hennig , Ingo Brunkhorst , Wolf-Tilo Balke
A Service Oriented Architecture for Personalized Universal Media Access
Future Internet 3(2), Pages 87-116

Michael Brenner , Jan Wiebelitz , Gabriele Voigt , Matthew Smith
A Smart-Gentry based Software System for Secret Program Execution
Proceedings of the 6th International Conference on Security and Cryptography (SECRYPT 2011), pp. 238-244

Avar� Stewart
A transfer approach to detecting disease reporting events in blog social media (Nelson Award Nominee)
HT'11, Proceedings of the 22nd ACM Conference on Hypertext and Hypermedia, Eindhoven, The Netherlands

Fabian Abel , Ilknur Celik , Patrick Siehndel
Adaptive Faceted Search on Twitter
International Workshop on Semantic Adaptive Social Web (SASWeb), in connection with UMAP

Henning Perl , Michael Brenner , Matthew Smith
An Implementation of the Fully Homomorphic Smart-Vercauteren Crypto-System
Proceedings of the 18th ACM Conference on Computer and Communications Security (CCS 2011), ISBN 978-1-4503-0948-6/11/10

Gianluca Demartini , Stefan Siersdorfer , Sergiu Chelaru , Wolfgang Nejdl
Analyzing Political Trends in the Blogosphere
In the 5th International Conference on Weblogs and Social Media, 17-21 July 2011, Barcelona, Spain.

Zdravko Bozakov
Architecture and Algorithms for Virtual Routers as a Service
ACM/IEEE International Workshop on Quality of Service, IWQoS 2011, June 6-7, San Jose, USA

Kerstin Denecke , Avar� Stewart
Are we Ready for New Challenges in Epidemic Intelligence?
International Meeting on Emerging Diseases and Surveillance (IMED 2011), Vienna, Austria, February 4-7, 2011

Ricardo Kawase , Georgios Papadakis , Eelco Herder , Wolfgang Nejdl
Beyond the Usual Suspects: Context-Aware Revisitation Support (best paper award)
In the 22nd ACM conference on Hyptertext and Hypermedia (HT), June 2011, Eindhoven, The Netherlands.

Johannes Dreesman , Kerstin Denecke
Challenges for Signal Generation from Medical Social Media Data
Proceedings of the XXIII International Conference of the European Federation for Medical Informatics (MIE 2011), 28-31.August, 2011, Oslo, Norway.

Ricardo Kawase , Eelco Herder
Classification of User Interest Patterns Using a Virtual Folksonomy
In the 11th ACM/IEEE Joint Conference on Digital Libraries (JCDL), June 2011, Ottawa, Canada.

Odysseas Papapetrou , Wolf Siberski , Stefan Siersdorfer
Collaborative classification over P2P networks
20th International World Wide Web Conference (WWW'11), poster track, March 28-April 1st, 2011, Hyderabad, India.

Joachim Selke , Silviu Homoceanu , Wolf-Tilo Balke
Conceptual Views for Entity-Centric Search: Turning Data into Meaningful Concepts
14. GI-Fachtagung Datenbanksysteme f�r Business, Technologie und Web (BTW)

Joachim Selke , Silviu Homoceanu , Wolf-Tilo Balke
Conceptual Views for Entity-Centric Search: Turning Data into Meaningful Concepts (extended)
Computer Science: Research and Development , vol. 26, no. 5-6: Springer

Stefan Siersdorfer , Jose San Pedro , Mark Sanderson
Content Redundancy in YouTube and its Application to Video Tagging
ACM Transactions on Information Systems (TOIS), 2011

Fabian Abel
Contextualization, User Modeling and Personalization in the Social Web
L3S Research Center, Gottfried Wilhelm Leibniz Universitaet Hannover

Mojisola Anjorin , Christoph Rensing , Kerstin Bischoff , Christian Bogner , Lasse Lehmann , Anna Lenka Reger , Nils Faltin , Achim Steinacker , Andy L�demann , Renato Dominguez-Garcia
CROKODIL - a Platform for Collaborative Resource-Based Learning
In: Carlos Delgado Kloos, Denis Gillet, Raquel M. Crespo Garcia, Fridolin Wild, Martin Wolpers: Towards Ubiquitious Learning, Proceedings of the 6th European Conference on Technology Enhanced Learning, EC-TEL 2011, no. LNCS 6964, p. 29-42, Springer, September 2011.

Odysseas Papapetrou , Wolf Siberski , Norbert Fuhr
Decentralized Probabilistic Text Clustering
Accepted for IEEE Transactions on Knowledge and Data Engineering, available as Preprint

Georgios Papadakis , George Giannakopoulos , Claudia Nieder�e , Themis Palpanas , Wolfgang Nejdl
Detecting and Exploiting Stability in Evolving Heterogeneous Information Spaces
In the 11th ACM/IEEE Joint Conference on Digital Libraries (JCDL), June 2011, Ottawa, Canada.

Marco Fisichella , Avar� Stewart , Alfredo Cuzzocrea , Kerstin Denecke
Detecting Health Events on the Social Web to Enable Epidemic Intelligence
SPIRE 2011: the 18th edition of the International Symposium on String Processing and Information Retrieval

Stefan Siersdorfer , Paul Clough , Andrew Cox
Developing Metrics to Characterize Flickr Groups
Journal of the American Society for Information Science and Technology (JASIST)

Elia Bruni , Giang Binh Tran , Marco Baroni
Distributional Semantics from Text and Images
in the proceedings of Conference on Empirical Methods in Natural Language Processing (EMNLP) GEMS, 2011.

Ralf Krestel , Nima Dokoohaki
Diversifying Product Review Rankings: Getting the Full Picture
In: 2011 IEEE/WIC/ACM International Conference on Web Intelligence (WI 2011), Lyon, France, August 22-27, 2011. (Best Paper Award)

Odysseas Papapetrou , Ekaterini Ioannou , Dimitrios Skoutas
Efficient Discovery of Frequent Subgraph Patterns in Uncertain Graph Databases
In 14th International Conference on Extending Database Technology (EDBT), March 22-24, 2011, Uppsala, Sweden.

Georgios Papadakis
Efficient Entity Resolution Methods for Heterogeneous Information Spaces
In the IEEE ICDE 2011 Ph.D. Workshop, April 2011, Hanover, Germany.

Wolfgang Nejdl , Peter Brusilovsky
EIC Editorial
TLT 4 (2): 113 (2011)

Christoph Lofi , Ulrich G�ntzer , Wolf-Tilo Balke
Eliciting Skyline Trade-Offs using Example-Based Heuristics for E-Commerce Applications
IEEE Conference on Commerce and Enterprise Computing (CEC)

Georgios Papadakis , Ekaterini Ioannou , Claudia Nieder�e , Themis Palpanas , Wolfgang Nejdl
Eliminating the Redundancy in Blocking-based Entity Resolution Methods
In the 11th ACM/IEEE Joint Conference on Digital Libraries (JCDL), June 2011, Ottawa, Canada.

Kerstin Denecke , G�ran Kirchner , Pavel Smrz , Peter Dolog , Jens Linge , Johannes Dreesman , Gerhard Backfried
Event-driven Architecture for Health Event Detection from Multiple Sources
Proceedings of the XXIII International Conference of the European Federation for Medical Informatics (MIE 2011), 28-31.August, 2011, Oslo, Norway

Ismail Sengor Alting�vde , Rifat Ozcan , �zg�r Ulusoy
Evolution of web search results within years
In: Proceedings of the 34th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2011, Beijing, China, July 25-29, 2011

Eelco Herder , Ricardo Kawase , Georgios Papadakis
Experiences in Building the Public Web History Repository
Proc. Datatel Workshop at the Alpine Rendez-Vous

Christian Kohlsch�tter
Exploiting Links and Text Structure on the Web -- A Quantitative Approach to Improving Search Quality
E-Dissertation (TIB/UB Hannover)

Avar� Stewart
Exploiting the Language of Moderated Sources for Cross-Classification of User Generated Content
7th International Conference on Web Information Systems and Technologies (WEBIST)

Fabian Abel , Eelco Herder , Daniel Krause
Extraction of Professional Interests from Social Web Profiles
Proc. AUM 2011 - Workshop on Augmenting User Models with Real World Experiences to Enhance Personalization and Adaptation, co-located with UMAP 2011.

Kerstin Denecke , Peter Dolog
First International Workshop on Web Science and Information Exchange in the Medical Web (MedEx 2010): conference report
SIGHIT Record 1(1): 22

Claudiu S. Firan , Mihai Georgescu , Wolfgang Nejdl
FreeSearch ? Literature Search in a Natural Way
HCRI 2011

Ricardo Kawase , Georgios Papadakis , Fabian Abel
Generating Resource Profiles by Exploiting the Context of Social Annotations
The 10th International Semantic Web Conference (ISWC 2011), Bonn, Germany

Sergej Zerr , Kerstin Bischoff , Sergey Chernov
GuideMe! The World of Sights in Your Pocket
27th IEEE International Conference on Data Engineering, April 11-16, 2011, Hannover, Lower Saxony, Germany

Tereza Iofciu , Peter Fankhauser , Fabian Abel , Kerstin Bischoff
Identifying Users Across Social Tagging Systems
ICSWM'11 - Fifth International AAAI Conference on Weblogs and Social Media

Ricardo Kawase , Eelco Herder , Georgios Papadakis , Wolfgang Nejdl
In-Context Annotations for Refinding and Sharing
Web Information Systems and Technologies, Lecture Notes in Business Information Processing

Enrico Minack , Wolf Siberski , Wolfgang Nejdl
Incremental Diversification for Very Large Sets: a Streaming-based Approach
SIGIR 2011

Eleni Kaldoudi , Nikolas Dovrolis , Stefan Dietze
Information Organization on the Internet based on Heterogeneous Social Networks
29th ACM International Conference on Design of Communication (ACM SIGDOC?11)

Rene Witte , Thomas Kappler , Ralf Krestel , Peter C. Lockemann
Integrating Wiki Systems, Natural Language Processing, and Semantic Technologies for Cultural Heritage Data Management
In: Caroline Sporleder, Antal Bosch, and Kalliopi Zervanou, editors, Language Technology for Cultural Heritage. Springer Book Chapter, ISBN 978-3-642-20227-8. 2011.

Marco Paukert , Claudia Nieder�e , Matthias Hemmje
Knowledge in Innovation Processes
David G. Schwartz, Dov Te'eni (Eds.): Encyclopedia of Knowledge Management, Second Edition. IGI Global 2011, ISBN 9781599049311

Kerstin Denecke , Avar� Stewart
Learning from Medical Social Media Data: Current State and Future Challenges
In: White B, King I, Tsang P: Social Computing in Higher Learning Environments: How Media, Tools, and Platforms Change Learner?s Behaviour. Springer Verlag, Heidelberg, March 2011

Amr Rizk , Markus Fidler
Leveraging Statistical Multiplexing Gains in Single and Multi-hop Networks
In Proc. of the IEEE International Workshop on Quality of Service (IEEE IWQoS) 2011, San Jose, USA

Fabian Abel , Ilknur Celik , Geert-Jan Houben , Patrick Siehndel
Leveraging the Semantics of Tweets for Adaptive Faceted Search on Twitter
International Semantic Web Conference (ISWC 2011)

Ekaterini Ioannou , Wolfgang Nejdl , Claudia Nieder�e , Yannis Velegrakis
LinkDB: A Probabilistic Linkage Database System
In Proceedings of the ACM SIGMOD International Conference on Management of Data, 12-16 June 2011, Athens, Greece.

Mustafa Sofean , Avar� Stewart , Matthew Smith , Kerstin Denecke
Medical Case-Driven Classification of Microblogs: Characteristics and Annotation
ACM SIGHIT International Health Informatics Symposium (IHI 2012)

Kerstin Denecke , Avar� Stewart
Medical Social Media Data as Source of Knowledge: Opportunities and Challenges
11. DVMD Fachtagung: ?Medizinisches Informationsmanagement 3.0?, Februar 2011, Hannover

Stefan Dietze , Eleni Kaldoudi , Nikolas Dovrolis , Hong Qing Yu , Davide Taibi
MetaMorphosis+ ? A social network of educational Web resources based on semantic integration of services and data
10th International Semantic Web Conference (ISWC2011)

Ralf L�bben , Markus Fidler
Non-equilibrium Information Envelopes and the Capacity-Delay-Error-Tradeoff of Source Coding
arxiv.org, open access e-print

Ralf L�bben , Markus Fidler
On the Capacity-Delay-Error-Tradeoff of Source Coding
In: SIGMETRICS Performance Evaluation Review (SIGMETRICS) 39(2):72 (2011)

Kashif Mahmood , Amr Rizk , Yuming Jiang
On the Flow-Level Delay of a Spatial Multiplexing MIMO Wireless Channel
IEEE ICC Communications QoS, Reliability and Modeling Symposium, 2011, Japan

Avar� Stewart , Kerstin Denecke
Pattern Detection for Social Media-Based Epidemic Intelligence: A User Study
International Meeting on Emerging Diseases and Surveillance (IMED 2011), Vienna, Austria, February 4-7, 2011

Fabian Abel , Vania Dimitrova , Eelco Herder , Geert-Jan Houben
Proceedings AUM 2011 - Workshop on Augmenting User Models with Real World Experiences to Enhance Personalization and Adaptation
UMAP 2011 - Int. Conf. User Modeling, Adaptation and Personalization

Stefan Dietze , Dragan Gasevic , Mathieu d'Aquin , Miguel-Angel Sicilia
Proceedings of the 1st International Workshop on eLearning Approaches for the Linked Data Age held at the 8th Extended Semantic Web Conference, ESWC 2011, CEUR Vol. 717
CEUR Workshop Proceedings

Lora Aroyo , Lyndon Nixon , Stefan Dietze
Proceedings of the 2nd International Workshop on Future of Television
CEUR Workshop Proceedings Vol. 720 (CEUR Vol. 720)

Fabian Abel , Xi Gao , Eelco Herder , Geert-Jan Houben , Daniel Olmedilla , Alexandre Passant
Proceedings UWeb 2011 - Workshop on User Profile Data on the Social Semantic Web
ESCW 2011 - 8th Extended Semantic Web Conference

Marco Fisichella , Maristella Matera
Process Flexibility through Customizable Activities: a Mashup-based Approach
DMA4SP Workshop in conjunction with ICDE 2011: 27th IEEE International Conference on Data Engineering

Dimitrios Skoutas , Mohammad Alrifai
Ranking Tags in Resource Collections
In Proceedings of the 34th international ACM SIGIR conference (SIGIR '11). ACM, New York, NY, USA, 1207-1208 (Poster).

Tereza Iofciu , Gianluca Demartini , Arjen P. de Vries , Nick Craswell
ReFER: effective Relevance Feedback for Entity Ranking
ECIR

Silviu Homoceanu , Sergej Dechand , Wolf-Tilo Balke
Review Driven Customer Segmentation for Improved E-Shopping Experience
3rd International Conference on Web Science, Koblenz, Germany

Mikalai Tsytsarau , Themis Palpanas , Kerstin Denecke
Scalable Detection of Sentiment-Based Contradictions
DiversiWeb 2011: First International Workshop on Knowledge Diversity on the Web, in conjunction with WWW 2011, March 28, 2011, Hyderabad

Kerstin Denecke , Peter Dolog
Second international workshop on web science and information exchange in the medical web (MedEx 2011)
Proceedings of WWW (Companion Volume), 2011, 317-318

Michael Brenner , Jan Wiebelitz , Gabriele Voigt , Matthew Smith
Secret Program Execution in the Cloud applying Homomorphic Encryption
Proceedings of the 5th IEEE International Conference on Digital Ecosystems and Technologies (IEEE DEST 2011), DOI:10.1109/DEST.2011.5936608, ISBN:978-1-4577-0871-8, pp. 114-119

Avar� Stewart
Self-Supervised Detection of Disease Reporting Events in Outbreak Reports
The 12th IEEE International Conference on Information Reuse and Integration (IEEE IRI-2011) Tuscany Suites & Casino, Las Vegas, USA

Avar� Stewart
Self-Supervised Learning for Medical Web Disease Reporting Events Detection
4th International Conference on Web Science

Fotis Aisopos , Georgios Papadakis , Theodora Varvarigou
Sentiment Analysis of Social Media Content using N-Gram Graphs
The Third ACM SIGMM Workshop on Social Media (WSM2011) in conjunction with ACM Multimedia, Scottsdale, Arizona, November 2011.

Joachim Selke , Wolf-Tilo Balke
SkyMap: A Trie-Based Index Structure for High-Performance Skyline Query Processing
22nd International Conference on Database and Expert Systems Applications (DEXA 2011)

Ricardo Kawase , Georgios Papadakis , Eelco Herder
Supporting Revisitation with Contextual Suggestions
In the 11th ACM/IEEE Joint Conference on Digital Libraries (JCDL), June 2011, Ottawa, Canada.

Dimitrios Skoutas , Mohammad Alrifai
Tag Clouds Revisited
In Proceedings of the 20th ACM international conference on Information and knowledge management (CIKM '11), ACM, New York, NY, USA, 221-230.

Fabian Abel , Nicola Henze , Ricardo Kawase , Daniel Krause , Patrick Siehndel
TagMe!: Enhancing Social Tagging with Spatial Context
Web Information Systems and Technologies, Lecture Notes in Business Information Processing

Sascha T�nnies , Benjamin K�hncke , Wolf-Tilo Balke
Taking Chemistry to the Task - Personalized Queries for Chemical Digital Libraries
11th ACM/IEEE Joint Conference on Digital Libraries (JCDL), Ottawa, Canada, June 13- 17, 2011

Kerstin Denecke , Ernesto Diaz-Aviles , Peter Dolog , Tim Eckmanns , Marco Fisichella , Ricardo Gomez-Lage , Jens Linge , Pavel Smrz , Avar� Stewart
The Medical Ecosystem [M-Eco] Project: Personalized Event-based Surveillance
International Meeting on Emerging Diseases and Surveillance (IMED 2011), Vienna, Austria, February 4-7, 2011

Sadiye Alici , Ismail Sengor Alting�vde , Rifat Ozcan , B. Barla Cambazoglu , �zg�r Ulusoy
Timestamp-based result cache invalidation for web search engines
In: Proceedings of the 34th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2011, Beijing, China, July 25-29, 2011

Georgios Papadakis , Ekaterini Ioannou , Claudia Nieder�e , Themis Palpanas , Wolfgang Nejdl
To Compare or Not to Compare: Making Entity Resolution more Efficient
In the 3rd International Workshop on Semantic Web Information Management (SWIM), June 2011, Athens, Greece (collocated with SIGMOD 2011).

Fabian Abel , Ilknur Celik , Patrick Siehndel
Towards a Framework for Adaptive Faceted Search on Twitter
International Workshop on Dynamic and Adaptive Hypertext (DAH), in connection with ACM Hypertext

Benjamin Henne , Christian Szongott , Matthew Smith
Towards a Mobile Security & Privacy Simulator
Proceedings of the 2011 IEEE Conference on Open Systems (ICOS2011)

Matthew Smith , Marian Harbach , Susanne Mertins , Andrew Lewis , Lyn Griffiths
Towards a Translational Medical Research Ecosystem
Proceedings of the 5th IEEE International Conference on Digital Ecosystems and Technologies Conference (DEST)

Nina Tahmasebi , Thomas Risse (stellv. Gesch�ftsf�hrer, Forschungsgruppenleiter) , Stefan Dietze
Towards automatic language evolution tracking, A study on word sense tracking
In Proc. of the Joint Workshop on Knowledge Evolution and Ontology Dynamics (EvoDyn 2011), in conjunction with the 10th International Semantic Web Conference 2011 (ISWC 2011), Bonn, Germany, October 24, 2011.

Joachim Selke , Wolf-Tilo Balke
Turning Experience Products into Search Products: Making User Feedback Count
13th IEEE Conference on Commerce and Enterprise Computing (CEC 2011)

Thomas Risse (stellv. Gesch�ftsf�hrer, Forschungsgruppenleiter) , Stefan Dietze , Diana Maynard , Nina Tahmasebi , Wim Peters
Using Events for Content Appraisal and Selection in Web Archives
In Proc. of the Workhop on Detection, Representation, and Exploitation of Events in the Semantic Web (DeRiVE 2011), in conjunction with the 10th International Semantic Web Conference 2011 (ISWC 2011), Bonn, Germany, October 23, 2011.

Marian Harbach , Matthew Smith
Visual Access Control for Research Ecosystems
Proceedings of the 5th IEEE International Conference on Digital Ecosystems and Technologies Conference (DEST)

Ralf Krestel , Gianluca Demartini , Eelco Herder
Visual Interfaces for Stimulating Exploratory Search
In: Proceedings of the 2011 Joint International Conference on Digital Libraries (JCDL 2011), Ottawa, Ontario, Canada, June 13-17, 2011. ACM.

Kerstin Denecke , Peter Dolog
Web science and information exchange in the medical web
CIKM 2011: 2627-2628

Silviu Homoceanu , Wolf-Tilo Balke
What Makes a Phone a Business Phone - Querying Concepts in Product Data
The 2011 IEEE/WIC/ACM International Conference on Web Intelligence

Silviu Homoceanu , M. Loster , Christoph Lofi , Wolf-Tilo Balke
Will I like it? ? Providing Product Overviews based on Opinion Excerpts
IEEE Conference on Commerce and Enterprise Computing (CEC)

Odysseas Papapetrou , Ling Chen
XStreamCluster: an Efficient Algorithm for Streaming XML Clustering
DASFAA, April 22-25, 2011, Hong Kong.

Kerstin Denecke , Mustafa Sofean
Zur Relevanz von Twitternachrichten f�r die Unterst�tzung epidemiologischer Surveillance
Mainz//2011. 56. Jahrestagung der Deutschen Gesellschaft f�r Medizinische Informatik, Biometrie und Epidemiologie (gmds), 6. Jahrestagung der Deutschen Gesellschaft f�r Epidemiologie (DGEpi). Mainz, 26.-29.09.2011. D�sseldorf: German Medical Science GMS Publishing House; 2011. Doc11gmds318

Mohammad Alrifai , Dimitrios Skoutas , Thomas Risse (stellv. Gesch�ftsf�hrer, Forschungsgruppenleiter)
Selecting Skyline Services for QoS-based Web Service Composition
In: Proceedings of the 19th International World Wide Web Conference, WWW 2010, Raleigh, NC, USA, April 26-30, 2010, pp. 11-20, ACM, 978-1-60558-799-8.

Gerd Stumme
Academic Publication Management with PUMA - Collect, Organize and Share Publications.

J�rgen M�ller , Michael Massoth
Defense Against Direct Spam Over Internet Telephony by Caller Pre-Validation
2010 Sixth Advanced International Conference on Telecommunications (AICT 2010)

Ekaterini Ioannou , Claudia Nieder�e , Yannis Velegrakis
Enabling Entity-Based Aggregators for Web 2.0 data
In Proceedings of the 19th International World Wide Web Conference (WWW), April 26-30 2010, Raleigh, NC, USA.

Gianluca Demartini , Malik Muhammad Saad Missen , Roi Blanco , Hugo Zaragoza
Entity summarization of news articles.
In: Proceedings of the 33rd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2010, Geneva, Switzerland, July 19-23, 2010. ACM.

Sascha T�nnies , Benjamin K�hncke , Oliver Koepler , Wolf-Tilo Balke
Exposing the Hidden Web for Chemical Digital Libraries
10th ACM/IEEE Joint Conference on Digital Libraries (JCDL), Surfers Paradise, Gold Coast, Australia, June 21- 25, 2010

Stefan Siersdorfer , Sergiu Chelaru , Jose San Pedro , Wolfgang Nejdl
How useful are your comments?: analyzing and predicting youtube comments and comment ratings.
Proceedings of the 19th International Conference on World Wide Web, WWW 2010, Raleigh, North Carolina, USA, April 26-30, 2010

Amr Rizk , Markus Fidler
Sample Path Bounds for Long Memory FBM Traffic
In Proc. of the 29th IEEE Conference on Computer Communications (IEEE INFOCOM MC) 2010, San Diego, USA

Nina Tahmasebi , Kai Niklas , Thomas Theuerkauf , Thomas Risse (stellv. Gesch�ftsf�hrer, Forschungsgruppenleiter)
Using Word Sense Discrimination on Historic Document Collections
In 10th ACM/IEEE Joint Conference on Digital Libraries (JCDL), Surfers Paradise, Gold Coast, Australia, June 21- 25, 2010

Jos� Janssen , Adriana Berlanga , Stef Heyenrath , Harry Martens , Hubert Vogten , Anton Finders , Eelco Herder , Henry Hermans , Leon Schaeps , Rob Koper
Assessing the Learning Path Specification: a Pragmatic Quality Approach
Journal of Universal Computer Science 16 (21)

Christian Kohlsch�tter , Fabian Abel , Dimitrios Skoutas
A Novel Interface for Exploring, Annotating and Organizing News and Blogs Articles
The 3rd Annual Workshop on Search in Social Media (SSM 2010), co-located with the ACM WSDM 2010 Conference on Web Search and Data Mining

Gianluca Demartini , Stefan Siersdorfer
Dear Search Engine: What's your opinion about...? - Sentiment Analysis for Semantic Enrichment of Web Search Results
In: Semantic Search 2010 Workshop located at the 19th Int. World Wide Web Conference WWW2010, Raleigh, NC, USA, April 2010.

Odysseas Papapetrou , Wolf Siberski , Wolfgang Nejdl
PCIR: Combining DHTs and Peer Clusters for Efficient Full-text P2P Indexing
Computer Networks, Elsevier

B. T. Sieskul , C. Kupferschmidt , Thomas Kaiser
A correlated Gaussian spatial distribution
1st Middle East Conf. Antennas and Propagation, Cairo, Egypt, 20-22 Oct. 2010.

Erwin Leonardi , Fabian Abel , Dominikus Heckmann , Eelco Herder , Jan Hidders , Geert-Jan Houben
A Flexible Rule-Based Method for Interlinking, Integrating, and Enriching User Data
In Proceedings of 10th International Conference on Web Engineering (ICWE), Vienna, Austria, July 2010

Ralf L�bben , Markus Fidler , J�rg Liebeherr
A Foundation for Stochastic Bandwidth Estimation of Networks with Random Service
arxiv.org, open access e-print

I. V. Mart�nez , B. T. Sieskul , Feng Zheng , Thomas Kaiser
A hybrid SS-ToA wireless geolocation based on path attenuation under imperfect path loss exponent
2010 European Signal Processing Conf. (EUSIPCO-2010), Aalborg, Denmark, 23-27 August 2010.

Michael Brenner , Jan Wiebelitz , Matthew Smith
A JEE-based Architecture for Distributed Multi-Domain Resource Accounting
2010 Sixth IEEE International Conference on eScience, Brisbane, Australia, DOI:10.1109/eScienceW.2010.15, ISBN:978-0-7695-4295-9/10, pp. 31-38

Ekaterini Ioannou , Claudia Nieder�e , Yannis Velegrakis
A Matching Framework for Entity-Based Aggregation
In Proceedings of the 9th Hellenic Data Management Symposium (HDMS), June 2010, Ayia Napa, Cyprus.

Michael Bredel
A Measurement Study regarding Quality of Service and its Impact on Multiplayer Online Games
In Proc. of NetGames

S. Moghaddamnia , C. T. Le , Feng Zheng , Thomas Kaiser
A new channel estimation scheme based on second order statistics for mud pulse telemetry applications
3rd Int. Conf. Communications and Electronics, Nha Trang, Vietnam, 11-13 August 2010.

Piero A. Bonatti , Juri Luca De Coi , Daniel Olmedilla , Luigi Sauro
A Rule-based Trust Negotiation System
IEEE Transactions on Knowledge and Data Engineering, May 2010

Kerstin Denecke , Marek Kowalkiewicz
A Service-oriented Architecture for Text Analytics Enabled Business Applications
8th IEEE European Conference on Web Services (ECOWS 2010), December 1-3, 2010, Ayia Napa, Cyprus

Markus Fidler
A Survey of Deterministic and Stochastic Service Curve Models in the Network Calculus
IEEE Communications Surveys & Tutorials (COMST), 12(1):59-86

Markus Fidler
A System Theoretic Approach to Bandwidth Estimation
IEEE/ACM Transactions on Networking (TON), 18(4):1040-1053

J�rgen M�ller , Michael Massoth
Abwehr von Direct Spam over Internet Telephony mittels Anrufer Pre-Validierung
15. ITG Fachtagung Mobilkommunkation - Technologien und Anwendungen

J�rgen M�ller , Michael Massoth
Advanced Consideration of a Caller Pre-Validation Against Direct Spam Over Internet Telephony
International Journal on Advances in Telecommunications

R Khosla , M-T Chu , Kerstin Denecke , K Yamada , T Yamaguchi
Affective Pre-Operative Health Care Communication Robot
In: D. Zhang and M. Sonka (Eds.): ICMB 2010, LNCS 6165, pp. 224--230. Springer, Heidelberg (2010)

Christopher Kunz
An attack-resilient Grid auditing infrastructure
Wireless Communications, Networking and Information Security (WCNIS), 2010 IEEE International Conference on

Zdravko Bozakov
An Open Router Virtualization Framework using a Programmable Forwarding Plane
Proceedings of the ACM SIGCOMM 2010

Stefan Siersdorfer , Jonathon Hare , Enrico Minack , Fan Deng
Analyzing and Predicting Sentiment of Images on the Social Web
ACM Multimedia 2010 - Multimedia Content Track Short Paper (ACM Multimedia 2010- Multimedia Content Track Short Paper

Michael Bredel , Zdravko Bozakov , Yuming Jiang
Analyzing Router Performance Using Network Calculus with External Measurements
In Proceedings of the 18th International Workshop on Quality of Service (IWQoS)

Fabian Abel , Ernesto Diaz-Aviles , Nicola Henze , Daniel Krause , Patrick Siehndel
Analyzing the Blogosphere for Predicting the Success of Music and Movie Products
International Conference on Advances in Social Networks Analysis and Mining

Ricardo Kawase , Eelco Herder , Wolfgang Nejdl
Annotations and Hypertrails With SpreadCrumbs - An Easy Way to Annotate, Refind and Share.
WEBIST 2010: Proceedings of the 6th International Conference on Web Information Systems and Technologies, 2010

Ralf Krestel , Rene Witte , Sabine Bergler
Believe It or Not: Solving the TAC 2009 Textual Entailment Tasks through an Artificial Believer System
In: Proceedings of Text Analysis Conference (TAC 2009), National Institute of Standards and Technology (NIST), Gaithersburg, Maryland, USA, November 16-17, 2009.

Christian Kohlsch�tter , Peter Fankhauser , Wolfgang Nejdl
Boilerplate Detection using Shallow Text Features
WSDM 2010: Third ACM International Conference on Web Search and Data Mining New York City, NY USA. (Nominated for the Best Paper Award)

Kerstin Bischoff , Claudiu S. Firan , Wolfgang Nejdl , Raluca Paiu
Bridging the Gap Between Tagging and Querying Vocabularies: Analyses and Applications for Enhancing Multimedia IR
Journal of Web Semantics: Science, Services and Agents on the World Wide Web Volume 8, Issues 2-3, July 2010, pp. 97-109.

Gerd Stumme
Bridging the Gap--Data Mining and Social Network Analysis for Integrating Semantic Web and Web 2.0

Claudiu S. Firan , Mihai Georgescu , Wolfgang Nejdl , Raluca Paiu
Bringing order to your photos: event-driven classification of flickr images based on social knowledge
CIKM '10 Proceedings of the 19th ACM international conference on Information and knowledge management

Fabian Abel , Nicola Henze , Eelco Herder , Geert-Jan Houben , Daniel Krause , Erwin Leonardi
Building Blocks for User Modeling with data from the Social Web
In Proceedings of International Workshop on Architectures and Building Blocks of Web-Based User-Adaptive Systems at the International Conference on User Modeling, Adaptation and Personalization (UMAP), Hawaii, USA, June 2010

Avar� Stewart , Kerstin Denecke
Can ProMED-mail Bootstrap Blogs? Automatic Labeling of Victim-reporting Sentences
Proceedings of the First International Workshop on Web Science and Information Exchange in the Medical Web, MedEx 2010, Raleigh, NC, USA, April 26, 2010, http://ceur-ws.org/Vol-572/paper3.pdf

Odysseas Papapetrou , Wolf Siberski , Wolfgang Nejdl
Cardinality estimation and dynamic length adaptation for Bloom filters, Distributed and Parallel Databases
Journal of Distributed and Parallel Databases, Springer.

Hanwen Cao , Christoph K�nig , Andreas Wilzeck , Maria Dolores Perez Guirao
Cognitive Agile Networking Testbed.
IEEE Radio and Wireless Symposium (RWS2010), New Orleans, USA, 10-14 Jan, 2010

Maria Dolores Perez Guirao , Wolfgang Bilz , Edgar Reihl , Radu Circa , Axel Schmidt , Georg Fischer
Cognitive Systems for the Professional Audio Industry: a Step Forward
Proceedings 6th Karlsruhe Workshop on Software Radio

Gerd Stumme
Community Assessment using Evidence Networks

S. Sczyslo , G. Armbrecht , H. Thye , S. Dortmund , Thomas Kaiser
Comparison of the two-antenna method and the GTEM method to measure the impulse response of a cone antenna
10th Management Committee Meeting COST 2100, Athens, Greece, 3-5 Feb 2010.

A. Ayadi-Miessen , C. Kupferschmidt , H.-P. Kuchenbecker , Thomas Kaiser
Compensation techniques for doppler effect in UWB-based rotor-telemetry system
1st Middle East Conf. Antennas and Propagation, Cairo, Egypt, 20-22 Oct. 2010.

Rene Witte , Ralf Krestel , Thomas Kappler , Peter Lockemann
Converting a Historical Encyclopedia of Architecture into a Semantic Knowledge Base
In: IEEE Intelligent Systems, IEEE computer Society Digital Library. IEEE Computer Society. pp. 58-67, January/February, 2010 (vol. 25 no. 1).

Avar� Stewart , Kerstin Denecke , Wolfgang Nejdl
Cross-Corpus Textual Entailment for Sublanguage Analysis in Epidemic Intelligence
The 7th International Conference on Language Resources and Evaluation LREC 2010, May 19-21, Malta

Gerd Stumme
Datenschutz im Web 2.0 am Beispiel des sozialen Tagging-Systems BibSonomy

Dimitrios Skoutas , Enrico Minack , Wolfgang Nejdl
Dealing with Diversity in Web Search Results
Proceedings of the WebSci10: Extending the Frontiers of Society On-Line, April 26-27th, 2010, Raleigh, NC: US.

Georgios Papadakis , Claudia Nieder�e , Wolfgang Nejdl
Decay-based Ranking for social application content
In the 6th International Conference on Web Information Systems and Technologies (WEBIST), April 2010, Valencia, Spain.

Kiattisak Maichalernnukul , Feng Zheng , Thomas Kaiser
Design and performance of dual-hop MIMO UWB Transmissions
IEEE Transactions on Vehicular Technology, vol.59, no.6, pp.2906-2920, 2010

Sergej Zerr , Elena Demidova , Sergey Chernov
deskWeb2.0: Combining Desktop and Social Search
Desktop Search Workshop, In conjunction with the 33rd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 23 July 2010, Geneva, Switzerland

Stefania Costache , Julien Gaugaz , Ekaterini Ioannou , Claudia Nieder�e , Wolfgang Nejdl
Detecting Contexts on the Desktop Using Bayesian Networks
Desktop Search Workshop, SIGIR2010, Geneva, Switzerland

Avar� Stewart , Marco Fisichella , Kerstin Denecke
Detecting Public Health Indicators from the Web for Epidemic Intelligence
eHealth 2010 Casablanca, Morocco

S. Sczyslo , S. Dortmund , G. Armbrecht , H. Thye , Thomas Kaiser
Determination and comparison of the impulse response of various ultra-wideband antennas using the GTEM method
32nd Annual AMTA Symposium (AMTA 2010), Atlanta, Georgia, October 10-15, 2010.

Kerstin Denecke
Diversity in Medical Social Media Data: Approaches, Study and Future Challenges
International Journal of Computational Linguistics Research. 1(1), March 2010, pp. 1-11

Elena Demidova , Peter Fankhauser , Xuan Zhou , Wolfgang Nejdl
DivQ: Diversification for Keyword Search over Structured Databases
33rd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval,19-23 July 2010, Geneva, Switzerland

K. Maichalernnukul , Feng Zheng , Thomas Kaiser
Dual-Hop UWB Transmissions Using a multiple-antenna relay with antenna selection versus single-antenna relay selection
Int. ITG Conference on Source and Channel Coding (SCC), Siegen, Germany, 18-21 January 2010.

Jan Wiebelitz , Michael Brenner , Christopher Kunz , Matthew Smith
Early Defense - Enabling Attribute-Based Authorization in Grid Firewalls
Proceedings of the 19th ACM International Symposium on High Performance Distributed Computing (HPDC 2010)

Christoph Lofi , Ulrich G�ntzer , Wolf-Tilo Balke
Efficient Computation of Trade-Off Skylines
13th International Conference on Extending Database Technology (EDBT), Lausanne, Switzerland, 2010

Marco Fisichella , Fan Deng , Wolfgang Nejdl
Efficient Incremental Near Duplicate Detection based on Locality Sensitive Hashing
DEXA 2010: 21st International Conference on Database and Expert Systems Applications

Ekaterini Ioannou , Odysseas Papapetrou , Dimitrios Skoutas , Wolfgang Nejdl
Efficient Semantic-Aware Detection of Near Duplicate Resources
In Proceedings of the 7th Extended Semantic Web Conference (ESWC), 30 May - 03 June 2010, Heraklion, Greece.

Odysseas Papapetrou , Georgios Papadakis , Ekaterini Ioannou , Dimitrios Skoutas
Efficient Term Cloud Generation for Streaming Web Content
In 10th International Conference on Web Engineering (ICWE), July 2010, Vienna, Austria.

Elena Demidova , Xuan Zhou , Irina �lze , Wolfgang Nejdl
Evaluating Evidences for Keyword Query Disambiguation in Entity Centric Database Search
21st International Conference on Database and Expert Systems Applications (DEXA'10), 30 August - 3 September 2010, Bilbao, Spain

Bodo Billerbeck , Gianluca Demartini , Claudiu S. Firan , Tereza Iofciu , Ralf Krestel
Exploiting Click-Through Data for Entity Retrieval
In: Proceedings of the 33rd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2010, Geneva, Switzerland, July 19-23, 2010. ACM.

Elke Teich , Peter Fankhauser
Exploring a corpus of scientific texts using data mining
Corpus-linguistic applications. Current studies, new directions. Gries, Stefan Th., Stefanie Wulff and Mark Davies (Eds.) Amsterdam/New York, NY, 2010, VI, Rodopi, pp. 233-246

Christian Kohlsch�tter
Exploring the New York Times Corpus with NewsClub
HCIR 2010, Fourth Workshop on Human-Computer Interaction and Information Retrieval in conjuction with IIiX 2010, Aug 2010, New Brunswick, NJ, USA.

Joachim Selke , Wolf-Tilo Balke
Extracting Features from Ratings: The Role of Factor Models
5th Multidisciplinary Workshop on Advances in Preference Handling, Lisbon, Portugal, 2010

S. Alaa , M. El-Hadidy , C. Kupferschmidt , Thomas Kaiser
Frequency dependence of the UWB indoor channel and the effects of the antenna directivity on path loss and multipath propagation
1st Middle East Conf. Antennas and Propagation, Cairo, Egypt, 20-22 Oct. 2010.

Zoltan Miklos , Nicolas Bonvin , Paolo Bouquet , Michele Catasta , Daniele Cordioli , Peter Fankhauser , Julien Gaugaz , Ekaterini Ioannou , Hristo Koshutanski , Antonio Mana , Claudia Nieder�e , Themis Palpanas , Heiko Stoermer
From Web Data to Entities and Back
In 22nd International Conference on Advanced Information Systems Engineering (CAiSE), June 2010, Hammamet, Tunisia.

Erwin Leonardi , Jan Hidders , Geert-Jan Houben , Fabian Abel , Eelco Herder
GDR: A Language for Flexible Interlinking, Integrating, and Enriching User Data
International Conference on User Modeling, Adaptation and Personalization (UMAP), Demo Track, Hawaii, USA

Philipp K�rger , Wolf Siberski
Guarding a Walled Garden - Semantic Privacy Preferences on the Social Web
In Proceedings of the 7th Extended Semantic Web Conference (ESWC2010), Heraklion, Crete, Greece, June, 2010

Joachim Selke , Christoph Lofi , Wolf-Tilo Balke
Highly Scalable Multiprocessing Algorithms for Preference-Based Database Retrieval
15th International Conference on Database Systems for Advanced Applications (DASFAA), Tsukuba, Japan, 2010

Patrick Hennig , Wolf-Tilo Balke
Highly Scalable Web Service Composition using Binary Tree-based Parallelization
Proceedings of the 8th IEEE International Conference on Web Services (IEEE ICWS'10), Miami, Florida, USA, July 5-10, 2010

Ricardo Kawase , Georgios Papadakis , Eelco Herder
How Predictable Are You? A Comparison of Prediction Algorithms for Web Page Revisitation
In the 18th International Workshop on Personalization and Recommendation on the Web and Beyond (ABIS), October 2010, Kassel, Germany.

Pamela Zontone , Giulia Boato , Jonathon Hare , Paul Lewis , Stefan Siersdorfer , Enrico Minack
Image and Collateral Text in Support of Auto-annotation and Sentiment Analysis
ACL Workshop TextGraphs-5: Graph-based Methods for Natural Language Processing, 16th of July 2010, Uppsala, Sweden

W. Gerok , M. El-Hadidy , S. Alaa , Thomas Kaiser
Influence of the real UWB antennas on the AoA estimation based on the TDoA localization technique
1st Middle East Conf. Antennas and Propagation, Cairo, Egypt, 20-22 Oct. 2010

Fabian Abel , Nicola Henze , Eelco Herder , Daniel Krause
Interweaving Public User Profiles on the Web
International Conference on User Modeling, Adaptation and Personalization (UMAP), Hawaii, USA

Elena Demidova , Xuan Zhou , Wolfgang Nejdl
IQ^P: Incremental Query Construction, a Probabilistic Approach
26th IEEE International Conference on Data Engineering, March 1-6, 2010, Long Beach, California, USA

Gideon Zenz , Nina Tahmasebi , Thomas Risse (stellv. Gesch�ftsf�hrer, Forschungsgruppenleiter)
Language Evolution On The Go
SAME 2010 - 3rd International Workshop on Semantic Ambient Media Experience (NAMU Series) November, 10th-12th November 2010 in conjunction with AmI-10 in Malaga, Spain

Ralf Krestel , Peter Fankhauser
Language Models & Topic Models for Personalizing Tag Recommendation
In: 2010 IEEE / WIC / ACM International Conference on Web Intelligence (WI 2010), Toronto, Canada, August 31-September 3, 2010, Main Conference Proceedings. IEEE Computer Society 2010.

Ernesto Diaz-Aviles , Mihai Georgescu , Avar� Stewart , Wolfgang Nejdl
LDA for on-the-fly auto tagging
RecSys '10: Proceedings of the fourth ACM conference on Recommender systems

Ralf Krestel , Bhaskar Mehta
Learning the Importance of Latent Topics to Discover Highly Influential News Items
In: KI 2010: Advances in Artificial Intelligence, 33rd Annual German Conference on AI (KI 2010), Karlsruhe, Germany, September 21-24, 2010. Proceedings. Lecture Notes in Computer Science. Volume 6359. (Best Paper Award)

Fabian Abel , Ricardo Kawase , Daniel Krause
Leveraging Multi-faceted Tagging to improve Search in Folksonomy Systems
Proceedings of the 21st ACM Conference on Hypertext and Hypermedia (Poster Track), Toronto, Canada

Enrico Minack , Raluca Paiu , Stefania Costache , Gianluca Demartini , Julien Gaugaz , Ekaterini Ioannou , Paul-Alexandru Chirita , Wolfgang Nejdl
Leveraging personal metadata for Desktop search: The Beagle++ system
In Journal of Web Semantics, 8(1) pages 37-54, 2010.

Fabian Abel , Matteo Baldoni , Cristina Baroglio , Nicola Henze , Ricardo Kawase , Daniel Krause , Viviana Patti
Leveraging search and content exploration by exploiting context in folksonomy systems
New Review of Hypermedia and Multimedia, Volume 16, Issue 1 & 2 April 2010, pages 33-70

Fabian Abel , Nicola Henze , Eelco Herder , Daniel Krause
Linkage, Aggregation, Alignment and Enrichment of Public User Profiles with Mypes
6th International Conference on Semantic Systems (I-Semantics), Graz, Austria

Marco Fisichella , Juri Luca De Coi , Maristella Matera
Managing Adaptivity in Web Collaborative Processes using Policies and User Profiles
SWIM - ICWE 2010: 2th International Workshop on Semantic Web Information Management

A. Ayadi-Miessen , C. Kupferschmidt , T. C. Le , H.-P. Kuchenbecker , Thomas Kaiser
Method of Doppler Estimation for IR-UWB-System Based on the Rake-Receiver
IEEE Int. Conf. Ultra-Wideband (ICUWB 2010), Nanjing, China, 20-23 Sept. 2010.

Christian Nieke , Christoph Lofi , Wolf-Tilo Balke
Mobile Product Browsing using Bayesian Retrieval
12th IEEE Conference on Commerce and Enterprise Computing (CEC), Shanghai, China, 2010. (best paper award)

L. De Nardis , Maria Dolores Perez Guirao
Mobility-aware design of cognitive radio networks: Challenges and opportunities
Proceedings of the Fifth International Conference on Cognitive Radio Oriented Wireless Networks Communications (CROWNCOM), 2010

Benjamin K�hncke , Wolf-Tilo Balke
MPEG-7/21: Structured Metadata for Handling and Personalizing Multimedia Content
Marios C. Angelides (Editor), Harry Agius (Eds): The Handbook of MPEG Applications: Standards in Practice. Wiley, 2010.

Kerstin Denecke , Tim Eckmanns , Peter Dolog , Avar� Stewart
Multimedia- und Web 2.0- Daten zur fr�hzeitigen Erkennung von Krankheitsausbr�chen
In: P. Schm�cker, K.-H. Ells�sser, S. Hayna (Eds.): 55.GMDS-Jahrestagung, Antares Computer Verlag GmbH, Dietzenbach, Germany, ISBN 978-3-932971-11-2, p. 74

S. Sczyslo , G. Armbrecht , S. Dortmund , H. Thye , Thomas Kaiser
On the characterization of ultra-wideband antennas using GTEM cells
Electrical and Electronic Engineering for Communication (EEEfCOM), Ulm, Germany, 16-17 June 2010.

S. Sczyslo , G. Armbrecht , H. Thye , S. Dortmund , Thomas Kaiser
On the determination of the impulse response of ultra-wideband antennas
CST ? 5th European User Group Meeting (EUGM 2010), Darmstadt, Germany, April 19-21, 2010

David Dietrich
On-demand Bandwidth Scaling using Redundant Routers
5th GI/ITG KuVS Workshop on The Future Internet, Stuttgart, 9 June 2010

Ekaterini Ioannou , Wolfgang Nejdl , Claudia Nieder�e , Yannis Velegrakis
On-the-Fly Entity-Aware Query Processing in the Presence of Linkage
In Proceedings of the VLDB Endowment (PVLDB), Vol. 3, No. 1, 13-17 Sep. 2010, Singapore.

Odysseas Papapetrou , Sukriti Ramesh , Stefan Siersdorfer , Wolfgang Nejdl
Optimizing Near Duplicate Detection for P2P Networks
IEEE International Conference on Peer-to-Peer Computing (P2P'10), Delft, Netherlands, 25-27 August, 2010

Fabian Abel , Nicola Henze , Daniel Krause
Optimizing Search and Ranking in Folksonomy Systems by Exploiting Context Information
Lecture Notes in Business Information Processing, Volume 45, Springer Verlag

K. Maichalernnukul , T. K. Nguyen , Feng Zheng , Thomas Kaiser
Performance of UWB MIMO Relay Systems in Real UWB Channels
44th Asilomar Conf. Signals, Systems and Computers, Pacific Grove, California, USA, 7-10 Nov. 2010.

Ralf Krestel , Rene Witte , Sabine Bergler
Predicate-Argument EXtractor (PAX)
In: Proceedings of the First Workshop on New Challenges for NLP Frameworks co-located with LREC 2010, May 22nd, 2010, Valletta, Malta.

Hieu Nguyen , Zhao Zhao , Feng Zheng , Thomas Kaiser
Preequalizer design for spatial multiplexing SIMO-UWB TR systems
IEEE Transactions on Vehicular Technology, vol.59, no.8, pp.3798-3805, 2010

Christoph Lofi , Wolf-Tilo Balke
Preference Trade-Offs - Towards manageable Skylines
22. GI-Workshop Grundlagen von Datenbanken (GvD), Bad Helmstedt, Germany, 2010

Eelco Herder , Daniel Krause , Melanie Hartmann , Andreas Nauerz
Proceedings ABIS 2010 - 18th Intl. Workshop on Personalization and Recommendation on the Web and Beyond
http://kobra.bibliothek.uni-kassel.de/handle/urn:nbn:de:hebis:34-2011011235302

Fabian Abel , Eelco Herder , Geert-Jan Houben , Mykola Pechenizkiy , Michael Yudelson
Proceedings of the International Workshop on Architectures and Building Blocks of Web-Based User-Adaptive Systems (WABBWUAS 2010)
CEUR Workshop Proceedings, ISSN 1613-0073, online CEUR-WS.org/Vol-609/

Fabian Abel , Eelco Herder , Geert-Jan Houben , Erwin Leonardi
Proceedings of the International Workshop on Linking of User Profiles and Applications in the Social Semantic Web
CEUR Workshop Proceedings, ISSN 1613-0073, online CEUR-WS.org/Vol-595/

Gerd Stumme
Proceedings of the LWA 2010 - Lernen, Wissen, Adaptivit�t

Philipp K�rger , Daniel Olmedilla , Alexandre Passant , Axel Polleres
Proceedings of the Second Workshop on Trust and Privacy on the Social and Semantic Web
CEUR Workshop Proceedings, ISSN 1613-0073, online CEUR-WS.org/Vol-576/

Gerd Stumme
Publikationsmanagement mit BibSonomy -- ein Social-Bookmarking-System f�r Wissenschaftler

Sascha T�nnies , Wolf-Tilo Balke
Quality Assessment in Digital Libraries - Challenges and Chances
Proceedings of the 22. GI-Workshop on Foundations of Databases (Grundlagen von Datenbanken), Bad Helmstedt, May 25-28, 2010, CEUR-WS.org, ISSN 1613-0073, Vol. 581, urn:nbn:de:0074-581-7.

Gerd Stumme
Query Logs as Folksonomies
{Datenbank-Spektrum

Rodolfo Stecher , Stefania Costache , Claudia Nieder�e , Wolfgang Nejdl
Query Ranking in Information Integration
The 22nd International Conference on Advanced Information Systems Engineering (CAiSE'10)

Bodo Billerbeck , Gianluca Demartini , Claudiu S. Firan , Tereza Iofciu , Ralf Krestel
Ranking Entities Using Web Search Query Logs
In: Research and Advanced Technology for Digital Libraries, 14th European Conference (ECDL 2010), September 6-10, 2010. Glasgow, UK. Lecture Notes in Computer Science. Volume 6273.

Dimitrios Skoutas , Mohammad Alrifai , Wolfgang Nejdl
Re-ranking Web Service Search Results Under Diverse User Preferences
4th International Workshop on Personalized Access, Profile Management, and Context Awareness in Databases (PersDB), in conjunction with VLDB 2010.

Piero A. Bonatti , Philipp K�rger , Daniel Olmedilla
Reactive Policies for the Semantic Web
In Proceedings of the 7th Extended Semantic Web Conference (ESWC2010), Heraklion, Crete, Greece, June, 2010

Fabian Abel , Ig Ibert Bittencourt , Evandro Costa , Nicola Henze , Daniel Krause , Julita Vassileva
Recommendations in Online Discussion Forums for E-Learning Systems
IEEE Transactions on Learning Technologies

Muhammad Tanvir Afzal , Hermann Maurer , Wolf-Tilo Balke , Narayanan Kulathuramaiyer
Rule based Autonomous Citation Mining with TIERL
Journal of Digital Information Management (JDIM), Vol. 8(3), 2010

Mikalai Tsytsarau , Themis Palpanas , Kerstin Denecke
Scalable Discovery of Contradictions on the Web
In: Proceedings of the 19th International World Wide Web Conference, April 26-30 2010, Raleigh, NC, USA

Rene Witte , Ralf Krestel
Semantic Content Access using Domain-Independent NLP Ontologies
In: 15th International Conference on Applications of Natural Language to Information Systems (NLDB 2010), June 23-25, 2010. Cardiff, UK.

Marian Harbach , Tim D�rnemann , Ernst Juhnke , Bernd Freisleben
Semantic Validation of BPEL Fragment Compositions
Proceedings of the 4th IEEE International Conference on Semantic Computing (ICSC 2010)

Gerd Stumme
Semantics made by you and me: Self-emerging ontologies can capture the diversity of shared knowledge

Katja Niemann , Uta Schwertel , Alexander Mikroyannidis , Marco Fisichella , Ricardo Kawase , Jan Pawlowski , Martin Wolpers
Skill-based Scouting of Open Management Content
EC-TEL 2010: Fifth European Conference on Technology Enhanced Learning

Gerd Stumme
Social Bookmarking-Systeme ? die unerkannten Datensammler - Ungewollte personenbezogene Datenverabeitung?

Thomas Kaiser
Spatial correlation in SM-MIMO-UWB systems using the pre-equalizer-filter
2010 IEEE Int. Conf. Ultra-Wideband (ICUWB2010), Nanjing, China, 20-23 Sept. 2010.

T. K. Nguyen , H. Nguyen , Feng Zheng , Thomas Kaiser
Spatial correlation in the broadcast MU-MIMO UWB system using a pre-equalizer and time reversal pre-filter
4th Int. Conf. Signal Processing and Communication Systems, Gold Coast, Australia, 13-15 Dec. 2010

Amr Rizk , Markus Fidler
Statistical End-to-end Performance Bounds for Networks under Long Memory FBM Cross Traffic
In Proc. of the 18th IEEE International Workshop on Quality of Service (IWQoS), June 2010, China

Gerd Stumme
Stop Thinking, start Tagging - Tag Semantics emerge from Collaborative Verbosity

Gianluca Demartini , Malik Muhammad Saad Missen , Roi Blanco , Hugo Zaragoza
TAER: Time Aware Entity Retrieval
In: The 19th ACM International Conference on Information and Knowledge Management (CIKM 2010), Toronto, Canada, October 2010.

Nina Tahmasebi , Gideon Zenz , Tereza Iofciu , Thomas Risse (stellv. Gesch�ftsf�hrer, Forschungsgruppenleiter)
Terminology Evolution Module for Web Archives in the LiWA Context
In Proc. of 10th International Web Archiving Workshop in conjunction with iPRES in Vienna, Austria, 2010

Odysseas Papapetrou , Wolf Siberski , Norbert Fuhr
Text Clustering for Peer-to-Peer Networks with Probabilistic Guarantees
In: Proceedings of 32nd European Conference of Information Retrieval (ECIR'10), March 28-31, 2010, Milton Keynes, UK,

Fabian Abel , Ricardo Kawase , Daniel Krause , Patrick Siehndel , Nicole Ullmann
The Art of Multi-faceted Tagging - Inteweaving spatial annotations, categories, meaningful URIs and tags
6th Int. Conf. on Web Information Systems and Technologies (WEBIST)

Ricardo Kawase , Georgios Papadakis , Eelco Herder , Wolfgang Nejdl
The Impact of Bookmarks and Annotations on Refinding Information
In the 21st ACM conference on Hypertext and Hypermedia, June 2010, Toronto, Canada.

Fabian Abel , Nicola Henze , Ricardo Kawase , Daniel Krause
The Impact of Multifaceted Tagging on Learning Tag Relations and Search
Extended Semantic Web Conference (ESWC), Heraklion, Crete, Greece

Kerstin Denecke , Avar� Stewart , Tim Eckmanns , Daniel Faensen , Peter Dolog , Pavel Smrz
The Medical Ecosystem ? Personalised Event-based Surveilllance
In Proceedings of the 13th World Congress on Medical and Health Informatics Medinfo 2010, 12-15th September 2010, Cape Town, South Africa

Georgios Papadakis , Gianluca Demartini , Philipp K�rger , Peter Fankhauser
The Missing Links: Discovering Hidden Same-as Links among a Billion of Triples
In the 12th International Conference on Information Integration and Web-based Applications & Services (iiWAS), November 2010, Paris, France.

Fabian Abel , Juri Luca De Coi , Nicola Henze , Arne Wolf K�sling , Daniel Krause , Daniel Olmedilla
The RDF Protune Policy Editor: Enabling Users to Protect Data in the Semantic Web
Lecture Notes in Business Information Processing, March 2010

Gerd Stumme
The social bookmark and publication management system BibSonomy

Kerstin Denecke , Marko Brosowski
Topic Detection in Noisy Data Source
Fifth International Conference on Digital Information Management (ICDIM'10). July 5-8, 2010, Thunder Bay, Canada

Zdravko Bozakov
Towards Virtual Routers as a Service
6th GI/ITG KuVS Workshop on Future Internet

Thomas Kaiser , Feng Zheng
Ultra Wideband Systems with MIMO
Wiley, Chichester, 2010

Sascha T�nnies , Wolf-Tilo Balke
Uncovering Hidden Qualities - Benefits of Quality Measures for Automatically Generated Metadata
14th European Conference on Digital Libraries (ECDL 2010), Glasgow, Scotland, September 6 - 10, 2010

Kai Niklas
Unsupervised Post-Correction of OCR Errors
Leibniz Universit�t Hannover

Marco Fisichella , Avar� Stewart , Kerstin Denecke , Wolfgang Nejdl
Unsupervised Public Health Event Detection for Epidemic Intelligence
CIKM 2010: 19th ACM Conference on Information and Knowledge Management

Avar� Stewart , Kerstin Denecke
Using ProMED Mail and MedWorm Blogs for Cross-Domain Pattern Analysis in Epidemic Intelligence
the 13th World Congress on Medical and Health Informatics Medinfo 2010 to be held from 12-15th September 2010 at the Cape Town International Convention Centre, Cape Town, South Africa.

Kerstin Denecke , Peter Dolog , Pavel Smrz , Jens Linge , Wolfgang Nejdl , Avar� Stewart
Using Web Data in the Medical Domain
Proceedings of the First International Workshop on Web Science and Information Exchange in the Medical Web, MedEx 2010 Raleigh, NC, USA, April 26, 2010, CEUR-WS.org, online CEUR-WS/Vol-572/

Benjamin K�hncke , Wolf-Tilo Balke
Using Wikipedia Categories for Compact Representations of Chemical Documents
In Proc. of ACM Conference on Information and Knowledge Management (CIKM), Toronto, Canada, 10.2010.

K. Maichalernnukul , Feng Zheng , Thomas Kaiser
UWB MIMO cooperative relay systems: BER analysis and relay regions
44th Ann. Conf. Information Sciences and Systems (CISS), Princeton University, NJ, USA, 17-19 March 2010

Zdravko Bozakov
Virtual Software Routers: A Performance and Migration Study
DFN-Forum Kommunikationstechnologien

Gerd Stumme
Visit me, click me, be my friend: An analysis of evidence networks of user relationships in Bibsonomy

Marco Fisichella , Eelco Herder , Ivana Marenzi , Wolfgang Nejdl
Who are you working with? - Visualizing TEL Research Communities -
ED-MEDIA 2010 - World Conference on Educational Multimedia, Hypermedia & Telecommunications, June 28-July 2, 2010. Toronto, Canada.

Gianluca Demartini , Claudiu S. Firan , Tereza Iofciu , Ralf Krestel , Wolfgang Nejdl
Why finding entities in Wikipedia is difficult, sometimes
In: Information Retrieval, Springer Netherlands. pp. 534-567, September/October, 2010 (vol. 13 no. 5).

Mohammad Alrifai , Thomas Risse (stellv. Gesch�ftsf�hrer, Forschungsgruppenleiter)
Combining Global Optimization with Local Selection for Efficient QoS-aware Service Composition
In: Proceedings of the 18th International World Wide Web Conference, WWW 2009, Madrid, Spain, April 20-24, 2009, pp. 881-890, 2009, ACM, 978-1-60558-487-4

Andreas Hotho , Benjamin Markines , Ciro Cattuto , Dominik Benz , Filippo Menczer , Gerd Stumme
Evaluating similarity measures for emergent semantics of social tagging.
In: Proceedings of the 18th International Conference on World Wide Web, WWW 2009, Madrid, Spain, April 20-24, 2009, pp. 641-650, 2009, ACM, 978-1-60558-487-4.

Gonzalo Le�n , Juan Quemada , Wolfgang Nejdl , Yo�lle S. Maarek
Proceedings of the 18th International Conference on World Wide Web, WWW 2009, Madrid, Spain, April 20-24, 2009
ACM, 978-1-60558-487-4

Jos� San Pedro , Stefan Siersdorfer
Ranking and classifying attractiveness of photos in folksonomies.
In: Proceedings of the 18th International Conference on World Wide Web, WWW 2009, Madrid, Spain, April 20-24, 2009, pp. 771-780, 2009, ACM, 978-1-60558-487-4.

Artur Lugmayr , Thomas Risse (stellv. Gesch�ftsf�hrer, Forschungsgruppenleiter) , Bjoern Stockleben , Kari Laurila , Juha Kaario
Semantic Ambient Media - An Introduction
Multimedia Tools and Applications - Special Issue on Semantic Ambient Media Experience Vol. 44-3, Springer, Netherlands; September 2009; pp. 337-359

Ricardo Kawase , Wolfgang Nejdl
A Straightforward Approach for Online Annotations: SpreadCrumbs - Enhancing and Simplifying Online Collaboration.
In: WEBIST 2009 - Proceedings of the Fifth International Conference on Web Information Systems and Technologies, Lisbon, Portugal, March 23-26, 2009, pp. 407-410, 2009, INSTICC Press, 978-989-8111-81-4.

Fabian Abel , Juri Luca De Coi , Nicola Henze , Arne Wolf Koesling , Daniel Krause , Daniel Olmedilla
A User Interface to Define and Adjust Policies for Dynamic User Models.
In: WEBIST 2009 - Proceedings of the Fifth International Conference on Web Information Systems and Technologies, Lisbon, Portugal, March 23-26, 2009, pp. 184-191, 2009, INSTICC Press, 978-989-8111-81-4.

Gianluca Demartini , Julien Gaugaz , Wolfgang Nejdl
A Vector Space Model for Ranking Entities and Its Application to Expert Search.
In: Advances in Information Retrieval, 31th European Conference on IR Research, ECIR 2009, Toulouse, France, April 6-9, 2009. Proceedings, pp. 189-201, 2009, Springer, 978-3-642-00957-0.

Wolf Siberski , Wolfgang Nejdl
Approximate Queries in Peer-to-Peer Systems
In Encyclopedia of Database Systems, Springer, 2009

Enrico Minack , Wolf Siberski , Wolfgang Nejdl
Benchmarking Fulltext Search Performance of RDF Stores
Proceedings of the 6th European Semantic Web Conference (ESWC), pp. 81-95, Heraklion, Crete, Greece, May 31-June 4, 2009

Fabian Abel , Nicola Henze , Daniel Krause
Context-aware Ranking Algorithms in Folksonomies.
In: WEBIST 2009 - Proceedings of the Fifth International Conference on Web Information Systems and Technologies, Lisbon, Portugal, March 23-26, 2009, pp. 167-174, 2009, INSTICC Press, 978-989-8111-81-4.

Ling Chen , Sourav S Bhowmick , Wolfgang Nejdl
COWES: Web User Clustering Based on Evolutionary Web Sessions
In Data Knowledge and Engineering Journal (DKE) 68(10):867-885 (2009)

Wolfgang Nejdl
Exploiting User Generated Content to Improve Search
14th International Conference on Artificial Intelligence in Education

Ling Chen , Phillip Wright , Wolfgang Nejdl
Improve Music Genre Classification using Collaborative Tagging Data
In Second ACM International Conference on Web Search and Data Mining (WSDM) 2009

Ling Chen , Sourav S Bhowmick
In the Search of NECTARs from Evolutionary Trees
In the 14th International Conference on Data Systems for Advanced Applications (DASFAA) 2009

Ricardo Kawase , Enrico Minack , Wolfgang Nejdl , Samur Ara�jo , Daniel Schwabe
Incremental End-user Query Construction for the Semantic Desktop.
In: WEBIST 2009 - Proceedings of the Fifth International Conference on Web Information Systems and Technologies, Lisbon, Portugal, March 23-26, 2009, pp. 270-275, 2009, INSTICC Press, 978-989-8111-81-4.

Robert J�schke , Gerd Stumme
Managing publications and bookmarks with BibSonomy.
HT '09: Proceedings of the 20th ACM Conference on Hypertext and Hypermedia. New York, NY, USA: ACM, June (2009), p. 323--324.

Gianluca Demartini , Tereza Iofciu , Arjen P. de Vries
Overview of the INEX 2009 Entity Ranking Track.
In: 8th International Workshop of the Initiative for the Evaluation of XML Retrieval, INEX 2009 Brisbane, Australia, December 2009.

Raluca Paiu
Pharos: An Audiovisual Search Platform
32nd international ACM SIGIR conference on Research and development in information retrieval

SungRan Cho , Wolf-Tilo Balke
Relaxing XML Preference Queries for Cooperative Retrieval.
In: Enterprise Information Systems, 11th International Conference, ICEIS 2009, Milan, Italy, May 6-10, 2009. Proceedings, pp. 160-171, 2009, Springer, 978-3-642-01346-1.

Gianluca Demartini , Ludovic Denoyer , Antoine Doucet , Khairun Nisa Fachry , Patrick Gallinari , Shlomo Geva , Wei-Che Huang , Tereza Iofciu , Jaap Kamps , Gabriella Kazai , Marijn Koolen , Monica Landoni , Ragnar Nordlie , Nils Pharo , Ralf Schenkel , Martin Theobald , Andrew Trotman , Arjen P. de Vries , Alan Woodley , Jianhan Zhu
Report on INEX 2008.
In: SIGIR Fourm, June 2010, Volume 44 Number 1, pp 38-56.

Robert J�schke , Gerd Stumme
Social Bookmarking am Beispiel BibSonomy.
Social Semantic Web. Berlin/Heidelberg: Springer (2009), p. 363--391.

Kerstin Bischoff , Claudiu S. Firan , Mihai Georgescu , Raluca Paiu , Wolfgang Nejdl
Social Knowledge-Driven Music Hit Prediction.
In: Proceedings of the fifth International Conference on Advanced Data Mining and Applications, ADMA. Beijing, China, August 17-19, 2009, pp. 43-54.

Dimitrios Skoutas , Dimitris Sacharidis , Alkis Simitsis , Verena Kantere , Timos K. Sellis
Top-k dominant web services under multi-criteria matching.
In: EDBT 2009, 12th International Conference on Extending Database Technology, Saint Petersburg, Russia, March 24-26, 2009, Proceedings, pp. 898-909, 2009, ACM, 978-1-60558-422-5.

Philipp K�rger , Emily Kigel , Jaltar Venkatram Yadav
SPoX: combining reactive Semantic Web policies and Social Semantic Data to control the behaviour of Skype
In International Semantic Web Conference (ISWC 2009), Poster and Demo Session, Washington, DC, USA, October, 2009.

Ralf Krestel , Rene Witte , Sabine Bergler
A Belief Revision Approach to Textual Entailment Recognition
In: Proceedings of Text Analysis Conference (TAC 2008), National Institute of Standards and Technology (NIST), Gaithersburg, Maryland, USA, November 17-19, 2008.

Robert J�schke , Gerd Stumme
A Comparison of content-based Tag Recommendations in Folksonomy Systems
Postproceedings of the International Conference on Knowledge Processing in Practice (KPP 2007) (to appear)

Ricardo Kawase , Eelco Herder , Wolfgang Nejdl
A Comparison of Paper-Based and Online Annotations in the Workplace
EC-TEL 2009 - 4th. European Conference on Technology Enhanced Learning

Ralf Groeper , Christian Grimm , Siegfried Makedanz , Hans Pfeiffenberger , Wolfgang Ziegler , Peter Gietz , Michael Schiffers
A Concept for Attribute-Based Authorization on D-Grid Resources
Future Generation Computer Systems, Vol. 25, Nr. 3, March 2009, Elsevier

Christopher Kunz , Christian Szongott , Jan Wiebelitz , Christian Grimm
A Concept for Grid Credential Lifecycle Management and Heuristic Credential Abuse Detection
8th International Symposium on Parallel and Distributed Computing 2009

Christian Kohlsch�tter
A Densitometric Analysis of Web Template Content
18th International World Wide Web Conference (WWW2009), Madrid, Spain

Christian Kohlsch�tter
A Densitometric Classification of Web Template Content
Emmerich Kelih, Viktor Levickij, Gabriel Altmann (Editors), METHODS OF TEXT ANALYSIS: Omnibus volume. -- Chernivtsi: CNU, 2009. pp. 133-155. ISBN 978-966-423-043-5

Qipeng Cai , Zhao Zhao , Andreas Wilzeck , Thomas Kaiser
A Distributed Simulation Engine For Cooperative Multi-User MIMO Enhanced Wireless Communications
17th European Signal Processing Conference (EUSIPCO) 2009, Glasgow, Scotland, 2009.

Fabian Abel , Dominikus Heckmann , Eelco Herder , Jan Hidders , Geert-Jan Houben , Daniel Krause , Erwin Leonardi , Kees van der Slujis
A Framework for Flexible User Profile Mashups
International Workshop on Adaptation and Personalization for Web 2.0 at UMAP 2009, Trento, Italy

Bamrung Tau Sieskul , Feng Zheng , Thomas Kaiser
A Hybrid SS-ToA Wireless NLoS Geolocation Based on Path Attenuation
IEEE Transactions on Vehicular Technology, vol.58, no.9, pp.4930-4942, 2009.

Bamrung Tau Sieskul , Feng Zheng , Thomas Kaiser
A Hybrid SS-ToA Wireless NLoS Geolocation Based on Path Attenuation: Cramer-Rao Bound
Proc. IEEE 69th Vehicular Technology Conference (Spring), Barcelona, Spain, 26-29 April 2009.

Bamrung Tau Sieskul , Feng Zheng , Thomas Kaiser
A Hybrid SS-ToA Wireless NLoS Geolocation Based on Path Attenuation: Mobile Position Estimation
Proc. IEEE Wireless Communications and Networking Conference, Budapest, Hungary, 5-8 April 2009.

Sascha T�nnies , Benjamin K�hncke , Patrick Hennig , Wolf-Tilo Balke
A Service Oriented Architecture for Personalized Rich Media Delivery
IEEE International Conference on Services Computing (IEEE SCC 2009), Bangalore, India, September 21-25, 2009

Matthew Smith , Fabian Schwarzer , Marian Harbach , Thomas Noll , Bernd Freisleben
A Streaming Intrusion Detection System for Grid Computing Environments
IEEE International Conference on High Performance Computing and Communications

Matthias Hentschel , Bernardo Wagner
Adaptive Path Planning for Long-Term Navigation of Autonomous Mobile Robots
4th European Conference on Mobile Robots (ECMR)

Ernesto Diaz-Aviles
Alleviating Media Bias Through Intelligent Agent Blogging
In: CoRR abs/0902.0798, 2009.

Gianluca Demartini , Claudiu S. Firan , Mihai Georgescu , Tereza Iofciu , Ralf Krestel , Wolfgang Nejdl
An Architecture for Finding Entities on the Web
In: 7th Latin American Web Congress (LA-WEB 2009), M�rida, Yuc�tan, M�xico. 9-11 November, 2009.

Thomas Kaiser , Feng Zheng , Emil Dimitrov
An Overview of Ultra Wideband Systems with MIMO
Proceedings of the IEEE, vol.97, no.2, pp.285-312, 2009

Thomas Kaiser , Feng Zheng , Bamrung Tau Sieskul , Kiattisak Maichalernnukul
An Overview of UWB Systems with MIMO
in Short-Range Wireless Communications: Emerging Technologies and Applications, R. Kraemer and M. Katz (ed.), pp.65-72 (Chapter 9), Wiley, 2009.

Hieu Nguyen , Feng Zheng , Thomas Kaiser
Antenna Selection for Time Reversal MIMO UWB systems
Proc. IEEE 69th Vehicular Technology Conference (Spring), Barcelona, Spain, 26-29 April, 2009

Kerstin Denecke
Are SentiWordNet Scores Suited for Multi-Domain Sentiment Classification?
Fourth International Conference on Digital Information Management (ICDIM 2009), Ann Arbor, Michigan

Kerstin Denecke
Assessing Content Diversity in Medical Weblogs
First International Workshop on Living Web: Making Web Diversity a true asset held in conjunction with the International Semantic Web Conference 2009

Nina Tahmasebi
Automatic Detection of Terminology Evolution
In Proc. of 6th On the Move Academy in conjunction with On The Move Federated Conferences, 2009 Vilamoura, Portugal

Stefan Siersdorfer , Jose San Pedro , Mark Sanderson
Automatic video tagging using content redundancy
Proceedings of the 32nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2009, Boston, MA, USA, July 19-23, 2009. ACM 2009, ISBN 978-1-60558-483-6

Kerstin Bischoff , Claudiu S. Firan , Cristina Kadar , Wolfgang Nejdl , Raluca Paiu
Automatically Identifying Tag Types
In: Proceedings of the fifth International Conference on Advanced Data Mining and Applications, ADMA. Beijing, China, August 17-19, 2009, pp. 31-42.

Maria Dolores Perez Guirao
Autonomous Optimization of IR-UWB Link Access
FREQUENZ Zeitschrift f�r Telekommunikation

SungRan Cho , Wolf-Tilo Balke
Building an Efficient Preference XML Query Processor
24th Annual ACM Symposium on Applied Computing (ACM SAC'09), Honolulu, HI, USA

Sascha T�nnies , Benjamin K�hncke , Oliver Koepler , Wolf-Tilo Balke
Building Chemical Information Systems - the ViFaChem II Project
3. GI-Fachtagung Datenbanksysteme f�r Business, Technologie und Web

Maria Dolores Perez Guirao , Andreas Wilzeck , Thomas Kaiser
Cognitive Radio & Networks in the Perspective of Industrial Wireless Communications
2nd International Workshop on Cognitive Radio & Advanced Spectrum Management (CogART 2009) within Wireless VITAE 2009,

Thomas Kaiser , Mar�a Dolores P�rez Guirao , Andreas Wilzeck
Cognitive Radio & Networks in the Perspective of Industrial Wireless Communications
2nd International Workshop on Cognitive Radio & Advanced Spectrum Management (CogART 2009) within Wireless VITAE 2009, Aalborg Congress and Culture Centre, Aalborg, Denmark, May 18-19, 2009.

Ralf Groeper , Christopher Kunz , Christian Grimm
Connecting OGC Web Services and the Grid using Globus Toolkit 4 and OGSA-DAI
Proc. of the 10th IEEE / ACM International Conference on Grid Computing (Grid2009)

Fabian Abel , Matteo Baldoni , Cristina Baroglio , Nicola Henze , Daniel Krause , Viviana Patti
Context-based Ranking in Folksonomies
Proceedings of the 20th ACM conference on Hypertext and hypermedia, Torino, Italy, pages 209-218, June 2009, ISBN: 978-1-60558-486-7

Juri Luca De Coi , Norbert E. Fuchs , Kaarel Kaljurand , Tobias Kuhn
Controlled english for reasoning on the semantic web
In: Fran�ois Bry and Jan Maluszynski, Semantic Techniques for the Web, The REWERSE Perspective, Springer, 2009, 978-3-642-04580-6

Juri Luca De Coi , Peter Fankhauser , Tobias Kuhn , Wolfgang Nejdl , Daniel Olmedilla
Controlled natural language policies
In: Proceedings of the 16th ACM Conference on Computer and Communications Security, CCS 2009, Chicago, IL, USA, November 9-13, 2009

Avar� Stewart , Ernesto Diaz-Aviles , Leandro Balby Marinho , Alexandros Nanopoulos , Lars Schmidt-Thieme , Wolfgang Nejdl
Cross-Tagging for Personalized Open Social Networking
20th ACM Conference on Hypertext and Hypermedia (Hypertex2009)

Enrico Minack , Gianluca Demartini , Wolfgang Nejdl
Current Approaches to Search Result Diversification
Proceedings of The First International Workshop on Living Web at the 8th International Semantic Web Conference (ISWC), Oct. 2009.

Yassene Mohammed , Fred Viezens , Frank Dickmann , J�rgen Falkner , Thomas Lingner , Dagmar Krefting , Ulrich Sax
Data Protection and Data Security Regarding Grid Computing in Biomedical Research
in Cannataro, M. ed. Handbook of Research on Computational Grid Technologies for Life Sciences, Biomedicine and Healthcare, Medical Information Science Reference

Kerstin Bischoff , Claudiu S. Firan , Raluca Paiu
Deriving Music Theme Annotations from User Tags
In: Proceedings of the 18th International World Wide Web Conference, WWW 2009, Madrid, Spain, April 20-24, 2009, pp. 1193-1194.

Christopher Kunz
Design and Implementation of a Grid Proxy Auditing Infrastructure
Proceedings of the 5th IEEE International Conference on e-Science

Sebastian Sczyslo , H. Thye , G. Armbrecht , S. Dortmund , Thomas Kaiser
Determination of the Impulse Response of UWB Antennas using GTEM Cells
2009 IEEE International Conference on Ultra-Wideband, Vancouver, Canada, September 9-11, 2009.

Mohammad Alrifai , Peter Dolog , Wolf-Tilo Balke , Wolfgang Nejdl
Distributed Management of Concurrent Web Service Transactions
In: IEEE Transactions on Services Computing, vol. 2, no. 4, pp. 289-302, Oct.-Dec. 2009, doi:10.1109/TSC.2009.29

Elena Demidova , Irina �lze , Peter Fankhauser
Do We Mean the Same? Disambiguation of Extracted Keyword Queries for Database Search
In Proceedings of the First International Workshop on Keyword Search on Structured Data (KEYS 2009), June 28, 2009, Providence, Rhode Island, USA

Robert J�schke
ECML PKDD Discovery Challenge 2009 (DC09)
CEUR-WS.org

SungRan Cho , Wolf-Tilo Balke
Efficient Evaluation of Preference Query Processes Using Twig Caches
3rd IEEE International Conference on Research Challenges in Information Science (RCIS), Fes, Morocco

Christoph Lofi , Ulrich G�ntzer , Wolf-Tilo Balke
Efficient Skyline Refinement using Trade-Offs
3rd IEEE International Conference on Research Challenges in Information Science (RCIS), F�s, Morocco.

Christoph Lofi , Ulrich G�ntzer , Wolf-Tilo Balke
Efficient Skyline Refinement using Trade-Offs Respecting Don't Care Attributes
International Journal of Computer Science & Applications (IJCSA)

Alexandre Passant , Philipp K�rger , Michael Hausenblas , Daniel Olmedilla , Axel Polleres , Stefan Decker
Enabling trust and privacy on the social web
W3C Workshop on the Future of Social Networking, Barcelona, Spain, January 2009

Ekaterini Ioannou , Saket Sathe , Nicolas Bonvin , Anshul Jain , Srikanth Bondalapati , Gleb Skobeltsyn , Claudia Nieder�e , Zoltan Miklos
Entity Search with NECESSITY
In Web and Databases Workshop (WebDB) co-located with ACM SIGMOD, June 2009, Providence, Rhode Island.

Ekaterini Ioannou
Entity-Aware Query Processing for Heterogeneous Data with Uncertainty and Correlations (Best Submission Award)
In Joint EDBT/ICDT Ph.D. Workshop, March 2009, St.-Petersburg, Russia.

Fabian Abel , Eelco Herder , Ivana Marenzi , Wolfgang Nejdl , Sergej Zerr
Evaluating the Benefits of Social Annotation for Collaborative Search
Workshop on Search in Social Media (SSM 2009), co-located with ACM SIGIR 2009 Conference on Information Retrieval, Boston, USA, 23 July 2009

Sebastian Sczyslo , Thomas Kaiser
Evaluation of Localization Measurements in LoS and NLoS Scenarios Using Antenna Arrays
39th European Microwave Conf., Rome, Italy, 28 Sept. - 2 Oct. 2009

Ling Chen , Abhishek Roy
Event Detection from Flickr Data through Wavelet-based Spatial Analysis
The 18th ACM Conference on Information and Knowledge Management (CIKM)

Rabeeh Abbasi , Sergey Chernov , Wolfgang Nejdl , Raluca Paiu , Steffen Staab
Exploiting Flickr Tags and Groups for Finding Landmark Photos
In: Proceedings of the 31st European Conference on Information Retrieval, ECIR 2009, Toulouse, France, April 6-9, 2009, pp. 654-661, 2009, 978-3-642-00957-0.

Anna Averbakh , Daniel Krause , Dimitrios Skoutas
Exploiting User Feedback to Improve Semantic Web Service Discovery
8th International Semantic Web Conference (ISWC 2009)

Nina Tahmasebi , Sukriti Ramesh , Thomas Risse (stellv. Gesch�ftsf�hrer, Forschungsgruppenleiter)
First Results on Detecting Term Evolutions
In Proc. of 9th International Web Archiving Workshop in conjunction with ECDL 2009, Corfu, Greece

Gideon Zenz , Xuan Zhou , Enrico Minack , Wolf Siberski , Wolfgang Nejdl
From keywords to semantic queries - Incremental query construction on the semantic web
J. Web Sem. 7, 3 (2009), 166-176

Kerstin Bischoff , Claudiu S. Firan , Wolfgang Nejdl , Raluca Paiu
How Do You Feel about "Dancing Queen"? Deriving Mood & Theme Annotations from User Tags
In: Joint Conference on Digital Libraries, JCDL 2009, June 15-19, 2009, Austin, Texas, USA, pp. 285-294.

Julien Gaugaz , Jakub Zakrzewski , Gianluca Demartini , Wolfgang Nejdl
How to Trace and Revise Identities
The Semantic Web: Research and Applications, 6th European Semantic Web Conference, ESWC 2009, Heraklion, Crete, Greece, May 31-June 4, 2009, Proceedings

Kerstin Denecke , Wolfgang Nejdl
How valuable is medical social media data? Content Analysis of the Medical Web
Journal of Information Science, 179 (2009): 1870?1880

Simon-Frederik R�sche , Waldemar Gerok , Peter Unger
Hybrid Broadband Access with IEEE 802.16e -An economic approach for rural areas -
IEEE Mobile WiMAX Symposium 2009 Conference-Paper NAPA Valley, CA, USA, July 09.-10.

Amina Ayadi , Claus Kupferschmidt , Hans-Peter Kuchenbecker , Thomas Kaiser
Impact of Doppler on UWB-Based Rotor-Telemetry Signal
2009 IEEE International Conference on Ultra-Wideband, Vancouver, Canada, 9-11 Sept. 2009, pp.501-505.

Muhammad Tanvir Afzal , Hermann Maurer , Wolf-Tilo Balke , Narayanan Kulathuramaiyer
Improving Citation Mining
1st International Conference on Networked Digital Technologies (NDT 2009), Ostrava, Czech Republic

Ling Chen 0002 , Phillip Wright , Wolfgang Nejdl
Improving music genre classification using collaborative tagging data.
In: Proceedings of the Second International Conference on Web Search and Web Data Mining, WSDM 2009, Barcelona, Spain, February 9-11, 2009, pp. 84-93, 2009, ACM, 978-1-60558-390-7.

Bamrung Tau Sieskul , Claus Kupferschmidt , Thomas Kaiser
Information Theoretic Inequalities for MIMO-UWB with Antenna Element Delays: Uncorrelated Fading
2009 IEEE International Conference on Ultra-Wideband, pp.798-803, Vancouver, Canada, 9-11 Sept. 2009.

Manfred Alef , Thomas Fieseler , Stefan Freitag , Ariel Garcia , Christian Grimm , Wolfgang G�rich , Hamza Mehammed , Lars Schley , Olaf Schneider , Gian Luca Volpato
Integration of Multiple Middlewares on a Single Computing Resource
Future Generation Computing Systems, Vol. 25, Nr. 3, March 2009, Elsevier

Ralf Krestel , Peter Fankhauser , Wolfgang Nejdl
Latent Dirichlet Allocation for Tag Recommendation
In: Proceedings of the 2009 ACM Conference on Recommender Systems (RecSys 2009), New York City, New York, USA, October 23-25, 2009. ACM.

Lucia Oneto , Fabian Abel , Eelco Herder , David Smits
Making today's Learning Management Systems adaptive
Workshop on Learning Management Systems meet Adaptive Learning Environments at EC-TEL'2009

Robert J�schke
Mapping Bibliographic Records with Bibliographic Hash Keys
Information: Droge, Ware oder Commons? Verlag Werner H�lsbusch (2009).

Fabian Abel , Dominikus Heckmann , Eelco Herder , Jan Hidders , Geert-Jan Houben , Daniel Krause , Erwin Leonardi , Kees van der Slujis
Mashing up user data in the Grapple User Modeling Framework
17th Workshop on Adaptivity and User Modeling in Interactive Systems (FGABIS08), Darmstadt, Germany, September, 2009

Andreas Hoheisel , Anette Weisbecker , Dagmar Krefting , Dietmar Sommerfeld , Erhard Rahm , Fred Viezens , Julian Bart , J�rgen Falkner , Kamen Beronov , Kathrin Peter , Michael Hartung , Michal Vossberg , Olga Dzhimova , Thomas Lingner , Thomas Steinke , Thomas Tolxdorff , Tobias A. Knoch , Ulrich Sax , Yassene Mohammed
MediGRID: Towards a user friendly secured grid infrastructure.
In: Future Generation Comp. Syst. 25(3), pp. 326-336, 2009.

Fabian Abel , Ricardo Kawase , Daniel Krause , Patrick Siehndel
Multi-faceted Tagging in TagMe!
8th International Semantic Web Conference (ISWC 2009), Poster and Demonstration Session, Washington, DC, USA, October, 2009.

Claus Claus Kupferschmidt , Emil Dimitrov , Thomas Kaiser
Multiple Antenna UWB Systems WP3 of the EUWB-Project
The 2009 International Conference on Advanced Technologies for Communications, Hai Phong, Vietnam, 12-14 October 2009

Kerstin Bischoff , Claudiu S. Firan , Raluca Paiu , Wolfgang Nejdl , Cyril Laurier , Mohamed Sordo
Music Mood and Theme Classification - A Hybrid Approach
In: 10th International Society for Music Information Retrieval Conference, ISMIR 2009, Kobe, Japan, October 26-30, 2009.

Ling Chen , Sourav S Bhowmick , Wolfgang Nejdl
NEAR-Miner: Mining Evolution Associations of Web Site Directories for Efficient Maintenance of Web Archives
The 35th International Conference on Very Large Data Bases (VLDB)

Bamrung Tau Sieskul , Feng Zheng , Thomas Kaiser
On Effects of Shadow Fading in NLoS Geolocation
IEEE Transactions on Signal Processing, vol.57, no.11, pp.4196-4208, 2009.

Michael Bredel , Martin Bergner
On the accuracy of IEEE 802.11g wireless LAN simulations using OMNeT++
In: Proceedings of the 2nd International Conference on Simulation Tools and Techniques, Simutools '09, Rome, Italy, March 2-6, 2009, pp. 1-5, ICST, 978-963-9799-45-5.

Fabian Abel , Nicola Henze , Daniel Krause , Matthias Kriesell
On the Effect of Group Structures on Ranking Strategies in Folksonomies
King, Irwin and Baeza-Yates, Ricardo (Eds.): Weaving Services and People on the World Wide Web. Springer Verlag, ISBN: 978-3-642-00569-5

Vincenzo Maltese , Fausto Giunchiglia , Kerstin Denecke , Paul Lewis , Cornelia Wallner , Anthony Baldry , Devika Madalli
On the interdisciplinary foundations of diversity
First International Workshop on Living Web: Making Web Diversity a true asset held in conjunction with the International Semantic Web Conference 2009

Hieu Nguyen , Zhao Zhao , Feng Zheng , Thomas Kaiser
On the MSI Mitigation for MIMO UWB Time Reversal Systems
2009 IEEE Intern. Conf. on Ultra-Wideband, Vancouver, Canada, 9-11 Sept. 2009.

Kiattisak Maichalernnukul , Thomas Kaiser , Feng Zheng
On the Performance of Coherent and Noncoherent UWB Detection Systems Using a Relay with Multiple Antennas
IEEE Transactions on Wireless Communications, vol.8, no.7, pp.3407-3414, 2009

Zdravko Bozakov , Michael Bredel
Online Estimation of Available Bandwidth and Fair Share Using Kalman Filtering
In: Proceedings of the 8th International IFIP-TC 6 Networking Conference, NETWORKING 2009, Aachen, Germany, May 11-15, 2009, pp. 548-561, 978-3-642-01399-7.

Kiattisak Maichalernnukul , Thomas Kaiser , Feng Zheng
Performance Investigation of a UWB Relay System using Multiple Relays with Multiple Antennas in IEEE 802.15.3a Channel
Proc. IEEE 69th Vehicular Technology Conference (Spring), Barcelona, Spain, 26-29 April 2009.

Kiattisak Maichalernnukul , Thomas Kaiser , Feng Zheng
Performance of Dual-Hop MIMO Ultra-Wideband Transmissions: Preliminary Results
Proc. 43rd Annual Conf. Information Sciences and Systems, John Hopkins University, MD, USA, 18-20 March, 2009.

David Carmel , Naama Zwerdling , Ido Guy , Shila Ofek-Koifman , Nadav Har?el , Inbal Ronen , Erel Uziel , Sivan Yogev , Sergey Chernov
Personalized Social Search Based on the User's Social Network
In: Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009 (to appear).

Oliver Koepler , Wolf-Tilo Balke , Benjamin K�hncke , Sascha T�nnies
Perzonalised Information Spaces: Improved Access to Chemical Digital Libraries
5th German Conference on Chemoinformatics, Goslar, Germany, November 2009

Wolfgang Nejdl
Pharos: An Audiovisual Search Platform
32nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval

Sergej Zerr , Daniel Olmedilla , Juri Luca De Coi , Wolfgang Nejdl , Piero A. Bonatti , Luigi Sauro
Policy Based Protection and Personalized Generation of Web Content
In: 7th Latin American Web Congress (LA-WEB 2009), M�rida, Yuc�tan, Mexico, 9-11 November 2009

Michael Hausenblas , Philipp K�rger , Daniel Olmedilla , Alexandre Passant , Axel Polleres
Proceedings of the First Workshop on Trust and Privacy on the Social and Semantic Web (SPOT2009)
Heraklion, Greece, June 1, 2009, CEUR Workshop Proceedings, ISSN 1613-0073, online CEUR-WS.org/Vol-447/

Philipp K�rger , Emily Kigel , Daniel Olmedilla
Reactivity and Social Data: Keys to Drive Decisions in Social Network Applications
2nd International ISWC Workshop on Social Data on the Web (SDoW2009), Washington, DC, USA, October, 2009

Anna Averbakh , Daniel Krause , Dimitrios Skoutas
Recommend me a Service: Personalized Semantic Web Service Matchmaking
17th Workshop on Adaptivity and User Modeling in Interactive Systems (located at LWA 2009), September 21-23, 2009, Darmstadt, Germany

Piero A. Bonatti , Juri Luca De Coi , Daniel Olmedilla , Luigi Sauro
Rule-based policy representations and reasoning
In: Fran�ois Bry and Jan Maluszynski, Semantic Techniques for the Web, The REWERSE Perspective, Springer, 2009, 978-3-642-04580-6

Fabian Abel , Nicola Henze , Daniel Krause , Matthias Kriesell
Semantic Enhancement of Social Tagging Systems
Devedzic, Vladan and Gasevic, Dragan (Eds.): Annals of Information Systems, Vol. 6, Web 2.0 & Semantic Web. Springer Verlag, ISBN: 978-1-4419-1218-3

Juri Luca De Coi , Philipp K�rger , Sergej Zerr , Daniel Olmedilla
Semantic Web policies for security, trust management and privacy in social networks
Workshop on Privacy and Protection in Web-based Social Networks in conjunction with the 12th International Conference on Artificial Intelligence and Law (ICAIL), Barcelona, Spain,

Kerstin Denecke , Gideon Zenz , Wladimir Krasnov
Semantic Web Technologies to Improve Customer Service
International Semantic Web Conference 2009, October 2009, Washington, USA

Hieu Hieu Nguyen , Trung Kien Nguyen , Feng Zheng , Claus Kupferschmidt , Thomas Kaiser
Signal Design to Mitigate the Impact of RF Impairment in OFDM Communication Systems
20th Personal, Indoor and Mobile Radio Communications Symposium 2009 (PIMRC'09), Tokyo, Japan, September 13-16, 2009.

Stefan Siersdorfer , Sergej Sizov
Social recommender systems for web 2.0 folksonomies
HYPERTEXT 2009, Proceedings of the 20th ACM Conference on Hypertext and Hypermedia, Torino, Italy, June 29 - July 1, 2009. ACM 2009, ISBN 978-1-60558-486-7

Fabian Abel , Nicola Henze , Daniel Krause
Social Semantic Web at Work: Annotating and Grouping Social Media Content
Cordeiro, J., Hammoudi, S. and Filipe, J. (Eds.): 4th International Conference, WEBIST 2008, Funchal, Madeira, Portugal, Revised Selected Papers; Series: Lecture Notes in Business Information Processing, Vol. 18, 2009, XIII, 419 p., Softcover ISBN: 978-3-642-01343-0

Artur Lugmayr , Thomas Risse (stellv. Gesch�ftsf�hrer, Forschungsgruppenleiter) , Bjoern Stockleben , Kari Laurila , Juha Kaario
Special Issue on Semantic Ambient Media Experience (Preface)
Multimedia Tools and Applications - Special Issue on Semantic Ambient Media Experience Vol. 44-3, Springer, Netherlands; September 2009; pp. 331-335