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一些数字图像处理基本算法的源码,包括:256色转灰度图,Hough变换,Walsh变换,中值滤波,二值化变换,亮度增减,傅立叶变换,反色,取对数,取指数,图像平移,图像旋转,图像细化,图像缩放,图像镜像,均值滤波,对比度拉伸,拉普拉斯锐化(边缘检测),方块编码,梯度锐化,灰度均衡,用Canny算子提取边缘,直方图均衡,离散余弦变换,维纳滤波处理,逆滤波处理,阈值变换,高斯平滑。
Date : 2012-01-31 Size : 7.56mb User : kalekale

用Canny算子提取边缘,用vc编写的,编译通过。人人为我,我为人人。-Extracted by Canny edge operator, using vc prepared, compiled through. Were man-made, I for all.
Date : 2025-12-22 Size : 105kb User : zhangfan

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边缘检测算法的基本步骤 (1)滤波。边缘检测主要基于导数计算,但受噪声影响。但滤波器在降低噪声的同时也导致边缘强度的损失。 (2)增强。增强算法将邻域中灰度有显著变化的点突出显示。一般通过计算梯度幅值完成。 (3)检测。但在有些图象中梯度幅值较大的并不是边缘点。最简单的边缘检测是梯度幅值阈值判定。 (4)定位。精确确定边缘的位置。 Canny边缘检测算法 step1:用高斯滤波器平滑图象; step2:用一阶偏导的有限差分来计算梯度的幅值和方向; step3:对梯度幅值进行非极大值抑制; step4:用双阈值算法检测和连接边缘。
Date : 2025-12-22 Size : 3kb User :

the use of Gaussian filter function, using Matlab language, the preparation of Canny edge detector Matlab (or C language) function (2) the use of the above-mentioned function, an image of the (salt and pepper noise or Gaussian noise) for edge detection (3) the us
Date : 2025-12-22 Size : 282kb User : Leonardo

常见的几种边缘提取方法,含Roberts算子,Sobel算子,prewitt算子,Gauss-laplace算子,canny算子,和kirsch边缘检测。-Several common edge extraction method with Roberts operator, Sobel operator, prewitt operator, Gauss-Laplace operator, canny operator and the kirsch edge detection.
Date : 2025-12-22 Size : 1kb User : dengzhihua

【谷速软件网】matlab源码-Canny边缘的二维检测 可以作为参考使用,在学习的过程-Valley-speed two-dimensional detector [network] matlab source software-Canny edges can use as a reference, in the learning process
Date : 2025-12-22 Size : 13kb User : 李局
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