gene_check_mat_LDPC

matlab code for PCA or eigenface face recognition.

laplacian边缘检 图象进行降噪处理 高斯滤波处理(laplacian edge detection image processing Gaussian filter processing for noise reduction)

该程序描述含噪语音信号的处理过程，MATLAB编程。(The program describes the noisy speech signal processing, MATLAB programming.)

在60GHz的无线信道下不同进制的psk信号的信道容量误码率的计算，参数包括距离(The radio channel in the 60GHz band of psk signals of different channel capacity error rate calculation, the parameters including the distance)

不同波段在米氏散射在晴朗、霜、薄雾条件下的系数，紫外波段，220nm，250nm，280nm。(Different bands in the mie scattering in sunday condition of the coefficient)

WCDMA功率控制的下行链路算法的Matlab程序。(WCDMA downlink power control algorithm of the Matlab program.)

说明：  Matlab 神经网络离散PID控制实例，在Simulink环境中搭载仿真模块即可实现，结果图效果不错(Matlab neural network PID control of discrete examples, in the Simulink environment with simulation module can be realized, the results of Fig good results)

Discrete sine transform matlab code

介绍OFDM信号的基本特征 4qam编码原理及实现(OFDM qam)

语音分帧程序，对一个语音信号进行分帧，并研究分帧后的短时能量和过零率特性(Voice framing procedures, a voice signal framing, and to study the sub-frame after the short-term energy and zero crossing rate characteristics)