Color Neighborhood Union Conditions for Long Heterochromatic Paths in Edge-Colored Graphs.
He ChenXueliang LiPublished in: Electron. J. Comb. (2007)
Keyphrases
- weighted graph
- disjoint paths
- color images
- undirected graph
- shortest path
- color space
- color regions
- edge detection
- adjacent pixels
- color difference
- color information
- changing illumination
- color correction
- graph theoretic
- sufficient conditions
- edge information
- color segmentation
- graph matching
- directed graph
- minimum spanning trees
- color features
- color distribution
- neighborhood graph
- approximation algorithms
- graph databases
- graph representation
- bipartite graph
- gradient information
- edge detector
- edge directed