Colon Flattening Using Heat Diffusion Riemannian Metric.
Krishna Chaitanya GurijalaRui ShiWei ZengXianfeng GuArie E. KaufmanPublished in: IEEE Trans. Vis. Comput. Graph. (2013)
Keyphrases
- riemannian metric
- heat diffusion
- vector space
- shape representation
- fisher information
- infinite dimensional
- shape space
- covariance matrices
- tensor field
- square root
- parameter space
- riemannian manifolds
- shape model
- matching algorithm
- planar curves
- positive definite
- diffusion tensor
- distance measure
- euclidean space
- probability density function
- gaussian mixture model
- computationally efficient