LocalContrast

说明：  用于在MATLAB面板里显示灰度图形用。(this is used in display panels with gray-scale graphics in matlab.)

一个低通滤波器的教学程序，可以观察低通滤波器的频域响应，有助于对低通滤波器有个了解(A low-pass filter teaching program, you can observe the frequency domain response of a low-pass filter, low pass filter helps to have an understanding)

基于matlab的fft算法设计，由于matlab的fft是built in文件，在此提供一种编写fft算法的思路。(Based on the matlab fft algorithm design, as the fft matlab file is built in, this provides an idea of ​ ​ writing fft algorithm.)

something about hough transform nonuniform quantization

Simulink the use of the block to refine the model

在Matlab下，实现大地坐标之间互相转换。(In Matlab, to achieve mutual conversion between geodetic coordinates.)

increment reference count to io_context.

电子工业出版社出版的国外电子与通信教材系列一书：现代通信系统（MATLAB版）（第二版）中的脚本文件与M文件(第二章－－九章) (Electronics Industry Publishing House of foreign electronic communications materials and a series of books : Modern communication system (MATLAB) (2nd edition), the script file and M (Chapter II-- 1109))

采用Matlab程序，编写自动生成随机圆形骨料的小代码(produce aggregate)

基于matlab将商标与文字分割，选定阀值，先进行次分割，在进一步优化(Matlab-based trademarks and text segmentation, the selected threshold, the first for sub-division, in further optimization)