1286 search results - page 201 / 258 » Search engine retrieval of changing information |
WWW
2010
ACM
15 years 6 months ago
2010
ACM
We describe improvements to the use of semantic lexicons by a state-of-the-art query interpretation system powering a major search engine. We successfully compute concept label im...
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WSDM
2012
ACM
13 years 7 months ago
2012
ACM
One popular form of semantic search observed in several modern search engines is to recognize query patterns that trigger instant answers or domain-specific search, producing sem...
KDD
2008
ACM
15 years 11 months ago
2008
ACM
How can a search engine automatically provide the best and most appropriate title for a result URL (link-title) so that users will be persuaded to click on the URL? We consider th...
CIKM
2009
Springer
15 years 6 months ago
2009
Springer
We study the problem of creating highly compressed fulltext index structures for versioned document collections, that is, collections that contain multiple versions of each docume...
CIKM
2009
Springer
15 years 6 months ago
2009
Springer
While numerous metrics for information retrieval are available in the case of binary relevance, there is only one commonly used metric for graded relevance, namely the Discounted ...