Stefan Siersdorfer

According to our database, Stefan Siersdorfer authored at least 48 papers between 2002 and 2017.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2017

Structure-Aware Visualization of Text Corpora.

Jaspreet Singh, Sergej Zerr, Stefan Siersdorfer

Proceedings of the 2017 Conference on Conference Human Information Interaction and Retrieval, 2017

2016

Just in Time: Controlling Temporal Performance in Crowdsourcing Competitions.

Markus Rokicki, Sergej Zerr, Stefan Siersdorfer

Proceedings of the 25th International Conference on World Wide Web, 2016

Cobwebs from the Past and Present: Extracting Large Social Networks using Internet Archive Data.

Miroslav Shaltev, Jan-Hendrik Zab, Philipp Kemkes, Stefan Siersdorfer, Sergej Zerr

Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, 2016

2015

Efficient model sharing for scalable collaborative classification.

Odysseas Papapetrou, Wolf Siberski, Stefan Siersdorfer

Peer-to-Peer Netw. Appl., 2015

Groupsourcing: Team Competition Designs for Crowdsourcing.

Markus Rokicki, Sergej Zerr, Stefan Siersdorfer

Proceedings of the 24th International Conference on World Wide Web, 2015

Who With Whom And How?: Extracting Large Social Networks Using Search Engines.

Stefan Siersdorfer, Philipp Kemkes, Hanno Ackermann, Sergej Zerr

Proceedings of the 24th ACM International Conference on Information and Knowledge Management, 2015

2014

Analyzing and Mining Comments and Comment Ratings on the Social Web.

Stefan Siersdorfer, Sergiu Chelaru, José San Pedro, Ismail Sengör Altingövde, Wolfgang Nejdl

ACM Trans. Web, 2014

NicePic!: a system for extracting attractive photos from flickr streams.

Sergej Zerr, Stefan Siersdorfer, José San Pedro, Jonathon S. Hare, Xiaofei Zhu

Proceedings of the 37th International ACM SIGIR Conference on Research and Development in Information Retrieval, 2014

Competitive Game Designs for Improving the Cost Effectiveness of Crowdsourcing.

Markus Rokicki, Sergiu Chelaru, Sergej Zerr, Stefan Siersdorfer

Proceedings of the 23rd ACM International Conference on Conference on Information and Knowledge Management, 2014

2013

Analyzing, Detecting, and Exploiting Sentiment in Web Queries.

Sergiu Chelaru, Ismail Sengör Altingövde, Stefan Siersdorfer, Wolfgang Nejdl

ACM Trans. Web, 2013

Temporal summarization of event-related updates in wikipedia.

Mihai Georgescu, Dang Duc Pham, Nattiya Kanhabua, Sergej Zerr, Stefan Siersdorfer, Wolfgang Nejdl

Proceedings of the 22nd International World Wide Web Conference, 2013

Generating contextualized sentiment lexica based on latent topics and user ratings.

Ralf Krestel, Stefan Siersdorfer

Proceedings of the 24th ACM Conference on Hypertext and Social Media (part of ECRC), 2013

Extracting Event-Related Information from Article Updates in Wikipedia.

Mihai Georgescu, Nattiya Kanhabua, Daniel Krause, Wolfgang Nejdl, Stefan Siersdorfer

Proceedings of the Advances in Information Retrieval, 2013

2012

Privacy-aware image classification and search.

Sergej Zerr, Stefan Siersdorfer, Jonathon S. Hare, Elena Demidova

Proceedings of the 35th International ACM SIGIR conference on research and development in Information Retrieval, 2012

Analyzing the Polarity of Opinionated Queries.

Sergiu Chelaru, Ismail Sengör Altingövde, Stefan Siersdorfer

Proceedings of the Advances in Information Retrieval, 2012

PicAlert!: a system for privacy-aware image classification and retrieval.

Sergej Zerr, Stefan Siersdorfer, Jonathon S. Hare

Proceedings of the 21st ACM International Conference on Information and Knowledge Management, 2012

Efficient jaccard-based diversity analysis of large document collections.

Fan Deng, Stefan Siersdorfer, Sergej Zerr

Proceedings of the 21st ACM International Conference on Information and Knowledge Management, 2012

2011

Content redundancy in YouTube and its application to video tagging.

José San Pedro, Stefan Siersdorfer, Mark Sanderson

ACM Trans. Inf. Syst., 2011

Developing metrics to characterize Flickr groups.

Andrew M. Cox, Paul D. Clough, Stefan Siersdorfer

J. Assoc. Inf. Sci. Technol., 2011

Collaborative classification over P2P networks.

Odysseas Papapetrou, Wolf Siberski, Stefan Siersdorfer

Proceedings of the 20th International Conference on World Wide Web, 2011

Analyzing Political Trends in the Blogosphere.

Gianluca Demartini, Stefan Siersdorfer, Sergiu Chelaru, Wolfgang Nejdl

Proceedings of the Fifth International Conference on Weblogs and Social Media, 2011

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

Sergej Sizov, Stefan Siersdorfer, Thomas Gottron, Philipp Sorg

Proceedings of the 20th ACM Conference on Information and Knowledge Management, 2011

2010

How useful are your comments?: analyzing and predicting youtube comments and comment ratings.

Stefan Siersdorfer, Sergiu Chelaru, Wolfgang Nejdl, José San Pedro

Proceedings of the 19th International Conference on World Wide Web, 2010

Dear search engine: what's your opinion about...?: sentiment analysis for semantic enrichment of web search results.

Gianluca Demartini, Stefan Siersdorfer

Proceedings of the 3rd International Semantic Search Workshop, 2010

Image and Collateral Text in Support of Auto-Annotation and Sentiment Analysis.

Pamela Zontone, Giulia Boato, Jonathon S. Hare, Paul H. Lewis, Stefan Siersdorfer, Enrico Minack

Proceedings of TextGraphs@ACL 2010 Workshop on Graph-based Methods for Natural Language Processing, 2010

Optimizing Near Duplicate Detection for P2P Networks.

Odysseas Papapetrou, Sukriti Ramesh, Stefan Siersdorfer, Wolfgang Nejdl

Proceedings of the IEEE Tenth International Conference on Peer-to-Peer Computing, 2010

Analyzing and predicting sentiment of images on the social web.

Stefan Siersdorfer, Enrico Minack, Fan Deng, Jonathon S. Hare

Proceedings of the 18th International Conference on Multimedia 2010, 2010

2009

Ranking and classifying attractiveness of photos in folksonomies.

José San Pedro, Stefan Siersdorfer

Proceedings of the 18th International Conference on World Wide Web, 2009

Automatic video tagging using content redundancy.

Stefan Siersdorfer, José San Pedro, Mark Sanderson

Proceedings of the 32nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2009

Social recommender systems for web 2.0 folksonomies.

Stefan Siersdorfer, Sergej Sizov

Proceedings of the HYPERTEXT 2009, Proceedings of the 20th ACM Conference on Hypertext and Hypermedia, Torino, Italy, June 29, 2009

2008

Meta methods for model sharing in personal information systems.

Stefan Siersdorfer, Sergej Sizov

ACM Trans. Inf. Syst., 2008

International workshop on recommendation and collaboration (ReColl 2008).

Lawrence D. Bergman, Jihie Kim, Bamshad Mobasher, Stefan M. Rüger, Stefan Siersdorfer, Sergej Sizov, Markus Stolze

Proceedings of the 13th International Conference on Intelligent User Interfaces, 2008

2007

Workshop PC Chairs' Message.

Stefan Siersdorfer, Sergej Sizov

Proceedings of the Web Information Systems Engineering - WISE 2007 Workshops, 2007

Know the Right People? Recommender Systems for Web 2.0.

Stefan Siersdorfer, Sergej Sizov, Paul D. Clough

Proceedings of the LWA 2007: Lernen - Wissen, 2007

Visualising the south Yorkshire floods of '07.

Paul D. Clough, Robert C. Pasley, Stefan Siersdorfer, José San Pedro, Mark Sanderson

Proceedings of the 4th ACM Workshop On Geographic Information Retrieval, 2007

Multilingual Text Classification Using Ontologies.

Gerard de Melo, Stefan Siersdorfer

Proceedings of the Advances in Information Retrieval, 2007

2006

Combination methods for automatic document organization.

Stefan Siersdorfer

PhD thesis, 2006

Automatic Document Organization in a P2P Environment.

Stefan Siersdorfer, Sergej Sizov

Proceedings of the Advances in Information Retrieval, 2006

A neighborhood-based approach for clustering of linked document collections.

Ralitsa Angelova, Stefan Siersdorfer

Proceedings of the 2006 ACM CIKM International Conference on Information and Knowledge Management, 2006

2005

Automated Retraining Methods for Document Classification and Their Parameter Tuning.

Stefan Siersdorfer, Gerhard Weikum

Proceedings of the Web Information Systems Engineering, 2005

Using Restrictive Classification and Meta Classification for Junk Elimination.

Stefan Siersdorfer, Gerhard Weikum

Proceedings of the Advances in Information Retrieval, 2005

2004

Restrictive clustering and metaclustering for self-organizing document collections.

Stefan Siersdorfer, Sergej Sizov

Proceedings of the SIGIR 2004: Proceedings of the 27th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2004

Goal-oriented methods and meta methods for document classification and their parameter tuning.

Stefan Siersdorfer, Sergej Sizov, Gerhard Weikum

Proceedings of the 2004 ACM CIKM International Conference on Information and Knowledge Management, 2004

2003

The BINGO! System for Information Portal Generation and Expert Web Search.

Sergej Sizov, Martin Theobald, Stefan Siersdorfer, Gerhard Weikum, Jens Graupmann, Michael Biwer, Patrick Zimmer

Proceedings of the First Biennial Conference on Innovative Data Systems Research, 2003

Konstruktion von Featureräumen und Metaverfahren zur Klassifikation von Webdokumenten.

Stefan Siersdorfer, Sergej Sizov

Proceedings of the BTW 2003, 2003

2002

BINGO!: Bookmark-Induced Gathering of Information.

Sergej Sizov, Martin Theobald, Stefan Siersdorfer, Gerhard Weikum

Proceedings of the 3rd International Conference on Web Information Systems Engineering, 2002

The BINGO! Focused Crawler: From Bookmarks to Archetypes.

Sergej Sizov, Stefan Siersdorfer, Martin Theobald, Gerhard Weikum

Proceedings of the 18th International Conference on Data Engineering, San Jose, CA, USA, February 26, 2002

BINGO! Ein thematisch fokussierender Crawler zur Generierung personalisierter Ontologien.

Martin Theobald, Stefan Siersdorfer, Sergej Sizov

Proceedings of the 32. Jahrestagung der Gesellschaft für Informatik, Informatik bewegt, INFORMATIK 2002, Dortmund, Germany, September 30, 2002