2867 search results - page 183 / 574 » Effectiveness of Index Expressions |
164
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ISM
2006
IEEE
16 years 14 days ago
2006
IEEE
This paper addresses the challenging problem of rapidly searching and matching high-dimensional features for the applications of multimedia database retrieval and pattern recognit...
165
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CIKM
2005
Springer
15 years 12 months ago
2005
Springer
The paper presents a contribution to image indexing consisting in a weighting model for visible objects – or image objects – in home photographs. To improve its effectiveness ...
199
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SIGIR
2003
ACM
15 years 11 months ago
2003
ACM
Stemming can improve retrieval accuracy, but stemmers are language-specific. Character n-gram tokenization achieves many of the benefits of stemming in a language independent way,...
189
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VLDB
1991
ACM
15 years 10 months ago
1991
ACM
Systems designed for efficient retrieval of conventional data can be very inefficient at retrieving documents. Documents have more complex structure than conventional data, and th...
146
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ACL
1998
15 years 7 months ago
1998
An efficient use of lexical cohesion is described for ranking text units according to their contribution in defining the meaning of a text (textual saliency), their ability to for...