603 search results - page 20 / 121 » Compression of image patches for local feature extraction |
JMM2
2006
14 years 9 months ago
2006
In this paper we present an improved Active Shape Model (ASM) for facial features extraction. The original ASM developed by Cootes et al. [1] suffers from factors such as, poor mod...
102
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PCM
2009
Springer
15 years 4 months ago
2009
Springer
Recently, the bag-of-words (BOW) based image representation is getting popular in object categorization. However, there is no available visual vocabulary and it has to be learned. ...
83
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WWW
2009
ACM
15 years 10 months ago
2009
ACM
Image spam is a new obfuscating method which spammers invented to more effectively bypass conventional text based spam filters. In this paper, we extract local invariant features ...
ICPR
2008
IEEE
15 years 10 months ago
2008
IEEE
We present a hierarchical feature fusion model for image classification that is constructed by an evolutionary learning algorithm. The model has the ability to combine local patch...
PR
2007
14 years 9 months ago
2007
This paper presents an orientation operator to extract image local orientation features. We show that a proper employment of image integration leads to an unbiased orientation est...