Invariant 2D object recognition using eigenvalues of covariance matrices, re-sampling and autocorrelation.
Te-Hsiu SunChi-Shuan LiuFang-Chih TienPublished in: Expert Syst. Appl. (2008)
Keyphrases
- covariance matrices
- covariance matrix
- sample size
- maximum likelihood
- gaussian distribution
- distance measure
- gaussian mixture model
- higher order
- vector space
- random sampling
- feature vectors
- principal component analysis
- riemannian manifolds
- affine transformation
- gaussian mixture
- multivariate normal
- affine invariant
- linear classifiers
- pairwise
- positive definite
- riemannian metric
- similarity measure