pac

基于离散余弦变换（DCT）的数字水印源代码包括水印生成、嵌入、提取等(Based on the discrete cosine transform (DCT) of the digital watermark source code including the watermark generation, embedding, extraction, etc.)

雅克比迭代用于计算方程组的数值解。精度比较高。(jacobi)

Ce fichier mdl permet de tracer la caractéristique pv

fit nan in a figure or plot

提取灰度图的边界，输入参数是灰度图，输出参数是灰度图边界的坐标(Extract grayscale borders, the input parameter is grayscale, the output parameters are the coordinates of the border grayscale)

语音回声消除的RLS算法，空间传递函数自己模拟(echo cancellation RLS algorithm)

实现MATLAB的AM调制，解调的全过程，附图。望能审核通过~我会努力上传更好的源码。(MATLAB implementation of the AM modulation, demodulation of the entire process, drawings. Hopefully approved upload ~ I will work hard to source better.)

说明：  基于ar方法的频谱估计算法，matlab版()

这里面是100个简单的matlab学习程序,特别适合于matlab的初学者,期待和大家共同进步。(Matlab study)

说明：  matlab code for home work rayleigh