Acquisition-of-the-speech-signal

This is the matlab code for SVD-DCT image watermarking

simulate the performance of a DS-SS/BPSK communication system in the following scenarios: 1. In the AWGN channel 2. In the presence of pulsed noise jamming and AWGN(simulate the performance of a DS-SS/BPSK communication system in the following scenarios: 1. In the AWGN channel 2. In the presence of pulsed noise jamming and AWGN)

说明：  simulink的PN码仿真。。。。。。。。。。。。。。。(The PN code simulink simulation. . . . . . . . . . . . . . .)

精通MATLAB--综合辅导与指南 西安交大李人厚 张平安等译校(proficient in MATLAB-- comprehensive counseling and guidance Xi'an Jiaotong University, Li thick green schools such as translation)

用matlab实现两类样本fisher算法，可以自己改变输入样本数，和判决样本，但是只分了两类，如果需要更多类在这个基础上研究一下就好(The matlab realize two types of samples fisher algorithm can change the number of input samples, and judgment sample, but divided into only two categories, if you need more class look like on this basis)

拉格朗日插值多项式拟合,牛顿插值多项式,欧拉方程解偏微分方程,使用极限微分求解导数（微分）,微分方程组的N=4龙格库塔解法,雅可比爹迭代法解方程AX=B,最小二乘多项式拟合,组合辛普生公式求解积分,用三角分解法解方程AX=B(Lagrange interpolation polynomial fitting, polynomial interpolation Newton, Euler equations partial differential equations, Limit the use of derivative solving differential (differential), the equations of N = 4 Runge- Kutta method. Jacobian Davis iterative method of solving equations AX = B, least squares polynomial fitting, portfolio Simpson formula for integration, with a triangular decomposition method of solving equations AX = B. )

对于贝尔实验室提出的分层空时码结构进行仿真，从而得到相关的性能曲线(For the Bell Labs layered space-time codes proposed structure of the simulation, which are related to performance curve)

FOR HELP AND DOCUMENT FOR POWER DCXXX

Parametric analysis method for knock detection in injection engine

MATLAB高斯消去法解方程组，我调试过了，可以用的，欢迎大家下载使用(MATLAB Gaussian elimination solution of equations, I had to debug, and can be, and welcome to download)