Sciweavers

3377 search results - page 300 / 676
» Spatial computation
Sort
View
ECCV
2010
Springer
15 years 3 months ago
Photometric Stereo for Dynamic Surface Orientations
Abstract. We present a photometric stereo method for non-rigid objects of unknown and spatially varying materials. The prior art uses timemultiplexed illumination but assumes const...
89
Voted
CVPR
2008
IEEE
15 years 2 months ago
Extracting smooth and transparent layers from a single image
Layer decomposition from a single image is an underconstrained problem, because there are more unknowns than equations. This paper studies a slightly easier but very useful altern...
Sai Kit Yeung, Tai-Pang Wu, Chi-Keung Tang
116
Voted
DBSEC
2007
138views Database» more  DBSEC 2007»
15 years 2 months ago
A Spatio-temporal Role-Based Access Control Model
With the growing advancement of pervasive computing technologies, we are moving towards an era where spatio-temporal information will be necessary for access control. The use of su...
Indrakshi Ray, Manachai Toahchoodee
108
Voted
CGF
2006
94views more  CGF 2006»
15 years 26 days ago
A Weighted Error Metric and Optimization Method for Antialiasing Patterns
Displaying a synthetic image on a computer display requires determining the colors of individual pixels. To avoid aliasing, multiple samples of the image can be taken per pixel, a...
Samuli Laine, Timo Aila
TKDE
2008
128views more  TKDE 2008»
15 years 22 days ago
Mixed-Drove Spatiotemporal Co-Occurrence Pattern Mining
Mixed-drove spatiotemporal co-occurrence patterns (MDCOPs) represent subsets of two or more different object-types whose instances are often located in spatial and temporal proximi...
Mete Celik, Shashi Shekhar, James P. Rogers, James...