681 search results - page 44 / 137 » Searching with expectations |
CIKM
2007
Springer
15 years 6 months ago
2007
Springer
Pseudo-relevance feedback, or query expansion, has been shown to improve retrieval performance in the adhoc retrieval task. In such a scenario, a few top-ranked documents are assu...
123
click to vote
PCM
2004
Springer
15 years 5 months ago
2004
Springer
Query by video clip (QVC) has attracted wide research interests in multimedia information retrieval. In general, QVC may include feature extraction, similaritymeasure,databaseorgan...
COMCOM
2008
14 years 12 months ago
2008
The idea of building query-oriented routing indices has changed the way of improving keyword search efficiency from the basis as it can learn the content distribution from the que...
SIGIR
2008
ACM
14 years 11 months ago
2008
ACM
Search personalization has been pursued in many ways, in order to provide better result rankings and better overall search experience to individual users [5]. However, blindly app...
104
click to vote
SIGIR
2005
ACM
15 years 5 months ago
2005
ACM
Collection selection has been a research issue for years. Typically, in related work, precomputed statistics are employed in order to estimate the expected result quality of each ...