中国科学院数学与系统科学研究院期刊网
Improved Conditions of Block-Sparse Signals Recovery via Mixed l2/l1 Norm Minimization
Jian Jun WANG, Jian Jun YUAN, Yao WANG
Acta Mathematica Sinica, Chinese Series . 2017, (4): 619 -630 .  DOI: 10.12386/A2017sxxb0051