06014726

运行文件后任意输入字母，可以统计大小写字母的个数(After the input file to run arbitrary letters, upper and lower case letters can be the number of statistics)

electric motor with torque speed control

这是基于增广矩阵束的L型阵列的二维DOA估计MATLAB程序。(this is a matlab program about DOA.)

灰色预测gm(1,1),gm(1,n)能有效快速解决灰色预测的处理问题。(gm(1,1),gm(1,n) can sole the problem of GM model easily)

关于OFDM的调制仿真，其中使用是QPSK调制，包含FFT、循环前缀、加窗等基本过程。(OFDM modulation on the simulation, in which a QPSK modulation, contains the basic process FFT, cyclic prefix, windowing and so on.)

非线性方程组数值解法之拟牛顿法matlab程序代码(The numerical method for solving the nonlinear equations of the quasi-newton method of matlab program code)

小波包分析提取振动信号中的特征频率，含噪脉冲信号进行相关检测,二维声子晶体FDTD方法计算禁带宽度的例子。( Wavelet packet analysis to extract vibration signal characteristic frequency, Noisy pulse correlation detection signal, Dimensional phononic crystals FDTD method calculation examples band gap.)

计算混沌系统三维利亚普诺夫指数谱的方法，可通用，可自动改为四维五维等(Chaotic computing spectrum three Weiliyapu Ivanov index method can universal, can be automatically changed to four-dimensional five-dimensional, etc.)

该书名称为Matlab经典教程——从入门到精通，详细介绍了MATLAB，经典教材 (The classical name for the Matlab tutorial book- from entry to the master, detailing the MATLAB, the classic textbook)

基于短时傅里叶变换的对鼾声信号进行分析，可以计算一些判断OSAHS的指标。(snoring analysis based on STFT)