I下载后可任意编辑毕业设计(论文)课题名称基于 MATLAB 的图像压缩感知算法的实现 目录目录.........................................................I第 1 章 绪论...................................................31.1 讨论背景和意义......................................................3II下载后可任意编辑1.2 数据压缩技术.......................................................41.2.1 传统数据压缩技术..................................................41.2.2 压缩感知理论(Compressed/Compressive Sensing/Sampling, CS).......51.3 无线传感器网络......................................................71.3.1 无线传感器网络概述................................................71.3.2 无线传感器网络数据压缩的必要性....................................91.4 本文主要工作和内容安排.............................................10第 2 章 压缩感知理论..........................................112.1 压缩感知的前提条件—稀疏性和不相干性...............................112.2 三个关键技术.......................................................142.3 信号的稀疏表示.....................................................152.4 观测矩阵设计.......................................................172.5 稀疏信号的重构.....................................................192.6 重构算法...........................................................202.7 压缩感知优势及不足.................................................212.8 压缩感知在传感网中的观测方式.......................................22第 3 章 压缩感知理论应用概述..................................243.1 压缩成像...........................................................243.2 模拟信息转换.......................................................243.3 生物传感...........................................................253.4 本章小结...........................................................25第 4 章 CS 在无线传感网中的应用...............................264.1 讨论背景...........................................................264.1.1 ...