2164 search results - page 214 / 433 » Learning to rank for information retrieval |
182
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FOCI
2007
IEEE
16 years 26 days ago
2007
IEEE
— A learning machine is called singular if its Fisher information matrix is singular. Almost all learning machines used in information processing are singular, for example, layer...
166
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WWW
2010
ACM
16 years 1 months ago
2010
ACM
Web search engines discover indexable documents by recursively ‘crawling’ from a seed URL. Their rankings take into account link popularity. While this works well, it introduc...
149
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SIGIR
2006
ACM
16 years 14 days ago
2006
ACM
We present an approach to improving the precision of an initial document ranking wherein we utilize cluster information within a graph-based framework. The main idea is to perform...
196
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RIAO
2000
15 years 7 months ago
2000
Informationretrieval systems typically weight the importance of search terms according to document and collection statistics (such as by using tf idf scores, where less commonterm...
178
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IPM
2007
15 years 6 months ago
2007
An information retrieval performance measure that is interpreted as the percent of perfect performance (PPP) can be used to study the effects of the inclusion of specific documen...