Structured Covariance Matrices for Statistical Image Object Recognition.
Jörg DahmenDaniel KeysersMichael PitzHermann NeyPublished in: DAGM-Symposium (2000)
Keyphrases
- covariance matrices
- image features
- object recognition
- image representation
- multiscale
- image classification
- input image
- covariance matrix
- image segmentation
- test images
- image matching
- vector space
- lie group
- computer vision
- gaussian mixture
- gaussian distribution
- maximum likelihood
- em algorithm
- feature points
- principal components
- feature space
- support vector
- feature extraction