Cellular topology and topological coordinate systems on the hexagonal and on the triangular grids.

Published in: Ann. Math. Artif. Intell. (2015)

Keyphrases

coordinate systems
hexagonal grid
geometric transformations
affine transformation
persistent homology
morse theory
image pairs
affine invariant
parametric active contours
closed form
reference frame
point sets
watermarking algorithm
computer vision
neighborhood sequences
object classes
wavelet domain
multiscale