psnr--calculations-for-g729

通过BUTTERWORTH滤波器,讲语音信号中的噪声过滤掉.(By BUTTERWORTH filter, speaking voice signal in the noise filtered out.)

利用最速下降法计算最小曲面的面积，初始条件为0，边界条件为正方形固定边界。(Using steepest descent method to calculate the minimum surface area. Initial condition is 0, while boundary condition is square fixed values.)

车牌识别Matlab程序，可直接运行，识别效果很好(License plate recognition Matlab program can be run directly identify good effect)

基于傅里叶变换的matlab下的二维周期性光子晶体带隙的计算绘图程序，属于冷门资料，网上很少见。(Based on Fourier transform matlab under the two-dimensional periodic photonic bandgap calculation drawing program, belonging to popular information, online rare.)

基于博弈论的无线电频谱分配MATLAB程序，运用了纳什均衡(Based on the game theory of radio spectrum allocation MATLAB program, the use of Nash equilibrium)

OFDM 的一些 Matlab仿真程序 适合初学者学习借鉴(OFDM some Matlab simulation program for beginners to learn from)

都是信号处理的一些内容，包括各种滤波器函数，小波函数，以及很多的滤波程序。非常有参考价值。matlab的(Signal processing are some of the elements, including various filter functions, the wavelet function, and many of the filtering process. Very valuable reference. the matlab)

Three level voltage source inverter with RL load

用于计算fft的MATLAB程序，采用时间提取的基2算法，计算N点的FFT，程序中会自动将N部位2的n次方个点(Used to calculate the fft of the MATLAB program, using the time base 2 extraction algorithm, calculation of N point FFT, the program will automatically N parts of two of the n-th power points)

说明：  刘金坤著的《先进PID控及其matlab仿真》一书中的例子的源代码。(刘金坤of the &quot Advanced PID control and its simulation matlab&quot one example of the book' s source code.)