Keyphrases
- variable selection
- random sampling
- feature selection
- sparse representation
- gray level
- sample size
- cross validation
- linear regression
- model selection
- least squares
- bandit problems
- generalized linear models
- regression coefficients
- markov chain
- multi armed bandit
- elastic net
- regularized regression
- regret bounds
- ridge regression
- regularization parameter
- regression model
- face recognition
- multiscale
- computer vision
- lower bound
- gray scale