polygeom

说明：  基于dct变换的水印算法，并进行有损压缩情形下的水印嵌入和提取(Dct transform based watermarking algorithm, and for lossy compression case the watermark embedding and extracting)

33节点的配电网潮流计算程序，程序自带33节点数据(33 nodes in the power flow calculation program, the program comes with 33 node data)

多种格式求解偏微分方程，有迎风格式，lax-wendorff格式等(A variety of formats to the solution of partial differential equations)

hht可以实现希尔伯特黄变换，对信号进行包络分解...(code)

一种DSPMATLAB仿真方法和曲线方法。(A DSPMATLAB simulation method and curve method.)

用于大坝安全预警模型的多元回归以及变量分离的程序。也可以用于其他非线性回归(Dam safety warning model for multiple regression and variable separation procedures. Can also be used for other non-linear regression.)

数学建模中的各种经典算法，其中涵盖许多经典模型的建立和源代码。(Mathematical modeling in a variety of classical algorithms, which covers many classic models to build and source code.)

this contains pdf file to learn more about the lyapunov exponent & bifurcation diagram of the chaotic system.

在机器学习时需要图像groundtruth，本程序是一个matlab脚本，可以快速提取图像groundtruth，并保存为mat文件(you can get the object groundtruth in a picture, using my program. It s convenient for you when you do research on machine learning.)

说明：  通过matlab实现iir bandpass滤波器(iir bandpass)