3015 search results - page 14 / 603 » The robustness of a new CAPTCHA |
DAS
2010
Springer
13 years 11 months ago
2010
Springer
Conventional optical character recognition (OCR) systems operate on individual characters and words, and do not normally exploit document or collection context. We describe a Coll...
CVPR
2012
IEEE
11 years 10 months ago
2012
IEEE
We introduce a new approach to structure and motion recovery directly from one or more large planes in the scene. When such a plane exists, we demonstrate how to automatically det...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
A robust data hiding scheme that embeds the watermark bits by quantizing the gradient directions of an image is proposed. By embedding the watermark in the angle, the watermark be...
SIGIR
2012
ACM
11 years 10 months ago
2012
ACM
Many techniques for improving search result quality have been proposed. Typically, these techniques increase average effectiveness by devising advanced ranking features and/or by...
CVPR
2012
IEEE
11 years 10 months ago
2012
IEEE
Recently sparse representation has been applied to visual tracker by modeling the target appearance using a sparse approximation over a template set, which leads to the so-called ...