chap5

This code sus higher order technique to estimate the frequency of a modulated signal

有关matlab的数值计算部分，和矩阵数据结构相衔接，方便初学者系统理论的学习(Numerical section on the matlab, and matrix data structure convergence, easy to learn for beginners systems theory)

利用最小二乘法拟合直线和曲线，绘制出对比图形；简单绘制多种三维图形的代码(least-square fiting and draw graph)

LDPC码的完整的编译码，数学方法是部分子空间法，各种资源分配算法实现，有PMUSIC 校正前和校正后的比较，通过matlab代码，正确率可以达到98％。( Complete codec LDPC code, Mathematics is part of the subspace, Various resource allocation algorithm, A relatively before correction and after correction PMUSIC, By matlab code, Accuracy can reach 98 .)

自适应阈值滤波程序，用matlab实现.zishiyinglvzhilvbo(Wiener filtering procedures winer filter to achieve)

说明：  用于对声音信号进行处理，包括FFT变换，频谱估计等等！(Used for voice signal processing, including FFT transform, spectral estimation, and more!)

MATLAB code for OFDM Transmission

key material for engeering mathmatics!(key material for engeering mathmatics.)

这是一个进行显著性分析，求相关数据的的程序。(This is a significant analysis, seeking data program.)

一次matlab课程作业,使用了GUI程序，非常基础，适合初学者，不错的启蒙程序。(A matlab course work, the use of a GUI program, very basic, suitable for beginners, a good program of enlightenment.)