241 search results - page 20 / 49 » Learning effective ranking functions for newsgroup search |
AAAI
2012
11 years 10 months ago
2012
We propose to model relative attributes1 that capture the relationships between images and objects in terms of human-nameable visual properties. For example, the models can captur...
CIVR
2006
Springer
13 years 11 months ago
2006
Springer
Abstract. We combine in this paper automatic learning of a large lexicon of semantic concepts with traditional video retrieval methods into a novel approach to narrow the semantic ...
IUI
2003
ACM
14 years 28 days ago
2003
ACM
World Wide Web search engines typically return thousands of results to the users. To avoid users browsing through the whole list of results, search engines use ranking algorithms ...
ICDE
2010
IEEE
14 years 7 months ago
2010
IEEE
1 We consider the problem of similarity search in applications where the cost of computing the similarity between two records is very expensive, and the similarity measure is not a...
BMCBI
2006
13 years 7 months ago
2006
Background: Existing biological databases support a variety of queries such as keyword or definition search. However, they do not provide any measure of relevance for the instance...