Description: 该压缩包中的程序实现对图像的平滑和锐化，其中采用多种方法实现平滑（包括均值滤波，中值滤波，顺序统计滤波）和锐化（包括采用Sobel算子和高通滤波）。-Program realization of the right image sharpening and smoothing. using a variety of methods in which to achieve smooth (including mean filtering, median filtering, Order Statistics filtering) and Sharpening (including Sobel operator and high-pass filter). Platform: |
Size: 2048 |
Author:李文 |
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Description: 一种快速的多边形和矩形检测算法，可以广泛的应用于各种目标识别领域-A fast polygon and rectangle detection algorithm can be widely used in various areas of target identification Platform: |
Size: 11264 |
Author:chendong |
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Description: 对图像进行高斯滤波后再提取边缘 对图像进行金字塔各层图像进行sobel提取边缘。
内附有原图，处理后的效果图及程序结果说明。-Gaussian filter and the image edge extraction layers of the image pyramid image sobel edge extraction. Enclosed is the original deal with the effects of plans and procedures after the results show. Platform: |
Size: 90112 |
Author:wang |
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Description: 作业一
要求
用C语言或者VC，VB，Matlab或其他语言完成如下实验：
1）打开一个BMP文件
2）将其局部区域的灰度值进行改变
3）另存为一个新的BMP文件
要求显示出原BMP图像和新BMP图像。
作业二
要求
1. 编程实现图像傅立叶高通、低通滤波。
2. 尝试傅立叶压缩。
作业三
要求
编程实现图像DCT高通、低通滤波。并与傅里叶变换比较。
作业四
要求
找一幅曝光不足的灰度（或彩色）图像，按照直方图均衡化方法进行处理。
作业五（一）
要求
打开一幅图像，添加椒盐、高斯噪声，然后使用邻域平均法、中值滤波法、K邻近平均法进行平滑。
作业五（二）
要求
打开一幅图像，利用Roberts梯度法、Sobel算子和拉普拉斯算子进行锐化，并比较结果。
-Operating a
Requirements
C or VC, VB, Matlab or any other language, complete the following experiment:
1) Open a BMP file
2) the gray value of its local area change
3) Save as a new BMP file
Requirement that the original BMP images and BMP images.
Task 2
Requirements
A programming image Fourier high-pass, low pass filtering.
Try Fourier compression.
Assignment 3
Requirements
Programming to achieve high-pass, low pass filtering, image DCT. And compared with the Fourier transform.
Fourth Assignment
Requirements
Looking for an exposure less than the gray (or color) image to be processed in accordance with the histogram equalization method.
Assignment 5 (a)
Requirements
Open an image, add salt and pepper, Gaussian noise, and then use the neighborhood average, median filter, K, close to the average method of smoothing.
Assignment 5 (b)
Requirements
Open an image, use the gradient method of Roberts, Sobel operator and Laplacian sharpening, and compare the results. Platform: |
Size: 4187136 |
Author:李海宁 |
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Description: 非MATLAB库函数实现空域去噪（包括“3x3均值滤波”、“5x5均值滤波”、“3x3中值滤波” 、“5x5中值滤波”）和空域加强（包括“拉普拉斯算子”、“Roberts算子”、“Prewitt算子”、“Sobel算子）的原创MATLAB代码。-Non-MATLAB library functions the airspace denoising (including the 3x3 mean filter, 5x5 mean filter, 3x3 median filter " , to strengthen the value 5x5 in the filter" ) and airspace (including the " Laplacian" " Roberts operator, Prewitt operator, Sobel operator a) the original MATLAB code. Platform: |
Size: 163840 |
Author:王岗 |
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Description: 产生频域中的‘sobel’滤波器，用滤波器对图像进行频域滤波，显示滤波后图像(The 'sobel' filter in the frequency domain is used to filter the image with the filter to display the filtered image.) Platform: |
Size: 93184 |
Author:你四哥 |
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Search - sobel filter in matlab