13-suijishengchegnshu

准确计算语音信号或者噪声信号的三分之一倍频程。(Accurately calculate the speech signal, or one-third octave noise signal.)

这是一本matlab的入门教程，感觉还不错，大家可以学习一下(This is a Matlab Tutorial, I feel pretty good, we can learn about)

K-means MATLAB源程序，适用于聚类分析的代码(K-means MATLAB programe)

小波插值与小波构造的程序，包括3个程序，有均值插值和细分插值(Wavelet interpolation and wavelet construction procedures, including three procedures, have the mean interpolation and interpolation subdivision)

一个matlab类获得从雅虎财经股票行情. 一个matlab类获得从雅虎财经股票行情(A Matlab class for obtaining stock quotes from Yahoo Finance)

(2,1,2)卷积码编硬译码matlab程序,适合学习信道与编码的初学者((2,1,2) convolutional code encoding hardware decoding matlab program for learning channel coding for beginners)

sobel算子 源代码，能完成图像边缘检测 (sobel operator )

说明：  灰度共生矩阵方法用来提供一幅图像的灰度共生矩阵值，然后送到分类器中进行分类(gray level co-occurrence matrix，a very important method of extracting features)

This program : use to calculate the tomographic slices, we needed to take a column from each projection and group them all together. The following sinogram is a collection of all the 64th columns from all of the projections the columns are then rotated to be horizontal.

通过移动机翼，尾翼，起落架和油箱的位置来使气动中心和重心重合。(By movingwings, tail, landing gearand fuel tankpositionto makethe aerodynamic centerand center of gravitycoincide.)