Search - Sobel

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【matlab】 edgedemo DL : 0: edge detection.Real-time Canny/Sobel edge detection. Requires: Matlab Image Proc. Toolkit liveimagejpg.m . Tested: Matlab version 7.0 (linux)
Update : 2024-05-17 Size : 1024 Publisher : dinhpv87
【VHDL-FPGA-Verilog】 EDGELAP DL : 0: Based on this one-dimensional analysis, the theory can be carried over to two-dimensions as long as there is an accurate approximation to calculate the derivative of a two-dimensional image. The Sobel operator performs a 2-D spatial gradient measurement on an image. Typically it is used to find the approximate absolute gradient magnitude at each point in an input grayscale image. The Sobel edge detector uses a pair of 3x3 convolution masks, one estimating the gradient in the x-direction (columns) and the other estimating the gradient in the y-direction (rows). A convolution mask is usually much smaller than the actual image. As a result, the mask is slid over the image, manipulating a square of pixels at a time.
Update : 2024-05-17 Size : 2048 Publisher : siva
【VHDL-FPGA-Verilog】 sobel_verilog DL : 0: Based on this one-dimensional analysis, the theory can be carried over to two-dimensions as long as there is an accurate approximation to calculate the derivative of a two-dimensional image. The Sobel operator performs a 2-D spatial gradient measurement on an image. Typically it is used to find the approximate absolute gradient magnitude at each point in an input grayscale image. The Sobel edge detector uses a pair of 3x3 convolution masks, one estimating the gradient in the x-direction (columns) and the other estimating the gradient in the y-direction (rows). A convolution mask is usually much smaller than the actual image. As a result, the mask is slid over the image, manipulating a square of pixels at a time.
Update : 2024-05-17 Size : 1024 Publisher : siva
【Special Effects】 cvThreshold_cvCanny DL : 0: open cv 邊緣化用Canny作邊緣化處理 cvCanny, void cvCanny( const CvArr* image, CvArr* edges, double threshold1, double threshold2, int aperture_size=3 ) image 單通道輸入圖像. edges 單通道存儲邊緣的輸出圖像 threshold1 第一個閾值 threshold2 第二個閾值 aperture_size Sobel 運算元內核大小 (見 cvSobel). -open cv for marginalized marginalized deal with the Canny cvCanny, void cvCanny (const CvArr* image, CvArr* edges, double threshold1, double threshold2, int aperture_size = 3) image single input image. edges stored in the edge of the output channel Image threshold1 first threshold threshold2 second operand threshold aperture_size Sobel kernel size (see cvSobel).
Update : 2024-05-17 Size : 69632 Publisher : 張天彥
【matlab】 ruihua DL : 0: 图像的几种锐化处理，包括sobel算子，roberts梯度法和laplace算子锐化。并且将四种图像放在一起形成对比。-Several image sharpening, including sobel operator, roberts gradient and laplace operator sharpening. And will contrast the four images together.
Update : 2024-05-17 Size : 74752 Publisher : o璐璐
【Special Effects】 EdgeDetection DL : 0: 利用MFC实现了一个边缘检测算法，本程序实现了Sobel边缘检测。-MFC implements a use of edge detection algorithms, this program implements Sobel edge detection.
Update : 2024-05-17 Size : 257024 Publisher : ver
【Special Effects】 computer--vision DL : 0: 主要是计算机专业研究生，图像处理方向的课程作业，实现图像处理，比如说用到的sobel算子，拉普拉斯算子的实现！-Mainly computer science graduate course work in the direction of image processing, Image processing, for example, the sobel operator is used, the realization of the Laplacian!
Update : 2024-05-17 Size : 1603584 Publisher : gengboting
【Special Effects】 ImageTest5 DL : 0: Visual C／C++图形图像与游戏编程典型实例解析---图像边缘检测涵盖内容： 1>Roberts算子 2>Prewitt算子 3>Sobel算子 4>Laplacian算子由于本程序使用了VFW组件，所以在Project－－Setting中－－Object/libray modules中添加vfw32.lib。实验环境： Win+VC6.0 -Visual C/C++ graphics and game programming--- a typical example edge detection analysis covering the content: 1> Roberts operator 2> Prewitt operator 3> Sobel operator 4> Laplacian operator as the program uses the VFW components So Project- Setting the--Object/libray modules add vfw32.lib. Experimental environment: Win+ VC6.0
Update : 2024-05-17 Size : 214016 Publisher : hty
【2D Graphic】 CannyEdgeDetection DL : 0: Canny边缘检测的高斯卷积，索贝尔operation.entire代码组成，是在建MATLAB函数任何自由，除了必须改变形象reading.threshold根据图像和被提取的特征。做检查更新的高斯卷积文件，它比前一个准确请注意，代码的执行时间是low.This是因为没有内在的功能被使用。为了提高车速了，请改为内置的功能“conv2“的卷积码 -canny edge detection comprising of gaussian convolution,sobel operation.entire code is free of any in built matlab function except for image reading.threshold must be changed depending on the image and the feature to be extracted. Do check out the updated gaussian convolution file , its more accurate than the previous one Please note that the code execution time is low.This is because no inbuilt functions are used. In order to improve up on speed please substitute the convolution code with the inbuilt function "conv2"
Update : 2024-05-17 Size : 1024 Publisher : namind
【Special Effects】 vbedgeti DL : 0: 实现彩图的Roberts、Prewitte、Sobel等边缘提取源代码，经测试可用.-To achieve color pictures of Roberts, Prewitte, Sobel edge detection and other source code, the test is available.
Update : 2024-05-17 Size : 526336 Publisher : 清醒
【2D Graphic】 Edge_detect DL : 0: a C implementation to do image processing, the function is use sobel to do edge detection, a good lib file been provided, and it has a lot of useful functions related to image processing
Update : 2024-05-17 Size : 167936 Publisher : lisen
【matlab】 edgematlab DL : 0: 边缘检测，sobel，canny，Roberts，等算子边缘检测matlab代码-Edge detection, sobel, canny, Roberts, and other operator edge detection matlab code
Update : 2024-05-17 Size : 418816 Publisher : youyou
【Special Effects】 thistogram DL : 0: 实现图像的边缘提取，包括Robert算子,Sobel算子，Prewitt算子在内三种方法。-Edge detection of image, including the Robert operator, Sobel operator, Prewitt operator, including the three methods.
Update : 2024-05-17 Size : 2063360 Publisher : 沈杰
【matlab】 6 DL : 0: 编写一个程序，对输入的图像进行哈夫曼编码，显示原图像的熵、编码后的平均码字长度、并能够根据编码重建出图像。 Sobel算子和拉普拉斯算子进行锐化，并比较结果。-Write a program to image the input Huffman coding, the entropy of the original image displayed, encoded, the average code length, and be able to reconstruct the image according to encoding. Sobel operator and Laplacian sharpening, and compare the results.
Update : 2024-05-17 Size : 219136 Publisher : ad
【matlab】 sobeledge DL : 0: SOBEL EDGE DETECTION for image segmentation
Update : 2024-05-17 Size : 1024 Publisher : aditya
【Special Effects】 Sobel DL : 0: 实用的vc++实现的soble边缘检测算子程序-Practical implementation of vc++ subroutine soble edge detector
Update : 2024-05-17 Size : 1364992 Publisher : 高静
【Special Effects】 Image-Edge-Detection DL : 0: 提出一种在噪声条件下将中值滤波与Sobel、Canny算子相结合进行图像边缘检测的方法。首先，采用中值滤波对图像进行平滑处理，再利用Sobel、Canny算子检测图像边缘。仿真实验表明。该方法对图像边缘检测精度较高，抗噪声性能强，可提高图像边缘检测效果。-This article proposed an image edge detection method based on the median value filter，Sobel and Canny Operator under the noise condition．First，use the median value filter to smooth the image，and then use Sobel and Ganny Operator to detect the image edge．The simulation experiment demonstrates that this method will increase the precision of the image edge detection，enhance the anti—nose performance， thus improving the effect of image edge detection．
Update : 2024-05-17 Size : 238592 Publisher : 王文
【Graph Recognize】 sobel_bilinear-interpolation DL : 0: SOBEL以及bilinear interpolation的源碼支援，可以在使用的程式上加入即可使用該功能。-SOBEL and bilinear interpolation of the source support, you can use to add the program to use this feature.
Update : 2024-05-17 Size : 1024 Publisher : 林阿勛
【Special Effects】 Hw3 DL : 0: 使用vs08编写的一个基于mfc的图像处理程序，功能包括 1.通过拉普拉斯边缘检测算子提取图像边缘 2.通过罗伯特交叉边缘检测算子提取图像边缘 3.通过Sobel边缘检测算子提取图像边缘 -Prepared using vs08 a mfc-based image processing program, features include 1. Laplacian edge detection by extracting edge operator 2. By Robert Cross Edge extraction of image edge detection operator 3. By Sobel edge detection operator extracting image Edge
Update : 2024-05-17 Size : 5817344 Publisher : zhengarean
【matlab】 asgn4_m100295cs DL : 0: Enhance the image by, i) Low pass filtering, ii) High pass filtering, iii) Sobel operator, iv) Laplacian operator. Display the image and the result of the operation in each of the case.
Update : 2024-05-17 Size : 54272 Publisher : saksaurabh

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