semi-supervised-algorithm-matlab

常微分方程的处置问题的源代码，matlab编写的，值得收藏，欢迎大家踊跃下载，为中国的科研事业做贡献(The disposition of ordinary differential equations of the source code, matlab prepared and worthy of collection, enthusiastically welcomed the U.S. download, in order to make China' s contribution to the cause of scientific research)

对已知的数据进行勒让德多项式拟合，并求出计算点的函数值(Fitting the known data with Legendre polynomial and findding the function value at calculated point)

对信号进行QMFB分析的matlab函数(the matlab function of QMFBsignal analysis matlab function)

预失真补偿后的图形,采用快速傅里叶变换（Fast Fourier Transform, FFT） 计算得信号的频率数据，再利用得到的频率数据计算功放预失真补偿前后功率谱密度 样值(Predistortion compensation of graphics, using the Fast Fourier Transform, Fast Fourier Transform and FFT) Calculate signal frequency data, then get the frequency of the power spectral density before and after data computing power amplifier predistortion compensation Sample values)

求第一个城市到其它城市的最短路径.用矩阵（为顶点个数）存放各边权的邻接矩阵，行向量、、、分别用来存放标号信息、标号顶点顺序、标号顶点索引、最短通路的值(The first city to find the shortest path to other cities. With a matrix (for the number of vertices) records of the right side of the adjacency matrix, row vector, were used to store label information and label the vertex order, label the vertex indexes, the shortest pathway value)

realize overlapped-add method ％[y]=overlpadd(x,h,Nfft) ％y:output sequence ％x:input sequence ％h:filter impulse response sequence ％Nfft:points of each DFT operation ％重叠相加法实现分段卷积(realize overlapped-add method% [y] = over lpadd (x, h, Nfft)% y : x% output sequence : % h input sequence : impulse response filter% Nfft sequence : DFT points of each operation% of the sum of overlapping sub-convolution Method)

实用图像处理教程，是这方面的经典教程，适合通信的同学继续学习(Practical image processing tutorial, this classic guide for communication students continue to learn)

单自由度稳定极限切深叶瓣图绘制-全离散法。(SDOF stability limit depth of cut lobe drawing- fully discrete method.)

说明：  实现原始LBP特征提取，并通过统计直方图进行提取，(The original LBP feature is extracted by statistical histogram,)

base_band.rar文件解压后可以在matlab平台直接编译运行，实现通信系统的升余弦基带 成型处理，码元速率，采样率、滚降系数都可以灵活设置，特别方便学习通信的同学加深对基带信号的理解。(base_band.rar unzip the files can directly compile and run matlab platform to achieve communication system raised cosine baseband shaping processing, chip rate, sample rate, roll-off factor can be set flexibly, in particular, to facilitate students to learn to communicate better to the base band signal understanding.)