145 search results - page 17 / 29 » On Using Query Logs for Static Index Pruning |
TKDE
1998
13 years 9 months ago
1998
—We investigate the problem of retrieving similar shapes from a large database; in particular, we focus on medical tumor shapes (“Find tumors that are similar to a given patter...
EDBT
2002
ACM
14 years 9 months ago
2002
ACM
Existing work on multiway spatial joins focuses on the retrieval of all exact solutions with no time limit for query processing. Depending on the query and data properties, however...
CIKM
2009
Springer
14 years 4 months ago
2009
Springer
Support vector machines (SVMs) have been widely used in multimedia retrieval to learn a concept in order to find the best matches. In such a SVM active learning environment, the ...
SIGIR
2003
ACM
14 years 3 months ago
2003
ACM
Distributed search systems are an emerging phenomenon in Web search, in which independent topic-specific search engines provide search services, and metasearchers distribute user...
ADC
2004
Springer
14 years 3 months ago
2004
Springer
Web search engines crawl the web to fetch the data that they index. In this paper we re-examine that need, and evaluate the network costs associated with data acquisition, and alt...