2151 search results - page 123 / 431 » Using Document Dimensions for Enhanced Information Retrieval |
110
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SIGIR
2006
ACM
15 years 10 months ago
2006
ACM
We consider the problem of evaluating retrieval systems using a limited number of relevance judgments. Recent work has demonstrated that one can accurately estimate average precis...
119
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SIGIR
2004
ACM
15 years 9 months ago
2004
ACM
The larger amount of information on the Web is stored in document databases and is not indexed by general-purpose search engines (i.e., Google and Yahoo). Such information is dyna...
156
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MTA
1998
15 years 3 months ago
1998
Traditional browsing of large multimedia documents (e.g., video, audio) is primarily sequential. In the absence of an index structure browsing and searching for relevant informatio...
122
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CIKM
2010
Springer
15 years 2 months ago
2010
Springer
Pseudo-relevance feedback (PRF) improves search quality by expanding the query using terms from high-ranking documents from an initial retrieval. Although PRF can often result in ...
132
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CIKM
2007
Springer
15 years 10 months ago
2007
Springer
This paper studies the effect of Latent Semantic Analysis (LSA) on two different tasks: multimedia document retrieval (MDR) and automatic image annotation (AIA). The contributio...