Covariance matrix of a shape population: A tale on spline setting.
Kang LiXiaoping QianPublished in: Comput. Graph. (2015)
Keyphrases
- covariance matrix
- covariance matrices
- principal component analysis
- mahalanobis distance
- shape model
- sample size
- gaussian mixture
- objective function
- eigenvalues and eigenvectors
- pseudo inverse
- shape descriptors
- geometrical interpretation
- shape representation
- positive definite
- correlation matrix
- estimation error
- shape analysis
- eigendecomposition
- multivariate gaussian
- least squares
- shape matching
- riemannian metric
- b spline
- image processing
- shape space
- cma es
- class conditional densities