solving-linear-equations-solution

matlb code for calculation of BER of ofdm with Qpsk

对复杂网络进行判定是否是连通图，输入参数是网络的邻接矩阵，如果是连通图，输出是1，如果不是，输出0.(directed or undirected graph)

说明：  用于计算地震作用下单自由度结构的响应和响应谱(Used to calculate the response and response spectrum of a single degree of freedom structure under earthquake action)

95年数学建模优秀论文和源代码 1995(95 years of mathematical modeling excellent papers and source code)

说明：  神经网络处理图像的相关样本训练方法使用时可以更快的找到训练样本特征(Associated image processing neural network training method uses the sample can be found faster training sample characteristics)

《MATLABSimulink通信系统建模与仿真实例精讲》OFDM通信系统(" MATLABSimulink communications system modeling and simulation examples succinctly" OFDM communication system)

加州大学的MATLAB人脸识别代码，采用了图像结构模型，可以很好地识别人脸(University of California MATLAB code for face recognition, using the image structure model, can be a good face recognition)

说明：  用matlab编写的ADPCM编码和解码.里面包括了编码和解码的m文件.The algorithm is based on IMA ADPCM. (using Matlab prepared by the ADPCM encoding and decoding. They include coding and decoding m documents. The algorithm is based on IMA ADPCM.)

已知两个序列x[n]=cos(n*pi/2), y[n]=ej*pi*n/4x[n],绘制X(ejw)和Y(ejw)和幅度和相角,说明它们的频移关系(The known two sequence x [n] = cos (n* PI/2), y [n] = ej* PI* n/4 x [n], draw x (ejw) and y (ejw) and amplitude and phase Angle, suggesting their frequency shift relationship )

自己写的关于雷达目标RCS起伏的Swerling模型，包含示例文件，简单却是有用的，各位尽管下载吧。(Write on radar target RCS undulating Swerling model, including sample files, simple but useful, although you download it.)