xiandaixinhaochuli

DSP_Matlab（附例程）超星电子书+MATLAB例程(DSP_Matlab (attached routine) Superstar book+ MATLAB routine)

基于matlab的信噪比差错估计 m=4双极性(Matlab error signal to noise ratio is estimated based on m = 4 bipolar)

主要内容包括matlab 语言基础、MATLAB程序设计基础、各种数值计算方法程序，可为MATLAB初学者提供学习指导。(The main contents include basic language matlab, MATLAB programming foundation, various numerical methods and procedures, MATLAB provides guidance for beginners to learn.)

说明：  有关矢量信号处理的基本仿真，得到声压功率谱，x,y.z各方向声强谱(Vector signal processing related to the basic simulation，underwater acoustic)

一个是产生语音的波形和短时频谱，另一个是产生语谱图。(One is to generate voice waveforms, and short-term spectrum, and the other is to generate spectrogram.)

凸轮机构绕中轴线旋转,弦振动模拟,阻尼振动,双摆模型等(The cam mechanism rotates around a central axis,the simulation of string vibration damping vibration double pendulum model)

Matlab 批量读写txt文件，打开文件夹里面所有的txt文件 然后进行运算 保存为其他格式的文件， 如dat 已调试，能够运行(Matlab batch literacy txt file, open the folder inside all the txt file and then save operation documents to other formats, such as dat has been debugged, to run)

说明：  采用一种离散微分跟踪器的PID控制。被控对象是三阶传递函数，参考输入rin=20，干扰信号是0.5rands（1）。(PID Controller with Partial differential)

在机械故障中，对包含故障频率的某一段频率进行细化分析，从而得到更准确地故障频率(In mechanical failure, the failure frequency contains a section for detailed frequency analysis to obtain a more accurate fault frequencies)

Program in matlab to compute the confusion matrix.