40 search results - page 1 / 8 » Detecting image spam using local invariant features and pyra... |
WWW
2009
ACM
14 years 11 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 ...
AAAI
2008
14 years 1 months ago
2008
With the success of local features in object recognition, feature-set representations are widely used in computer vision and related domains. Pyramid match kernel (PMK) is an effi...
ICCV
2007
IEEE
15 years 25 days ago
2007
IEEE
Recognition of 3D objects from different viewpoints is a difficult problem. In this paper, we propose a new method to recognize 3D range images by matching local surface descripto...
CVPR
2008
IEEE
15 years 27 days ago
2008
IEEE
The popular bag-of-features representation for object recognition collects signatures of local image patches and discards spatial information. Some have recently attempted to at l...
ACCV
2009
Springer
14 years 5 months ago
2009
Springer
The bag-of-visual-words (BOVW) approaches are widely used in human action recognition. Usually, large vocabulary size of the BOVW is more discriminative for inter-class action clas...