Sciweavers

646 search results - page 18 / 130
» Compositing for small cameras
Sort
View
CVPR
2005
IEEE
14 years 8 months ago
Why I Want a Gradient Camera
We propose a camera that measures static gradients instead of static intensities. Quantizing sensed intensity differences between adjacent pixel values permits an ordinary A/D con...
Jack Tumblin, Amit K. Agrawal, Ramesh Raskar
CVPR
2008
IEEE
14 years 8 months ago
3D occlusion recovery using few cameras
We present a practical framework for detecting and modeling 3D static occlusions for wide-baseline, multi-camera scenarios where the number of cameras is small. The framework cons...
Mark A. Keck, James W. Davis
ASSETS
2007
ACM
13 years 10 months ago
Accessible spaces: navigating through a marked environment with a camera phone
We demonstrate a system designed to assist a visually impaired individual while moving in an unfamiliar environment. Small and economical color markers are placed in key locations...
Kee-Yip Chan, Roberto Manduchi, James Coughlan
CAIP
2003
Springer
176views Image Analysis» more  CAIP 2003»
13 years 12 months ago
Evaluation of an Adaptive Composite Gaussian Model in Video Surveillance
Video surveillance systems seek to automatically identify events of interest in a variety of situations. Extracting a moving object from background is the most important step of t...
Qi Zang, Reinhard Klette
ACII
2007
Springer
14 years 28 days ago
Expression of Emotions in Virtual Humans Using Lights, Shadows, Composition and Filters
Abstract. Artists use words, lines, shapes, color, sound and their bodies to express emotions. Virtual humans use postures, gestures, face and voice to express emotions. Why are th...
Celso de Melo, Ana Paiva