Robust sparsity and clustering regularization for regression.
Xiangrong ZengMário A. T. FigueiredoPublished in: EUSIPCO (2014)
Keyphrases
- clustering algorithm
- regression model
- clustering method
- k means
- human age estimation
- group lasso
- parameter free
- data clustering
- self organizing maps
- mixed norm
- unsupervised learning
- hard c means
- kernel ridge regression
- rank minimization
- half quadratic
- hierarchical clustering
- sparsity constraints
- sparse approximation
- robust statistics
- information theoretic
- sparse representation
- high dimensional
- support vector
- high dimensional data