3430 search results - page 270 / 686 » Language model for IR using collection information |
178
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ASC
2004
15 years 6 months ago
2004
The retrieval performance of an information retrieval system usually increases when it uses the relationships among the terms contained in a given document collection. However, th...
145
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SIGIR
2008
ACM
15 years 6 months ago
2008
ACM
Topical noise in blogs arises when bloggers digress from the central topical thrust of their blogs. We introduce a method to explicitly incorporate a model of topical noise into a...
163
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ADC
2004
Springer
16 years 2 days ago
2004
Springer
Recently the concept of a clarity score was introduced in order to measure the ambiguity of a query in relation to the collection in which the query issuer is seeking information ...
147
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ECIS
2003
15 years 8 months ago
2003
Most published research in information systems is underpinned by a positivist or empiricist philosophy. This generally involves the collection of quantitative data and its subsequ...
180
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CGI
2004
IEEE
15 years 10 months ago
2004
IEEE
Many face database and recognition systems have been constructed in specially designed studios with various illuminations, poses, and expressions. However, none of these databases...