New-folder-(3)

说明：  C++的学习代码 共有50个 对于初学者很有用(Learning C++ code there are 50 very useful for beginners)

to read the image and crop the specified area to convert RGB image next to convert gray scale image to find the histogram equalization

simulink 简明教程，课件，PDF格式，包括六个章节，详细的叙述了如何用simulink进行仿真建模(simulink concise tutorials, courseware, PDF format, including six chapters, a detailed description of how to use simulink simulation modeling)

一章关于matlab图形与图像的资料，对初学者非常有用，有学习的价值。(A chapter on matlab graphics and image information is very useful for beginners, the value of learning.)

Hearing test. It using music card to test left and right ear seperately. It contains graphic iterface[*.fig] and m-file. It works fine with 6.5 version of Matlab.

qpsk仿真系统框图，实现四项调制系统仿真实验。(qpsk diagram of simulation system to achieve four modulation system simulation experiments.)

隔振 减震 原理 描写了隔振方面的理论并且通过几个例子描述了简谐振动(The principle of isolation damping describe the isolation theory and describe a few examples of a simple harmonic motion)

交流电机调速系列教材之一交流电机调速理论(AC Motor Speed Control Series of motor control theory textbooks)

MATLAB code for biorthogonal wavelet

for calculating boundray segment