241 search results - page 26 / 49 » Learning effective ranking functions for newsgroup search |
ICDE
2008
IEEE
14 years 9 months ago
2008
IEEE
Authority flow is an effective ranking mechanism for answering queries on a broad class of data. Systems have been developed to apply this principle on the Web (PageRank and topic ...
PAMI
2012
11 years 10 months ago
2012
—Web-scale image search engines (e.g. Google Image Search, Bing Image Search) mostly rely on surrounding text features. It is difficult for them to interpret users’ search int...
ICDE
2003
IEEE
14 years 9 months ago
2003
IEEE
A plethora of data sources contain data entities that could be ordered according to a variety of attributes associated with the entities. Such orderings result effectively in a ra...
CIKM
2006
Springer
13 years 11 months ago
2006
Springer
In this paper, we study the problem of learning block classification models to estimate block functions. We distinguish general models, which are learned across multiple sites, an...
IPM
2007
13 years 7 months ago
2007
Interactive query expansion (IQE) (c.f. Efthimiadis, 1996) is a potentially useful technique to help searchers formulate improved query statements, and ultimately retrieve better ...