Hought

主成分分析方法（PCA），PCA算法的理论依据是K-L变换，通过一定的性能目标来寻找线性变换W，实现对高维数据的降维。(Principal component analysis (PCA), PCA algorithm is based on the theory of KL transform, through a certain performance targets to find the linear transformation W, the realization of high-dimensional data, dimensionality reduction.)

有关于求取图像平均梯度的matlab M 文件；可以为你省去那么一点时间。 ———共享改变未来！———(To strike the image on the average gradient matlab M documents can save you a bit of time.--- Shared change the future!---)

说明：  拉普拉斯金字塔算法跟代码！分割图像！请下载！(laplace)

基于小波的图像多尺度方向特征提取，小波可使用 db4 (Based on wavelet multi-scale orientation of the image feature extraction, wavelet can be used DB4)

基于CCS开发平台，关于IT公司的TMS320DM642的开发实例（包括，串口、UART接口、图像灰度显示、图像阈值分割，高斯平滑）等(the program example based on CSS of IT MS320DM642 include GPIO UART Gaussscale Grayscale Threshold)

本代码主要应用于图像压缩，代码包括采用二维离散余弦变换（DCT）进行图像压缩、采用小波变换进行图像压缩以及基于小波变换与混沌排序图像加密压缩、解密重构 hundungen 是ex3的子程序：产生混沌序列(This code is mainly used in image compression, including the use of code dimensional discrete cosine transform (DCT) for image compression, image compression using wavelet transform and wavelet transform compression and chaotic image encryption based sorting, decryption reconstruction)

一种用于稀疏表示求解L1范数的算法，用L1范数近似L0范数获得了更好的效果。(A method for sparse representation algorithm for solving the L1-norm)

说明：  自己实现的canny边缘检测算子，包括高斯滤波，非极大值抑制，双阈值处理，边缘细化等步骤。(Own implementation of canny edge detection operator, including the Gaussian filtering, non-maxima suppression, double threshold, edge thinning step.)

FCM是一种实用的算法，在医学图像分割中被广泛应用，有很多的改进措施，本程序是基于FCM来分割MRI人脑图像(MRI brain segmentation using FCM)

说明：  基于区域的分裂合并图像分割方法，包含三个m文件，predicate是分裂合并准则代码，split_test用于检测是否需要分裂，splitmerge用于分裂合并(Region Based Split Merge image segmentation method, including three m files, predict is the splitting and merging rule code, split_ Test is used to detect whether splitting is needed, and splitmerge is used for splitting and merging)