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TCSV
2008
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13 years 4 months ago
Cryptanalysis of an Image Scrambling Scheme Without Bandwidth Expansion
Recently, a novel image scrambling (i.e., encryption) scheme without bandwidth expansion was proposed based on two-dimensional (2-D) discrete prolate spheroidal sequences (DPSS). ...
Shujun Li, Chengqing Li, Kwok-Tung Lo, Guanrong Ch...