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SIGIR
2010
ACM
13 years 5 months ago
DivQ: diversification for keyword search over structured databases
Keyword queries over structured databases are notoriously ambiguous. No single interpretation of a keyword query can satisfy all users, and multiple interpretations may yield over...
Elena Demidova, Peter Fankhauser, Xuan Zhou, Wolfg...
MIS
2011
Springer
256views Multimedia» more  MIS 2011»
13 years 2 months ago
Event sharing in vehicular networks using geographic vectors and maps
By exchanging events in a vehicular ad hoc network (VANET), drivers can receive information that allows them to find relevant places (e.g., parking spaces) or avoid dangerous/unde...
Thierry Delot, Sergio Ilarri, Nicolas Cenerario, T...
KDD
2012
ACM
187views Data Mining» more  KDD 2012»
11 years 10 months ago
Unsupervised feature selection for linked social media data
The prevalent use of social media produces mountains of unlabeled, high-dimensional data. Feature selection has been shown effective in dealing with high-dimensional data for e...
Jiliang Tang, Huan Liu
SIGIR
2012
ACM
11 years 10 months ago
Learning to suggest: a machine learning framework for ranking query suggestions
We consider the task of suggesting related queries to users after they issue their initial query to a web search engine. We propose a machine learning approach to learn the probab...
Umut Ozertem, Olivier Chapelle, Pinar Donmez, Emre...
CVPR
1998
IEEE
14 years 10 months ago
Performance Characterization and Comparison of Video Indexing Algorithms
Temporal segmentation of video is a necessary rst step to indexing digital video for browsing and retrieval. A number of di erent video temporal segmentation algorithms have been ...
Ullas Gargi, Rangachar Kasturi, Sameer Antani