一个具有极端多稳定的保守的记忆混沌系统及其在图像加密中的应用
Jian Li1, Bo Liang2, Xiefu Zhang1
1College of Mathematics and Big Data, Guizhou Education University, Guiyang 550018, China.
Entropy (Basel, Switzerland)
|December 23, 2023
概括
开发了一个新的保守的混沌系统,显示可控制的振幅和极端的多稳定性. 该系统实现了出色的图像加密性能,为未来的研究提供了参考.
科学领域:
- 非线性动力学是一种非线性动力学.
- 混沌理论是一个混乱理论.
- 记忆系统是一种记忆系统.
背景情况:
- 记忆器是具有记忆性能的基本电子元件.
- 混乱系统对初始条件具有敏感的依赖性,因此适合安全应用.
- 在混乱系统中的多稳定性,在这些系统中存在多个共存的吸引力,增强了复杂性.
研究的目的:
- 构建一个新的保守的混沌系统.
- 调查系统的动态特征,包括准周期轨迹和振幅控制.
- 探索该系统在图像加密应用中的潜力.
主要方法:
- 使用光滑的memristor构建一个保守的混乱系统.
- 使用数值模拟分析非线性动力学和多稳定性.
- 在STMicroelectronics32上实施该系统用于图像加密.
主要成果:
- 拟议的系统在狭窄的参数范围内产生多个准周期轨迹.
- 系统振幅可以通过初始值进行控制,证明非线性动态特征.
- 观察到与异构和异构吸引子的极端多稳定性.
- 该系统实现了出色的图像加密,平均相关系数为0.0083,信息为7.9993.
结论:
- 成功开发了一种具有可控制幅度和极端多稳定的新型保守的记忆混沌系统.
- 该系统在图像加密方面表现出高性能,通过低相关系数和高信息得到验证.
- 这项研究为开发保守的记忆混沌系统提供了宝贵的参考,用于安全通信和图像加密.
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