model-with-noisy-news

用Canny算子检测图像的边缘 P0404：图像的阈值分割 P0405：用水线阈值法分割图像 P0406：对矩阵进行四叉树分解 P0407：将图像分为文字和非文字的两个类别 P0408：形态学梯度检测二值图像的边缘 P0409：形态学实例——从PCB图像中删除所有电流线，仅保留芯片对象(with Canny operator to detect the edges in the image P0404 : image thresholding segmentation P0405 : water line threshold method image segmentation P0406 : matrix Quadtree P0407 : images into text and non-text of the two categories P0408 : morphological gradient detection Binary Image Edge P0409 : morphology example-- Images from the PCB to delete all current lines, retaining only chip targets)

matlab的基本操作，适用于初学者，个人总结，以及网上摘录。(the basic use of matlab，adapt for newer)

该逻辑蒂斯回归模型matlab程序用于数据多分类，适用于有监督，学习型模型。(the matlab code of logistic regression used for data multi-classification. it is a kind of unsurpervisor study.)

kalman滤波程序，非常适合研究该领域的朋友，欢迎共享(kalman filtering procedures, is very suitable for research in this field, welcome to share the)

汇集了几个经典的matlab程序，大家共同学习(A collection of several classic matlab program, we learn together)

Finite Element solution of Poisson equation

用粒子群算法实现的求函数最小值，代码简捷明了，适合刚接触粒子群算法的朋友(Minimum demand function with particle swarm algorithm, the code is simple and clear, for the fourth year Particle Swarm friends)

给定模拟信号和抽样频率，求出相应的序列和该信号的幅频特性(Given analog signal and the sampling frequency, to obtain the corresponding sequence and the signal amplitude-frequency characteristic)

说明：  MATLAB 巴特沃斯低通滤波对图像进行低通滤波处理(matlab)

利用matlab编写的微分方程组的龙格库塔解法(Runge-Kutta solution of differential equations using Matlab prepared )