255 search results - page 21 / 51 » Globally Optimal Estimation of Nonrigid Image Distortion |
ICIP
2004
IEEE
15 years 23 hour ago
2004
IEEE
Quantization-based watermarking schemes are vulnerable to amplitude scaling. Therefore, the scaling factor needs to be estimated at the decoder side, such that the received (attac...
CVPR
2000
IEEE
15 years 13 days ago
2000
IEEE
In this paper we present a novel approach to estimate and analyze 3D uid structure and motion of clouds from multi-spectrum 2D cloud image sequences. Accurate cloud-top structure ...
ECCV
2010
Springer
14 years 25 days ago
2010
Springer
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...
TIP
2011
13 years 5 months ago
2011
Abstract—We have developed a new face hallucination framework termed from local pixel structure to global image super-resolution (LPS-GIS). Based on the assumption that two simil...
WACV
2002
IEEE
14 years 3 months ago
2002
IEEE
Fingerprint matching is still a challenging problem for reliable person authentication because of the complex distortions involved in two impressions of the same finger. In this p...