L1-norm minimization for quaternion signals

Jiasong Wu Xu Zhang Xiaoqing Wang Lotfi Senhadji Huazhong Shu

Published in: CoRR (2012)

Keyphrases

norm minimization
convex optimization
sparse representation
unsupervised feature selection
interior point methods
matrix completion
signal processing
sparse coding
low rank
pairwise
multiresolution
linear combination