433 search results - page 46 / 87 » Alpha Estimation in Natural Images |
MICCAI
2009
Springer
14 years 8 months ago
2009
Springer
We introduce a novel algorithm for actin filament tracking and elongation measurement. Particle Filters (PF) and Stretching Open Active Contours (SOAC) work cooperatively to simpli...
ICCV
1998
IEEE
14 years 9 months ago
1998
IEEE
This paper presents a method for alignment of images acquired by sensors of di erent modalities (e.g., EO and IR). The paper has two main contributions: (i) It identi es an approp...
ICCV
2011
IEEE
12 years 7 months ago
2011
IEEE
Most existing techniques for analyzing face images assume that the faces are at near-frontal poses. Generalizing to non-frontal faces is often difficult, due to a dearth of groun...
ICCV
1998
IEEE
14 years 9 months ago
1998
IEEE
We devise a statistical framework for edge detection by performing a statistical analysis of zero crossings of the second derivative of an image. This analysis enables us to estim...
CIVR
2008
Springer
13 years 9 months ago
2008
Springer
In this paper, a motion-based approach for detecting highlevel semantic events in video sequences is presented. Its main characteristic is its generic nature, i.e. it can be direc...