154 search results - page 19 / 31 » A Variational Approach to Shape from Defocus |
FGR
2008
IEEE
14 years 2 months ago
2008
IEEE
The variation caused by aging has not received adequate attention compared with pose, lighting, and expression variations. Aging is a complex process that affects both the 3D shap...
WACV
2005
IEEE
14 years 1 months ago
2005
IEEE
Sighted individuals draw a significant amount of information from signs but this information is denied to the visually impaired. VIDI is an evolving system for detecting and reco...
CVPR
2005
IEEE
14 years 9 months ago
2005
IEEE
Thin plate spline (TPS) transformations have been applied to non-rigid shape matching with impressive results. However, existing methods often use a sparse set of point correspond...
SCALESPACE
2009
Springer
14 years 2 months ago
2009
Springer
In this paper a framework for defining scale-spaces, based on the computational geometry concepts of α-shapes, is proposed. In this approach, objects (curves or surfaces) of incr...
ICMCS
2010
IEEE
13 years 8 months ago
2010
IEEE
A new focus measure system is proposed based on complex wavelet transform and quadrature pair of steerable filters. In shape from focus (SFF), noise, illumination variation and or...