Parameter estimation of coherently distributed sources using sparse representation.
Liang ZhouGuangjun LiZhi ZhengXuemin YangPublished in: ChinaSIP (2014)
Keyphrases
- parameter estimation
- sparse representation
- dictionary learning
- maximum likelihood
- sparse coding
- model selection
- least squares
- image classification
- markov random field
- em algorithm
- parameter estimation algorithm
- approximate inference
- compressive sensing
- signal processing
- joint optimization
- expectation maximization
- image representation
- face recognition
- image patches
- compressed sensing
- random projections
- random fields
- object tracking
- posterior distribution
- dimensionality reduction
- neural network
- high dimensional data
- computer vision
- parameter estimates
- image segmentation
- multiscale