943 search results - page 89 / 189 » Statistical Language Models for Information Retrieval |
131
Voted
CIKM
2004
Springer
15 years 8 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...
147
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ADCS
2004
15 years 4 months ago
2004
Relevance profiling is a general process for withindocument retrieval. Given a query, a profile of retrieval status values is computed by sliding a fixed sized window across a doc...
126
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WWW
2008
ACM
16 years 4 months ago
2008
ACM
In this paper, we formally define the problem of topic modeling with network structure (TMN). We propose a novel solution to this problem, which regularizes a statistical topic mo...
126
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ACL
2006
15 years 4 months ago
2006
The trend in information retrieval systems is from document to sub-document retrieval, such as sentences in a summarization system and words or phrases in question-answering syste...
137
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CIKM
2007
Springer
15 years 9 months ago
2007
Springer
Opinion retrieval is a document retrieval process, which requires documents to be retrieved and ranked according to their opinions about a query topic. A relevant document must sa...