18 citations · 18 across the 2 of their papers we have counts for
2 papers
cs.LG2012★ 18 cited
Learning Efficient Structured Sparse Models
Alex Bronstein, Pablo Sprechmann, Guillermo Sapiro
We present a comprehensive framework for structured sparse coding and modeling extending the recent ideas of using learnable fast regressors to approximate exact sparse codes. For…
cs.IT2010
Collaborative Hierarchical Sparse Modeling
Pablo Sprechmann, Ignacio Ramirez, Guillermo Sapiro +1
Sparse modeling is a powerful framework for data analysis and processing. Traditionally, encoding in this framework is done by solving an l_1-regularized linear regression problem,…