3241 search results - page 487 / 649 » Searching for Hidden-Web Databases |
139
Voted
CIKM
2009
Springer
15 years 11 months ago
2009
Springer
We investigate the problem of determining the polarity of sentiments when one or more occurrences of a negation term such as “not” appear in a sentence. The concept of the sco...
149
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CLUSTER
2008
IEEE
15 years 11 months ago
2008
IEEE
—We consider the problem of efficiently managing massive data in a large-scale distributed environment. We consider data strings of size in the order of Terabytes, shared and ac...
130
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ICASSP
2008
IEEE
15 years 11 months ago
2008
IEEE
A performance and robustness study for on-line signature veri cation is presented. Experiments are carried out on the MCYT database comprising 16,500 signatures from 330 subjects,...
117
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ICPR
2008
IEEE
15 years 11 months ago
2008
IEEE
There are two substantial open issues in the field of the image retrieval: semantic gap between computationally extracted low-level features and human operated high-level concepts...
161
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ISM
2008
IEEE
15 years 11 months ago
2008
IEEE
This paper proposes a new texture descriptor to guide the search and retrieval in image databases. It extracts rich information from global and local primitives of textured images...