Since the concept of discrete memristor was proposed, more and more scholars began to
study this topic. At present, most of works on the discrete memristor are devoted to the …

In this paper a new two-dimensional chaotic map based on Logistic map and Chebyshev
map is proposed. The performance analysis and evaluation show the proposed map has a …

When chaotic systems are used for speech encryption, their chaotic performance largely
determines the security of speech encryption. However, traditional chaotic systems have …

In this paper, a new 5-D chaotic system with hidden attractor was presented. The stability
and equilibrium points set of the system were analyzed by the traditional dynamical analysis …

In modern society, image encryption is critical to protecting digital visual information. A
chaotic image encryption scheme based on RNA operations and heart-shaped chunking is …

A memristor is a kind of nonlinear electronic component. Parameter identification for
memristive chaotic systems is a multi-dimensional variable optimization problem. It is one of …

This article proposes a non-ideal flux-controlled memristor with a bisymmetric sawtooth
piecewise function, and a new multi-wing memristive chaotic system (MMCS) based on the …

Chaotic systems have been intensively studied for their roles in many applications, such as
cryptography, secure communications, nonlinear controls, etc. However, the limited …

An image encryption algorithm is proposed in this paper based on a new four-dimensional
hyperchaotic system, a neural mechanism, a Galois field and an improved Feistel block …

基于混沌的数字图像加密算法因具有较大的密钥空间和较高的密钥敏感特性等而被广泛地应用.
该文在经典Logistic 映射中引入**弦反馈, 构成新的映射关系, 并分析该映射的混沌行为 …