Rectified Gaussian Scale Mixtures and the Sparse Non-Negative Least Squares Problem.
Alican NalciIgor FedorovBhaskar D. RaoPublished in: CoRR (2016)
Keyphrases
- least squares
- gaussian mixture
- robust estimators
- mixture model
- gaussian mixture model
- parameter estimation
- scale parameter
- heavy tailed
- gaussian density
- optical flow
- expectation maximization
- maximum likelihood
- robust estimation
- zero crossing
- scale space
- pairwise
- natural images
- stereo images
- input image
- mixture distribution