4337 search results - page 175 / 868 » Cache-Oblivious Query Processing |
ICPR
2010
IEEE
14 years 5 months ago
2010
IEEE
We present a fast technique for retrieving video clips using free-hand sketched queries. Visual keypoints within each video are detected and tracked to form short trajectories, wh...
DEXA
2008
Springer
14 years 5 days ago
2008
Springer
In professional environments which are characterized by a domain (Medicine, Law, etc.), information retrieval systems must be able to process precise queries, mostly because of the...
GI
2010
Springer
13 years 9 months ago
2010
Springer
: Information needs like searching scientific literature that involve high recall rates are difficult to satisfy with ad hoc keyword search. We propose to state queries implicitl...
ICIAP
1997
ACM
14 years 2 months ago
1997
ACM
We present a model for image retrieval in which images are represented both at the form level, as sets of physical features of the representing objects, and at the content level, a...
PDPTA
1996
13 years 11 months ago
1996
The problem of eciently retrieving and ranking documents from a huge collection according to their relevance to a research topic is addressed. A broad class of queries is de ned a...