RELS

在MATLAB中通过四阶龙格库塔法求解微分方程组(In the MATLAB through four order runge kutta method to solve differential equations)

用matlab编程绘制矩形窗函数的幅频特性，窗函数形状的长度为10，20，50，100.(Programming using matlab draw rectangle window function of the amplitude-frequency characteristics, the shape of window function of length of 10,20,50,100.)

基于MATLAB的电法测井电阻率及电压曲线正演模拟(Simulation of double electric logging resistivity and voltage curve is based on MATLAB)

Improving compact gravity inversion using new weighting functions

双极性二进制基带传输系统的仿真和误码性能验证 ①．发送信号的星座图，发送和接收信号的波形，不同信噪比情况下，接收信号的星座图 ②．画出无信道编码时，误比特率的理论曲线和仿真曲线，以及有信道编码时误比特率的仿真曲线 ③．解释以上获得的各种结果的合理性 ④．选做：选用不同纠错能力的信道编码方法，比较信道译码后的误码率(Simulation and Error Performance Verification of Bipolar Binary Baseband Transmission System (1) Constellation diagram of transmitted signal, waveform of transmitted and received signal, constellation diagram of received signal under different signal-to-noise ratio (2) Draw the theoretical and simulation curves of BER without channel coding and the simulation curves of BER with channel coding. (3) Explain the rationality of the results obtained above. (4) Choose: Choose channel coding methods with different error-correcting abilities to compare the bit error rate after channel decoding.)

Main program for decompression

说明：  这是一个混沌的Anrold变换 他是一次变换加密 是一个混沌加密入门程序(This is a chaotic Anrold transform He is a transformation encryption is a chaotic encryption entry procedures)

Flat Elipsoid case Smatrix for Eshelby Function in MicroMechanics

把最左边竖干从大到小叠放在一起的木块移动到最右边竖干上（木块越多算法越复杂）(Descending to the left of the vertical stack of dry wood together to move to the far right of the vertical trunk (piece of wood the more the more complex algorithms))

this code is about k mean clustering in Matlab