Ratio and difference of $l_1$ and $l_2$ norms and sparse representation with coherent dictionaries

Penghang Yin, Ernie Esser, Jack Xin. Ratio and difference of $l_1$ and $l_2$ norms and sparse representation with coherent dictionaries. Commun. Inf. Syst., 14(2):87-109, 2014. [doi]

Abstract

Abstract is missing.