field_II

说明：  可计算地下洞室的围岩稳定问题，模拟地下洞室的开挖、支护过程，介质可以是均质体，也可以是分区变化的非均质体，还可有夹层、节理等。(Calculate the stability of underground rock caverns, underground excavation simulation, supporting the process, the media can be a homogeneous body, you can also change the partition of non-homogeneous body, but also as a layer, joints and so on.)

用matlab，根据要求输出特定的pattern，作为相机标定用(Using matlab, according to the specific requirements of the output pattern, as the camera calibration with)

matlab绘图指令，适合初学者 （ppt）(Matlab drawing instructions（ppt）)

Blind signal seperation method using maximum likelyhood method

cubic spline code information

本段程序实在MATLAB环境下对输入的语音序列x进行MFCC参数的提取，返回MFCC参数和一阶差分MFCC参数。(Voice input sequence x extracted MFCC parameters, return parameters and the first-order difference MFCC MFCC parameters)

Probability of error of 4-DPSK system with differential phase coherent receiver.

matlab绘制图形完成后，在句柄窗口实现局部放大，通过鼠标键盘的操作来选择放大区域(matlab graphics rendering is completed, the handle of the window to achieve local amplification, through the operation of mouse and keyboard to select the magnified area)

基于matlab的M-QAM通信系统的仿真.txt(Matlab M-QAM communication system simulation. Txt)

Pattern recognition of letters and faces using PCA