1997 search results - page 222 / 400 » Facial feature extraction using topological methods |
140
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ADC
2003
Springer
15 years 8 months ago
2003
Springer
Information available in the Internet is frequently supplied simply as plain ascii text, structured according to orthographic and semantic conventions. Traditional document classi...
157
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VIS
2008
IEEE
16 years 5 months ago
2008
IEEE
The Morse-Smale (MS) complex has proven to be a useful tool in extracting and visualizing features from scalar-valued data. However, efficient computation of the MS complex for lar...
129
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AIPR
2003
IEEE
15 years 9 months ago
2003
IEEE
Although hyperspectral images provide abundant information about objects, their high dimensionality also substantially increases computational burden. Dimensionality reduction off...
131
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CIKM
2005
Springer
15 years 10 months ago
2005
Springer
Little work to date in sentiment analysis (classifying texts by ‘positive’ or ‘negative’ orientation) has attempted to use fine-grained semantic distinctions in features ...
172
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CIRA
2007
IEEE
15 years 10 months ago
2007
IEEE
Abstract—In classical image classification approaches, lowlevel features have been used. But the high dimensionality of feature spaces poses a challenge in terms of feature selec...