HDB3codingEqulizion

说明：  通过求矩阵特征多项式的根来求其特征值 幂法求矩阵的主特征值及主特征向量 瑞利商加速幂法求对称矩阵的主特征值及主特征向量 收缩法求矩阵全部特征值 收缩法求矩阵全部特征值 位移逆幂法求矩阵离某个常数最近的特征值及其对应的特征向量 QR基本算法求矩阵全部特征值 (Characteristic polynomial by the root of a matrix to find the eigenvalues ​ ​ of a matrix power method and the main characteristics of the main features of the value of acceleration power vector Rayleigh quotient method Symmetric Matrix Eigenvalue and the main characteristics of the main vector of contraction method to shrink the value of all the characteristics of a matrix Law of the value of all the characteristics of a matrix inverse power law shift away from a constant of a matrix eigenvalue recently and its corresponding eigenvector matrix QR algorithm for getting all the characteristics of the basic values)

这三个小程序都是matlab的.m文件，分别实现用灰度变换的方法增强图像的对比度和直方图均匀化，模拟图像受高斯白噪声和椒盐噪声的影响。(The three procedures are Matlab. M documents, were used to achieve gray transform method to enhance the contrast of the image and histogram equalization. Simulation images by white Gaussian noise and the noise of Salt and Pepper.)

利用Matlab编写的经典算法的源代码，内容非常丰富(Matlab prepared by the classical algorithm source code, and the content is very rich)

说明：  神经网络的综合基础的试验文件，用于数学建模中的神经网路算法(Integrated neural network based test file)

说明：  这是一个基于人脸识别的双边2DLDA程序，其中每人随机选9个做训练，1个做测试，作20次后平均(This is a bilateral 2DLDA procedures based on face recognition, in which each of 9 randomly selected for training, one to do testing for 20 times the average)

基于MATLAB 的DTMF 信号的生成与解码(Based on the MATLAB DTMF signal generation and decoding)

手写体SVM分类器的设计源代码，，挺好的，可以参考(SVM Handwritten classifier design, source code, very good, can refer to .)

设计一CQMFB，低通滤波器H0(z)来自一半带滤波器。该半带滤波器的长度为47，通带截至频率ωp = 0.42π，试给出H0 (z)，H1(z)，G0(z)，G1(z)的幅频响应，单位抽样响应并画图。(Design a CQMFB, low-pass filter H0 (z) the half-band filter. The length of the half-band filter 47, the passband cutoff frequency ωp = 0.42π, try to give H0 (z), H1 (z), G0 (z), G1 (z) of the amplitude-frequency response, the unit sample response and Paint.)

T型尾翼颤振进计算。结合了nastran生成的模态坐标f06文件及气弹计算软件ZAERO。片条法计算非定常气动力里面的定常附加部分。(T-tail flutter ansys, composite of f06 and ZAERO.)

说明：  一维正演，用于大地电磁测深，内有简单模型，打开即可营运(One dimensional forward modeling, used for magnetotelluric sounding, with a simple model in it, which can be opened for operation)