calculnumerique

说明：  在matlab的条件下，开发BP网络的优化方法，对边坡的安全系数进行分析(In matlab under the conditions of the development of BP network optimization method, the slope factor of safety analysis)

说明：  MATLAB代码，包含三种有用代码源程序，对于数学建模很有帮助，里面有详细的介绍(MATLAB code, source code contains three kinds of helpful, useful for mathematical modeling, which has detailed description)

codinf for reading the HIS file format

小波三级非标准规格化分解与重构 将载入的图像文件显示并进行非标准haar小波规格化分解与重构过程(Normalized wavelet decomposition and reconstruction of three non-standard image file will be included in the non-standard display and haar wavelet decomposition and reconstruction process of normalization)

说明：  function [Sx,f,alpha] = Sa(s,fs,M,N,read_f,del_f) 计算信号的循环谱 [Sx,f,alpha] = Sa(s,fs,M,N,read_f,del_f) 输入： s 序列 fs 采用频率 M 滑动频率窗长 N fft计算点数 read_f 可视频率（一般为载频的整数倍） del_f 可视频率间隔 输出： Sx 信号的循环谱 f 频率轴 alpha 循环频率轴(Cyclosationary Spectrum)

用MATLAB仿真工具实现Floyd算法，求任意两端间的最短路径(MATLAB simulation tool used to achieve Floyd algorithm, for any shortest path between two ends)

PCA是基于原始数据空间，通过构造一组新的潜隐变量来降低原始数据空间的维数。(PCA is based on the original data space, by constructing a new set of latent variables to reduce the dimension of the original data space.)

蓝牙物理层data whitening编码，数据白噪声化，目的是对数据进行离散化操作。(bluetooth PHY data whitening)

a beginer s guide to matlab, english version

Sparse Subspace clustering, an algorithm which is useful for subspace segmentation and motion tracking--