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Research Area: Search Technologies, Econ and Social Sys |
Profile
Dr. Roelof van Zwol joined Yahoo! Research Barcelona in August 2006, where he is heading a Multimedia group.
The focus of the research is on media interaction, mining and search. Furthermore, his research activities include geographic information retrieval. He obtained his PhD. degree from the Database group at University of Twente, the Netherlands on the topic of "Modelling and Searching Web-based Document Collections."
Prior to joining Yahoo! Research, he was an assistant professor in the Department of Information and Computing Sciences at Utrecht University, the Netherlands, where his work focused on Spatial Information Retrieval, and (Multimedia) XML retrieval, and social search.
His primary research interests include: social media, multimedia, user generated content, information retrieval, databases, and GIS.
He is also active in the SEMEDIA european project on "Search Environments for Media" as the technical coordinator.
Recent Publications, Projects and News
- Classifying Tags using Open Content Resources Overell, Simon; Sigurbjornsson, Borkur;van Zwol, Roelof, Second ACM International Conference on Web Search and Data Mining (WSDM 2009), ACM, 2009 [view abstract]
- Resolving Tag Ambiguity Kilian Weinberger; Malcolm Slaney; Roelof Zwol, ACM Multimedia, ACM, 2008 [view abstract]
- Diversifying Image Search with User Generated Content Roelof vanZwol; Vanessa Murdock; Lluis Garcia Pueyo; Georgina Ramirez, Conference on Multimedia Information Retrieval, 2008 [view abstract]
- Boosting image retrieval through aggregating search results based on visual annotations X. Olivares; M. Ciaramita; R. van Zwol, ACM Multimedia, ACM, 2008 [view abstract]
- Video Tag Game van Zwol, Roelof ; Lluis Garcia ; Georgina Ramirez ; Borkur Sigurbjornsson ; Marcos Labad, 17th International World Wide Web Conference (WWW developer track), ACM Press, 2008 [view abstract]
- Flickr: Who is Looking? van Zwol, Roelof, proceedings of the 2007 IEEE / WIC / ACM International Conference on Web Intelligence (WI 2007), 2007