37 search results - page 8 / 8 » Distortion Estimation Techniques in Solving Visual CAPTCHAs |
CVPR
2008
IEEE
14 years 7 months ago
2008
IEEE
Given an object model and a black-box measure of similarity between the model and candidate targets, we consider visual object tracking as a numerical optimization problem. During...
MVA
2007
13 years 6 months ago
2007
Most vision-based UAV (Unmanned Aerial Vehicle) navigation algorithms extract manmade features such as buildings or roads, which are well structured in urban terrain, using the CC...