1469 search results - page 252 / 294 » Query Expansion and Query Reduction in Document Retrieval |
GIS
2008
ACM
14 years 10 months ago
2008
ACM
In this paper, we describe a methodology to estimate the geographic coverage of the web without the need for secondary knowledge or complex geo-tagging. This is achieved by random...
CIVR
2007
Springer
14 years 3 months ago
2007
Springer
Content-based image retrieval with relevant feedback has been widely adopted as the query model of choice for improved effectiveness in image retrieval. The effectiveness of thi...
KDD
2008
ACM
14 years 9 months ago
2008
ACM
: We combine the speed and scalability of information retrieval with the generally superior classification accuracy offered by machine learning, yielding a two-phase text classifie...
HT
2009
ACM
14 years 3 months ago
2009
ACM
Sixearch.org is a peer application for social, distributed, adaptive Web search, which integrates the Sixearch.org protocol, a topical crawler, a document indexing system, a retri...
ISI
2007
Springer
14 years 3 months ago
2007
Springer
— Often document dissemination is limited to a “need to know” basis so as to better maintain organizational trade secrets. Retrieving documents that are off-topic to a user...