1605 search results - page 286 / 321 » Search result diversity for informational queries |
169
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SIGIR
2005
ACM
15 years 11 months ago
2005
ACM
State-of-the-art question answering (QA) systems employ termdensity ranking to retrieve answer passages. Such methods often retrieve incorrect passages as relationships among ques...
204
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MIR
2006
ACM
16 years 2 days ago
2006
ACM
The variety of features available to represent multimedia data constitutes a rich pool of information. However, the plethora of data poses a challenge in terms of feature selectio...
168
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CLEF
2008
Springer
15 years 8 months ago
2008
Springer
The wikipediaMM task provides a testbed for the system-oriented evaluation of ad-hoc retrieval from a collection of Wikipedia images. It became a part of the ImageCLEF evaluation ...
203
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BMCBI
2004
15 years 6 months ago
2004
Background: Single-pass, partial sequencing of complementary DNA (cDNA) libraries generates thousands of chromatograms that are processed into high quality expressed sequence tags...
177
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AAAI
2008
15 years 8 months ago
2008
Ranking plays a central role in many Web search and information retrieval applications. Ensemble ranking, sometimes called meta-search, aims to improve the retrieval performance b...