256 search results - page 51 / 52 » Image preprocessing for CBIR system |
AMFG
2003
IEEE
14 years 27 days ago
2003
IEEE
This paper provides a new fully automatic framework to analyze facial action units, the fundamental building blocks of facial expression enumerated in Paul Ekman’s Facial Action...
CHI
2005
ACM
14 years 8 months ago
2005
ACM
We are rapidly moving toward a world where personal networked video cameras are ubiquitous. Already, camera-equipped cell phones are becoming commonplace. Imagine being able to ta...
AMFG
2007
IEEE
14 years 1 months ago
2007
IEEE
Abstract. This paper describes a model-assisted system for reconstruction of 3D faces from a single consumer quality camera using a structure from motion approach. Typical multi-vi...
CVPR
1999
IEEE
14 years 9 months ago
1999
IEEE
Background estimation and removal based on the joint use of range and color data produces superior results than can be achieved with either data source alone. This is increasingly...
SMI
2005
IEEE
14 years 1 months ago
2005
IEEE
For time-dependent scalar fields, one is often interested in topology changes of contours in time. In this paper, we focus on describing how contours split and merge over a certa...