pca

说明：  用于模型刚度和质量矩阵的提取，matlab程序(Used for model stiffness and mass matrix extraction, MATLAB program)

维特比译码，来自现代通信系统matlab(Viterbi Decoder, from modern communications systems matlab)

希尔伯特黄变换,包括EMD分解，寻找极值和画图。(hilbert-huang transformation)

The methods of Otsu used to tresholding image. this code build it. you can use it to treshold image is easy

logistic人口预测，有人口数据，有代码，有预测结果(logistic population projections, population data, there is the code, there are predictions)

说明：  they are matlab code for evolutionary strategy (ES), (ES(1+1), ES(1,1),ES(mu,lambda),ES(mu+lambda), I hope they are useful for you

地震瞬时属性提取时，HIlbert变换很重要，本程序基于MatlAB，处理了单道地震信号，可供地震资料处理的初学者学习(When seismic instantaneous attributes, HIlbert transformation is important, this program is based on MatlAB, the single-channel seismic signal processing, seismic data processing for beginners)

opnet result virifications using matlab

该程序描述了卫星姿态控制系统所需的欧拉角与四元数间的相互转换关系(The program required for satellite attitude control system is described the mutual conversion between euler angles and quaternions)

uwb无线电基础代码，第八章，超宽带信道与接收机 。(based on UWB radio code, Chapter VIII, ultra-wideband channel and receiver.)