2292 search results - page 341 / 459 » Hierarchical approximation and localization |
146
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VIS
2009
IEEE
16 years 7 months ago
2009
IEEE
Local shape descriptors compactly characterize regions of a surface, and have been applied to tasks in visualization, shape matching, and analysis. Classically, curvature has be us...
143
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ICIP
2009
IEEE
16 years 7 months ago
2009
IEEE
State-of-the-art object retrieval systems are mostly based on the bag-of-visual-words representation which encodes local appearance information of an image in a feature vector. A ...
130
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MICCAI
2002
Springer
16 years 7 months ago
2002
Springer
Abstract. The paper introduces an algorithm which allows the automatic segmentation of multi channel magnetic resonance images. We extended the Expectation Maximization-Mean Field ...
154
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WWW
2007
ACM
16 years 7 months ago
2007
ACM
Due to resource constraints, Web archiving systems and search engines usually have difficulties keeping the entire local repository synchronized with the Web. We advance the state...
263
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SIGMOD
2006
ACM
16 years 6 months ago
2006
ACM
We introduce a method to discover optimal local patterns, which concisely describe the main trends in a time series. Our approach examines the time series at multiple time scales ...