127 citations · 151 across the 10 of their papers we have counts for
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cs.LG2014
Group-sparse Matrix Recovery
Xiangrong Zeng, Mário A. T. Figueiredo
We apply the OSCAR (octagonal selection and clustering algorithms for regression) in recovering group-sparse matrices (two-dimensional---2D---arrays) from compressive measurements.…
cs.LG2013★ 4 cited
A novel sparsity and clustering regularization
Xiangrong Zeng, Mário A. T. Figueiredo
We propose a novel SPARsity and Clustering (SPARC) regularizer, which is a modified version of the previous octagonal shrinkage and clustering algorithm for regression (OSCAR), whe…