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matlab
- 对于椒盐噪声污染的图像,分别用3*3、5*5、7*7的滤波窗口进行均值滤波去噪-For salt and pepper noise pollution images, respectively, with the filter window 3* 3,5* 5,7* 7 mean filter de-noising
matlab-filter
- MATLAB调用库函数实现均值滤波,新手练习,学习下-matlab learn , it is useful and wonderful.
eusipco2014code
- 目前非局部均值滤波算法研究比较火热,此程序提供了基础的非局部均值滤波matlab程序。-Currently Non-local means filtering algorithm is relatively hot, this program provides the basis for the non-local mean filter matlab program.
Median-filtering-AND-Sharpen-filter
- matlab图像处理 图像增强 中值滤波和均值滤波-matlab image processing median filtering and image enhancement mean filter
图像去噪MATLAB代码
- 图像去噪,自己编写中值滤波和均值滤波的代码
最常用的matlab图像处理的源代码
- #1:数字图像矩阵数据的显示及其傅立叶变换 #2:二维离散余弦变换的图像压缩 #3:采用灰度变换的方法增强图像的对比度 #4:直方图均匀化 #5:模拟图像受高斯白噪声和椒盐噪声的影响 #6:采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波 #7:采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波 #8:图像的自适应魏纳滤波 #9:运用5种不同的梯度增强法进行图像锐化 #10:图像的高通滤波和掩模处理 #11:利用巴特沃斯(Butterworth
Lee filter for speckle noise reduction
- 在自适应中值滤波的基础上,采用均值与方差得到一个阈值,来判断极值点是不是噪声点!(On the basis of adaptive median filtering, a threshold is obtained by means of mean and variance to determine whether the extreme point is a noise point!)
matlab程序
- 用均值滤波、中值滤波、维纳滤波法给加高斯噪声的图像去噪(Using the mean filter, median filter, Wiener filter to add the Gaussian noise image denoising)
matlab程序
- 加高斯噪声后进行不同窗格的维纳滤波和均值滤波(Plus Gaussian noise after a different pane of Wiener filtering and mean filtering)
matlab程序
- 加入乘性噪声和椒盐噪声的图像进行维纳滤波和均值滤波,采用不同窗口看效果(Add the image of multiplicative noise and salt and pepper noise for Wiener filtering and mean filtering, using different windows to see the effect)
PSO
- 实现 %1、利用RGB模型识别天空区域;2、利用边缘识别检测天空边缘分割线;3、利用预测边缘点和实际边缘点的周围区域的均值滤波与本边缘点下方的像素之间的差异大小来修正天空边缘分割线 %4、将sky_seg+depthmap_v2中多余的带注释的地方删掉了 %!!!记得在295行,一定要改动是用I6还是I7,如果用sky_initia(f = edge(double(BW),'canny',thresh,sigma);)
MATLAB-image-processing-master (1)
- 图像处理算法在空间域和频域的简单滤波等方面的实现,实现了像霍夫变换和k均值算法的图像分割算法。(Image processing algorithm in the spatial domain and frequency domain of simple filtering and other aspects of the realization of the image segmentation algorithm such as Hough transform and k-means alg
PCNN输出域改进及其在彩色图像增强中应用
- 代码中有传统的图像增强算法:对数增强,均值滤波等;也有图像去噪代码;以及对PCNN算法进行改进的图像增强算法。(There are traditional image enhancement algorithms in the code: logarithmic enhancement, mean filtering, etc.; there are also image denoising code; and the PCNN algorithm is improved image enhan
70099729wavelet_denoise
- 利用小波算法实现图像去噪,包含软硬阈值去噪,中值,均值滤波等,内含图片灰度与彩色实例。以及代码文件说明、(The wavelet algorithm is used to denoise the image, including the soft and hard threshold de-noising, the median, the mean filtering and so on, including the image gray and color examples. And code
EX2
- 图像的平滑滤波,基于均值滤波函数和中值滤波函数(Smooth filtering of images)
equalize_hist
- 1. 均值滤波:即线性滤波,有: a.邻域平均, b. 加权平均两种。 a. 邻域平均:用一个像素邻域平均值作为滤波结果,此时滤波器模板的所系数都取1,为保证输出图仍在原来的灰度值范围,在算得R后要将其除以系数总个数再进行赋值,对3*3的模板来说,在算得R后要将其除以系数9。 b. 加权平均:对同一尺寸的模板,可对不同位置的系数采用不同的数值,一般认为离对应模板中心像素近的像素应对滤波结果又较大贡献,所以接近模板中心的系数可比较大而模板边界附近的系数应比较小。(1. mean filter
MATLAB实现图像中值 均值 维纳滤波 源程序代码
- 简单的滤波器,包括中值滤波器,维纳滤波器,均值滤波器等等。(Simple filters, including median filter, Wiener filter, mean filter and so on.)
lvbo
- ①线性灰度变换(函数形式) ② 编程计算图像的直方图,并与函数imhist比较 ③ 执行直方图均衡化和规定化histeq ④ 给图像添加噪声 ⑤ 执行均值滤波、高斯滤波和中值滤波 ⑥ 执行拉普拉斯滤波 ⑦ 执行低通滤波和高通滤波(Linear gray scale transformation (function form) The histogram of the image is calculated and compared with the function imhist
lvbofuyuan
- ① 采用逆滤波、维纳滤波和约束最小二乘方滤波复原图像。 ② 实现四种均值滤波(Inverse filtering, Wiener filtering and constrained least square square filtering are used to restore the image. Realizing four kinds of mean filtering)
NL-means
- 利用MATLAB实现了图像的非局部均值去噪算法,效果明显。(The non local means denoising algorithm of image is implemented by MATLAB, and the effect is obvious.)