4971 search results - page 376 / 995 » On Scalable Information Retrieval Systems |
208
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ECIR
2009
Springer
16 years 4 months ago
2009
Springer
Opinion finding is a challenging retrieval task, where it has been shown that it is especially difficult to improve over a strongly performing topic-relevance baseline. In this pa...
174
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SEMWEB
2007
Springer
16 years 1 months ago
2007
Springer
Abstract. There is a growing discrepancy between the creation of digital content and its actual employment and usefulness in a learning society. Technologies for recording lectures...
219
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MIR
2006
ACM
16 years 1 months ago
2006
ACM
This paper introduces a content-based information retrieval method inspired by the ideas of spreading activation models. In response to a given query, the proposed approach comput...
218
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MIR
2010
ACM
15 years 9 months ago
2010
ACM
This paper presents a classification-driven biomedical image retrieval system to bride the semantic gap by transforming image features to their global categories at different gran...
199
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SIGIR
2005
ACM
16 years 1 months ago
2005
ACM
We present a model, based on the maximum entropy method, for analyzing various measures of retrieval performance such as average precision, R-precision, and precision-at-cutoffs....