ch2

This function stretch and scale the histogram

QPSK传输系统在随机高斯信道和瑞利衰落信道下的误码率计算。(QPSK transmission system in the random Gaussian channels and Rayleigh fading channel bit error rate.)

export figure : to export figure from matlab easily and efficiently

matlab程序，关于svm回归拟合，分类的。。。。(matlab program, return on svm fitting classification. . . .)

解决了连续马尔科夫模型训练、观测向量概率计算、输出参数估计问题，需安装HMM工具包(CHMM model,trianing and estimation)

利用MATLAB绘制地形图，一个非常实用的实例。(Topographic maps using MATLAB, a very practical example.)

step up cycloconverter

《卡尔曼滤波与组合导航》一书中非线性滤波章节的知识，EKF,UKF,UPF,PF各算法流程比较详细(the flow of EKF,UKF,UPF,PF)

说明：  盲源信号分离的Matlab程序，包括JADE and SHIBBS两种，效果不错！(Two batch cumulant-based ICA algorithms: JADE and SHIBBS)

椭圆带通滤波器设计，根据椭圆原型滤波器，进行双线性变换和低通转带通，获得所需滤波器(Elliptic bandpass filter design based on elliptic prototype filter, the bilinear transformation turn bandpass and low-pass, to obtain the desired filter)