Codes

说明：  多种数字水印的算法实现数字水印的matlab例程.rar(variety of digital watermarking algorithm digital watermarking Matlab routines. Rar)

bisection and false point methods by matlab

说明：  MATLAB GUI设计实例程序（电工）.

说明：  用matlab编写的差动双相码编码和解码的S函数模块。可以直接接信号源和示波器仿真！ 提供了S函数的编写主流框架。(Prepared with the matlab code differential phase encoding and decoding of S function modules. Can be directly connected signal source and oscilloscope simulation! S function provides a framework for the preparation of the mainstream.)

说明：  图像直方图分析与图像频谱分析/图像增强/图像边缘检测/MPEG编码 5个MATLAB实验代码(The image histogram analysis and spectrum analysis of the image/image enhancement, image edge detection code/MPEG coding five MATLAB experiment )

DCT去噪，利用MATLAB实现DCT去噪，从而提高图片质量。(DCT de-noising, de-noising using MATLAB realize DCT, thereby improving image quality.)

说明：  Arnijo准则非精确搜索程序，可以作为其他优化程序的子程序调用(Arnijo guidelines inexact search program, you can call a subroutine other optimization procedures)

说明：  使用matlab工具对sonar数据集进行kmeans分类(Kmeans classification of sonar data set with MATLAB)

说明：  对新冠肺炎病例传播数据进行清洗，并进行可视化，包含流向地图和桑基图。(The novel coronavirus pneumonia transmission data were cleaned and visualized, including flow maps and sonkey maps.)

利用MATLAB开发软件进行编程，实现了数字FIR低通滤波器的功能，程序直接可以运行！(Use MATLAB to develop software for programming, implementation of digital FIR low-pass filter function, the program can run directly!)