896 search results - page 31 / 180 » A Perceptual Shape Descriptor |
MM
2004
ACM
14 years 3 months ago
2004
ACM
Approximately 2 degrees in our 140 degree vision span has sharp vision. Many researchers have been fascinated by the idea of eyetracking integrated perceptual compression of an im...
IBPRIA
2007
Springer
14 years 1 months ago
2007
Springer
Shape elongation is one of the basic shape descriptors that has a very clear intuitive meaning. That is reason for its applicability in many shape classification tasks. In this pap...
CAD
2007
Springer
13 years 10 months ago
2007
Springer
We present an approach for robust shape retrieval from databases containing articulated 3D models. Each shape is represented by the eigenvectors of an appropriately defined affin...
SAC
2008
ACM
13 years 9 months ago
2008
ACM
Digital watermarking is a growing research area to mark digital content by embedding information into the content itself. Perceptual hashing is used to identify a specific content...
ICPR
2004
IEEE
14 years 11 months ago
2004
IEEE
This paper presents a new three-dimensional shape descriptor, called 3D angular radial transform. This descriptor is an extension of the 2D region base shape descriptor proposed b...