Block orthogonal greedy algorithm for stable recovery of block-sparse signal representations.

Xiaolei Lv Chunru Wan Guoan Bi

Published in: Signal Process. (2010)

Keyphrases

greedy algorithm
greedy algorithms
worst case
structured sparsity
objective function
coefficient matrix
compressive sensing
knapsack problem
upper bound
set cover
dynamic programming
greedy strategy
sparse representation
greedy heuristic
submodular functions
search algorithm
website
influence spread