Robust Estimation in Gaussian Mixtures Using Multiresolution Kd-trees.
Shu-Kay NgGeoffrey J. McLachlanPublished in: DICTA (2003)
Keyphrases
- image sequences
- robust estimation
- gaussian mixture
- kd trees
- multiresolution
- motion field
- nearest neighbor search
- data structure
- quadtree
- kd tree
- space partitioning
- least squares
- covariance matrix
- em algorithm
- optical flow
- gaussian mixture model
- probability density function
- expectation maximization
- binary search trees
- closed form
- mixture model
- nearest neighbor
- video sequences
- genetic algorithm
- feature extraction
- density estimation
- image representation
- feature space