A unified linear convergence analysis of k-SVD.

Zhiqiang Xu Yiping Ke Xin Cao Chunlai Zhou Pengfei Wei Xin Gao

Published in: Memetic Comput. (2020)

Keyphrases

convergence analysis
sparse representation
dictionary learning
global convergence
sparse coding
optimality conditions
approximation methods
machine learning
face recognition
high dimensional
supervised learning
optimization methods