37 search results - page 4 / 8 » Human perception of geometric distortions in images |
APGV
2007
ACM
13 years 10 months ago
2007
ACM
3D models are subject to a wide variety of processing operations such as compression, simplification or watermarking, which introduce slight geometric modifications on the shape. ...
CVPR
2007
IEEE
14 years 8 months ago
2007
IEEE
We study retinal curvature estimation from multiple images that provides the fundamental geometry of human retina. We use an affine camera model due to its simplicity, linearity, ...
ICASSP
2007
IEEE
14 years 9 days ago
2007
IEEE
Perceptual image quality metrics have explicitly accounted for perceptual characteristics of the human visual system (HVS) by modeling sensitivity to subband noise as the just-not...
ICIAP
2007
ACM
14 years 6 months ago
2007
ACM
This paper presents a method to detect passengers on-board public transport vehicles with the ultimate aim of monitoring their behaviours under suspicious circumstances. The metho...
ICIP
2004
IEEE
14 years 7 months ago
2004
IEEE
Perceptual image hashing maps an image to a fixed length binary string based on the image's appearance to the human eye, and has applications in image indexing, authenticatio...