8349 search results - page 400 / 1670 » Introduction to Information Retrieval |
181
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VISUAL
1999
Springer
15 years 11 months ago
1999
Springer
This paper describes the application of techniques derived from text retrieval research to the content-based querying of image databases. Speci cally, the use of inverted les, fre...
181
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ECIR
2010
Springer
15 years 8 months ago
2010
Springer
Abstract. This paper explores how to predict query difficulty for contextual image retrieval. We reformulate the problem as the task of predicting how difficult to represent a quer...
161
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LREC
2008
15 years 8 months ago
2008
Most of the Web-based methods for lexicon augmenting consist in capturing global semantic features of the targeted domain in order to collect relevant documents from the Web. We s...
198
Voted
ICMCS
2007
IEEE
15 years 7 months ago
2007
IEEE
This paper proposes a novel framework to index and retrieve audio content from broadcast database that contains both speech and music. In this framework, we model the acoustic eve...
185
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CORR
2004
Springer
15 years 6 months ago
2004
Springer
We are developing a cross-media information retrieval system, in which users can view specific segments of lecture videos by submitting text queries. To produce a text index, the ...