voice_prcossing

用Matlab实现的音频FIR滤波，提供音频文件实例，效果很好(Implemented using Matlab audio FIR filter, to provide examples of audio files with good results)

一本介绍将音乐与概率知识相结合的英文原版书籍，对于研究音乐的数学模型有很重要的参考价值，对于研究提取音乐中各种参数提取的朋友们可能很有帮助。(An introductory knowledge of music and the probability of a combination of the original English edition of books, music for studying mathematical models have a very important reference value for studying music extract various parameters extracted friends might be helpful.)

此程序为状态空间方法设计控制系统中常用的代码集，其中包括LQR等，有非常详细的中文注释(This program designed for the state space control system commonly used code sets, including LQR, etc., have very detailed notes in Chinese)

开关磁阻电动机仿真，模糊pi控制，转矩电流双闭环(Switched reluctance motor simulation, fuzzy pi control, torque current double closed loop)

matlab配网33节点用牛顿拉夫舜法求解电网潮流计算。(matlab distribution network node 33 Ralph Shun calculated using Newton method for solving power flow.)

This is a matlab project for the atm protection by using the concept of shoulder surfing which is now very important for the security of the atm

实现得到一个简单函数的最优解 利于在其基础上进入深入 学习(To get a simple function to achieve the optimal solution to facilitate their access to in-depth study on the basis of)

计算均匀FBG反射谱，已通过调试，只要修改参数即可(refective spectrum for FBG )

fast fourier transform of heart sound

说明：  matlab编写的FFT变换和滤波的程序(this is matlab code for fft transfering and filtering.)