Sparse Component Analysis (SCA) in Random-valued and Salt and Pepper Noise Removal

Hadi. Zayyani, Seyyedmajid Valiollahzadeh, Massoud. Babaie-Zadeh

In this paper, we propose a new method for impulse noise removal from images. It uses the sparsity of images in the Discrete Cosine Transform (DCT) domain. The zeros in this domain…