OCDMAsimulation

测量6205深沟球轴承的故障振动加速度信号, 对信号进行时频分析, 利用经验模态分解方法将振动信号分解成不同特征时间尺度的固有模态函数,对每个固有模态函数进行Hilbert 变换得到Hilbert 谱,通过谱分析识别轴承的故障部位和类型, 证实Hilbert 谱的有效性(Measuring 6205 deep groove ball bearing fault vibration acceleration signal, the signal frequency analysis, empirical mode decomposition method to decompose the vibration signal into different characteristic time scales of intrinsic mode functions, the Hilbert transform of each intrinsic mode functions Hilbert spectrum, spectral analysis to identify the location and type of bearing failure, confirmed the effectiveness of the Hilbert spectrum)

by using optisystem filter design

说明：  matlab实现的bpsk调制解调，并给出图形，能够形象理解BPSK调制解调的波形，加深对通信原理中BPSK的理解(matlab implementation bpsk modem, and gives graphic, image understanding that BPSK modulation and demodulation of the waveform, to deepen the understanding of communication theory in the BPSK)

基于matlab的仿真代码，分析OFDM系统的误码率性能，ofdm的编码方案是以BPSK为调制方案的。(based on Matlab simulation code, OFDM analysis of the BER performance ofdm program is based on the coding for BPSK modulation program.)

基于支持向量机的人脸年龄估计matlab仿真。(Face Age estimated based on support vector machine matlab simulation.)

MATLAB code for back propogation neural networks for more than five variable

微卫星SSR的常用软件，可以分析相关处理数据(Microsatellite SSR commonly used software, related processing data can be analyzed )

基于人群搜索算法SOA的PID参数整定，包括参数的编码，适应度函数的选取，搜索步长的确定，搜索方向的确定，个体位置的更新(Update search algorithm based on PID parameter crowd SOA tuning, including selecting encoding parameters, fitness function, the search step to determine to determine the direction of the search, the individual positions)

三电平I型拓扑结构的SVPWM仿真模型，供大家参考学习。(The three level SVPWM simulation model of I topology, for reference study.)

energy leach a new version