A Block Compressive Sensing Based Scalable Encryption Framework for Protecting Significant Image Regions

Yushu Zhang, Jiantao Zhou, Fei Chen, Leo Yu Zhang, Di Xiao, Bin Chen, Xiaofeng Liao

Abstract: The existing Block Compressive Sensing (BCS) based image ciphers adopted the same sampling rate for all the blocks, which may lead to the desirable result that after subsampling, significant blocks...