58 search results - page 11 / 12 » A Non-local Approach to Shape from Ambient Shading |
CGF
2010
13 years 6 months ago
2010
We present an approach for editing shadows in all-frequency lighting environments. To support artistic control, we propose to decouple shadowing from lighting and focus on providi...
CVPR
2003
IEEE
13 years 11 months ago
2003
IEEE
A “graphics for vision” approach is proposed to address the problem of reconstruction from a large and imperfect data set: reconstruction on demand by tensor voting, or ROD-TV...
JAISE
2011
12 years 9 months ago
2011
Person tracking is an important topic in ambient living systems as well as in computer vision. In particular, detecting a person from a ceiling-mounted camera is a challenge since ...
SMC
2010
IEEE
13 years 4 months ago
2010
IEEE
Abstract — The natural environments that robotic applications often encounter can present difficult problems for imagebased task execution. Prior efforts have used both grayscale...
TOG
2008
13 years 6 months ago
2008
We present a new approach for enhancing local scene contrast by unsharp masking over arbitrary surfaces under any form of illumination. Our adaptation of a well-known 2D technique...