18 search results - page 1 / 4 » Computing Homology Group Generators of Images Using Irregula... |
GBRPR
2007
Springer
13 years 11 months ago
2007
Springer
We introduce a method for computing homology groups and their generators of a 2D image, using a hierarchical structure i.e. irregular graph pyramid. Starting from an image, a hiera...
DGCI
2005
Springer
13 years 10 months ago
2005
Springer
Topological invariants are extremely useful in many applications related to digital imaging and geometric modeling, and homology is a classical one, which has not yet been fully e...
ICCV
2005
IEEE
13 years 10 months ago
2005
IEEE
When an image is viewed at varying resolutions, it is known to create discrete perceptual jumps or transitions amid the continuous intensity changes. In this paper, we study a per...
CAE
2007
13 years 7 months ago
2007
We present a stipple placement method which provides extra emphasis to image features, especially edges. Our algorithm transforms an image into a regular graph, with edge weights ...
ICMCS
2006
IEEE
13 years 10 months ago
2006
IEEE
We present a system and a set of tools for producing special effects in film/video making by applying image processing and human centered computing techniques. A combination of s...