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SIGIR
2010
ACM
15 years 10 months ago
Positional relevance model for pseudo-relevance feedback
Pseudo-relevance feedback is an effective technique for improving retrieval results. Traditional feedback algorithms use a whole feedback document as a unit to extract words for ...
Yuanhua Lv, ChengXiang Zhai
CIKM
2009
Springer
15 years 11 months ago
Density-based clustering using graphics processors
During the last few years, GPUs have evolved from simple devices for the display signal preparation into powerful coprocessors that do not only support typical computer graphics t...
Christian Böhm, Robert Noll, Claudia Plant, B...
CSUR
1998
99views more  CSUR 1998»
15 years 6 months ago
Multidimensional Access Methods
Search operations in databases require some special support at the physical level. This is true for conventional databases as well as for spatial databases, where typical search o...
Volker Gaede, Oliver Günther
CIKM
2006
Springer
15 years 10 months ago
A system for query-specific document summarization
There has been a great amount of work on query-independent summarization of documents. However, due to the success of Web search engines query-specific document summarization (que...
Ramakrishna Varadarajan, Vagelis Hristidis
MM
2010
ACM
178views Multimedia» more  MM 2010»
15 years 6 months ago
Topical summarization of web videos by visual-text time-dependent alignment
Search engines are used to return a long list of hundreds or even thousands of videos in response to a query topic. Efficient navigation of videos becomes difficult and users ofte...
Song Tan, Hung-Khoon Tan, Chong-Wah Ngo