lowfrefus

基于KSVD算法的图像去噪算法，稀疏表示，字典学习，OMP算法，基于DCT字典的图像去噪，demo可以直接运行。(Image denoising by KSVD algorithm，spare representation，dictionary learning，OMP algorithm，DCT dictionary)

说明：  基于opencv的图像灰度化，将24位彩色图像重新量化为8位灰度图像(gray image)

一种像素级指纹方向场估计算法以及对应的像素级奇异点检测算法。(A pixel-level orentation field estimation algorithm and the corresponding singular point detection method.)

基于滤波和BEMD的红外小目标检测算法，检测效果好。(BEMD algorithm is able to estimate the background effectively and get the target image by removing the background from the original image and segmenting the Intrinsic Mode Functions making use of the local inverse entropy.)

FMCW调频连续波雷达的测距测角，能量熵的计算，ICA（主分量分析）算法和程序。( FMCW frequency modulated continuous wave radar range and angular measurements, Energy entropy calculation, ICA (Principal Component Analysis) algorithm and procedures.)

说明：  基于matlab的快速非局部均值去噪的源程序(Source program of fast nonlocal mean denoising based on MATLAB)

主要是一个小的图像处理程序,是将一个模糊的图像进行复原的程序(It is mainly a small image processing program.)

s变换；广义s变换；高斯邻域；时频分析；滤波(s transformation generalized s transformation Gaussian neighborhood time-frequency analysis Filtering)

python实现的三维空间维罗尼图算法演示。(3d voronoi use python)

matlab数字图象处理工具箱 包括imstack2vectors 霍夫变换等许多工具(imstack2vectors Hough transform matlab digital image processing toolbox includes many tools)