pinyubuling

四个人位于正方形的四个顶点，相互对准下一个人追逐，形成四条螺旋线，螺旋线的matlab仿真代码(4 person ，each one is running after another. the file is the Word for paiting the picture of the contrail they go )

returns the Jacobian for the position of an SPFA

平面近场声全息点源仿真程序，由全息面反推重建面声压信息(NAH )

this file is the program for ofdm

维数约减matlab工具箱，包括LLE，ISOMAP，NPE等，具有较好的效果(Dimensionality reduction matlab toolbox, including LLE, ISOMAP, NPE, etc., with good results)

STC波形处理方法，提取波列慢度，应用于地震资料处理与测井资料处理中(STC waveform processing method to extract wave train slow degrees, applied to seismic data processing and logging data processing)

说明：  半桥逆变电路的实现，采用matlab，simulink实现，把直流电逆变为交流电。(Half bridge inverter)

瑞利信道下，OFDM系统中使用BPSK调制的误码率（验证可用，与理论值比较）(BER for BPSK in OFDM with Rayleigh multipath channel)

说明：  求解偏微分方程的中心差分方法程序，可以设定初始条件和选择网格大小。(Central Difference Method for Solving 2D Partial Differential Equations)

电子通信系统的建模与仿真 第7章 通信系统差错控制仿真 7.1 缩短卷积码 7.2 有缩短卷积码加交织的差错控制系统研究 7.3 自适应均衡系统（LMS算法） 7.4 迭代译码的级联卷积码 (Electronic communications system modeling and simulation of Chapter 7 error control communication systems simulation 7.1 shortened 7.2 convolutional code convolutional code increases have shortened intertwined system of error control 7.3 adaptive equalization system (LMS algorithm) Iterative Decoding of level 7.4 convolutional codes in conjunction)