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信息论、编码及应用
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本书内容共七章,主要包括:绪论、离散信源及其信息测度、离散信道及其信道容量、连续信源与连续信道、无失真信源编码和有噪信道编码简介、保密通信的基本概念与方法、数字图像加密。书中附有一定数量的习题。本书压缩了一部分偏深偏难的内容和一些偏重于理论证明方面的内容,重点突出对信息论、编码理论及保密通信的基本原理和基本概念的分析与叙述,便于教学与自学。 本书可作为高等学校电子信息科学与技术、信息工程、网络工程等信息类专业...
本书内容共七章,主要包括:绪论、离散信源及其信息测度、离散信道及其信道容量、连续信源与连续信道、无失真信源编码和有噪信道编码简介、保密通信的基本概念与方法、数字图像加密。书中附有一定数量的习题。本书压缩了一部分偏深偏难的内容和一些偏重于理论证明方面的内容,重点突出对信息论、编码理论及保密通信的基本原理和基本概念的分析与叙述,便于教学与自学。 本书可作为高等学校电子信息科学与技术、信息工程、网络工程等信息类专业的本科生教材,也可作为电路与系统专业研究生的教学参考书。
第1章.绪论 1.1 信息的一般含义 1.2 信息论的基本思路 1.3 信息论研究的对象和内容 1.4 保密通信的基本理论及其应用 1.5 信息论的划分范畴 1.6 信息论的发展简史 习题1第2章 离散信源及其信息测度 2.1 单符号离散信源的数学模型 2.2 自信息和信息函数 2.3 信息熵 2.3.1 信息熵的数学表达式 2.3.2 信息熵的物理含义 2.4 信息熵的基本性质 2.4.1 信息熵及其熵函数表示 2.4.2 对称性 2.4.3 非负性 2.4.4 确定性 2.4.5 连续性 2.4.6 扩展性 2.4.7 归一化联合概率和条件概率及其推广形式 2.4.8 强可加性 2.4.9 可加性 2.5 联合熵和条件熵的分解与计算 2.6 信息熵的解析性质 2.6.1 n型凸函数及其不等式 2.6.2 U型凸函数及其不等式 2.6.3 熵函数的极值性 2.6.4 熵函数的上凸性 2.7 离散信源的熵值 2.8 多符号离散平稳信源 2.9 多符号离散平稳无记忆信源及其信息熵 2.9.1 信源xn的信源空间 2.9.2 信源Xn的联合熵 2.10 多符号离散平稳有记忆信源及其信息熵 ……第3章 离散信道及其信道容量第4章 连续信源与连续信道第5章 无失真信源编码和有噪信道编码简介第6章 保密通信的基本概念与方法第7章 数学图像加密参考文献
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