3430 search results - page 150 / 686 » Language model for IR using collection information |
144
Voted
CIKM
2004
Springer
15 years 10 months ago
2004
Springer
Query expansion is a well-known technique that has been shown to improve average retrieval performance. This technique has not been used in many operational systems because of the...
148
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AIR
2006
15 years 4 months ago
2006
Abstract Storing and retrieving time-related information are important, or even critical, tasks on many areas of Computer Science (CS) and in particular for Artificial Intelligence...
129
Voted
ICTAI
2008
IEEE
15 years 11 months ago
2008
IEEE
– With the World Wide Web popularity the information retrieval area has a new challenge intending to retrieve information resources by their meaning by using a knowledge base. No...
138
Voted
SIGIR
2008
ACM
15 years 4 months ago
2008
ACM
We investigate to what extent people making relevance judgements for a reusable IR test collection are exchangeable. We consider three classes of judge: "gold standard" ...
137
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EMNLP
2008
15 years 6 months ago
2008
We present a novel method for discovering and modeling the relationship between informal Chinese expressions (including colloquialisms and instant-messaging slang) and their forma...