REST_V1.6_110505

基于小波变换的数字音频水印算法 水印嵌入源程序 (With the rapid growth of computers, network and multimedia technologies, powerful and low cost computers allow people to easily create and copy digital products of multimedia. The Internet has made it easy to distribute the information at very low cost. However, these technologies also can be illegally copied, modified and redistributed multimedia data without regarding for intellectual property rights ownership. )

这是一类特殊的椭圆偏微分方程Helmhotz方程。该程序是用迭代法求解Helmhotz方程的。(This is a special class of elliptic partial differential equations Helmhotz. The procedure is iterative method for solving equations Helmhotz.)

说明：  QuanXuan primary gaussian elimination technique solution of linear equations

模板匹配法，与梯度和Laplacian算子相比较，除了能增强图像边缘外，还具有平滑噪声的优点。(Template matching method, gradient and Laplacian operator with the comparison, in addition to enhance the image edge, but also has the advantages of smoothing the noise.)

短时能量估计以及过零率估计，对声音信号的处理很有帮助，希望对大家有所帮助。(Short-term energy estimates and zero crossing rate is estimated that the processing of sound signals is helpful, we hope to help.)

遗传算法实现优化函数，属于经典的遗传算法 (Genetic algorithm optimization function)

基于卡尔曼滤波算法编写的跟踪问题的演示程序(Based on the Kalman filter algorithm to track the issue prepared demo program)

对数据进行小波分析和重构，得到想要频率的波形进行分析(For the wavelet analysis and wavelet decomposition reconstruction of data, to obtain frequency waveform analysis)

这个是关于AM调制的MATLAB仿真程序，对初学MATLAB调制的来说很有用，其中含有仿真图。(This is the AM modulation MATLAB simulation program, very useful for the beginner MATLAB modulation, which contains the simulation Fig.)

实现MIMO-OFDM的仿真源代码，用于MATLAB仿真，很有价值，(The realization of MIMO-OFDM simulation source code for the MATLAB simulation, very valuable,)