222 search results - page 7 / 45 » A Calculus for Shapes in Time and Space |
JOT
2010
13 years 6 months ago
2010
A theory, graphical notation, mathematical calculus and implementation for finding whether two given expressions can, at execution time, denote references attached to the same obj...
CVPR
2010
IEEE
2010
IEEE
Learning a Hierarchy of Discriminative Space-Time Neighborhood Features for Human Action Recognition
14 years 4 months ago
Recent work shows how to use local spatio-temporal features to learn models of realistic human actions from video. However, existing methods typically rely on a predefined spatial...
CVPR
2000
IEEE
14 years 9 months ago
2000
IEEE
The motion of a non-rigid scene over time imposes more constraints on its structure than those derived from images at a single time instant alone. An algorithm is presented for si...
CVPR
2003
IEEE
14 years 9 months ago
2003
IEEE
Visual Hull (VH) construction from silhouette images is a popular method of shape estimation. The method, also known as Shape-From-Silhouette (SFS), is used in many applications s...
ICIP
2006
IEEE
14 years 9 months ago
2006
IEEE
To segment a whole object from an image is an essential and challenging task in image processing. In this paper, we propose a hybrid segmentation algorithm which combines prior sh...