Abstract: A new 2D hyperchaotic mapping is designed based on 2D discrete mapping, featuring two positive Lyapunov exponents, enhanced randomness, and initial offset boosting. Subsequently, an image ...
When the keyboard was first designed, the intention was to keep every key in the right position as per its estimated usage. However, that was in the typewriter era. The common uses have changed with ...
Abstract: Steganography without embedding (SWE) methods, which avoid modifying container images and are thus theoretically immune to steganalysis tools, have drawn great attention. However, current ...
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