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edge_detection

于 2010-05-10 发布 文件大小:1KB
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下载积分: 1 下载次数: 182

代码说明:

  利用小波边缘检测算法实现对图像的边缘检测,效果良好。(Wavelet edge detection algorithm on edge detection with good results.)

文件列表:

edge_detection.m

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  • 4
    说明:  程序代码说明 P0401:用Prewitt算子检测图像的边缘 P0402:用不同σ值的LoG算子检测图像的边缘 P0403:用Canny算子检测图像的边缘 P0404:图像的阈值分割 P0405:用水线阈值法分割图像 P0406:对矩阵进行四叉树分解 P0407:将图像分为文字和非文字的两个类别 P0408:形态学梯度检测二值图像的边缘 P0409:形态学实例——从PCB图像中删除所有电流线,仅保留芯片对象 (some imageprocessing sourcecode)
    2010-04-08 12:09:58下载
    积分:1
  • Subpixel-level-corner-
    就用利用OPENCV亚像素级角点检测,这个方法对于初学代码程序的人来说很实用(On the use of the use of sub-pixel OPENCV corner detection, this method code program for the beginner who is very practical)
    2015-09-08 21:46:15下载
    积分:1
  • EdgeMap
    利用改进的Sobel算子检测图像边缘,从水平、垂直、左右对角线的方向计算Sobel梯度,并且加入拐角的梯度值。(The improved Sobel edge detection operator, horizontal, vertical, left and right diagonal direction Sobel gradient calculation, and adding the value of the gradient of the corner.)
    2013-12-20 20:13:43下载
    积分:1
  • SVM算法
    SVM算法的线性分类,图像分类单幅遥感图像特征提取分类(Linear classification of SVM algorithm, image classification, feature extraction and classification of single remote sensing image)
    2019-07-03 10:34:56下载
    积分:1
  • Image-Segmentation-Method
    本文主要研究基于水平集方法的活动轮廓模型图像分割,在回顾活动轮廓模 型发展的基础上,介绍了曲线演化理论及其水平集方法,证明了水平集方法可以 有稳定的数值实现方式且其处理拓扑变化的自然性,进一步引出了变分水平集方 法。 本文介绍了两种不同的几何活动轮廓模型:基于梯度信息的李纯明模型以及 基于区域信息的 Chan-Vese 模型(C-V 模型)。在分析上述两模型的优缺点上,提 出了一种改进的 C-V 模型,改进模型引入了距离约束项,同时对基于区域的外部 能量项进行了改进,使得水平集函数重新初始化寓于模型的演化之中,分割结果 对参数的依赖性减小。 (This paper mainly study image segmentation of active contour model based on level set. After reviewing the development of the active contour model, curve evolution and level set method are presented, then we proved that the level set method has a stable numerical realization and can describe the topology change of the contour naturally, in addition we introduce level set of variational method. We introduce two different GAC models in this paper: Li Chunming model which is based on gradient information and Chan-Vese model (C-V model) which is based on region information. Based on the drawbacks and advantages of these two models, we improve the C-V model by adding penalizing energy term of signed distance function, at the same time, mending the external energy term which based on region information, then the re-initialization of the level set can accomplish in the model evolution, and the degree of the segmentation result depend on the parameters decline. )
    2011-12-20 20:27:30下载
    积分:1
  • dtcwt
    双树复小波的matlab包,通过调用其中的函数实现图像处理的功能(Dual-Tree Complex Wavelet Matlab package, call the function implementing the image processing functions)
    2020-12-06 10:49:22下载
    积分:1
  • BM
    说明:  双目测距bm算法,已经实现,基于vs2015+opencv3.2,测距精度很高,一米内精度一厘米误差(Binocular ranging bm algorithm, which has been implemented, is based on vs2015 + opencv3.2, which has high accuracy and one centimeter error in one meter)
    2017-09-04 19:43:02下载
    积分:1
  • recall_precision
    图像处理的查准率和查全率的代码,适合用于图像图像的检测,目标的检测的评估(Image processing precision and recall rate code)
    2013-09-14 10:36:02下载
    积分:1
  • PHD_Gradient_pyramid
    说明:  该压缩包内含有基于梯度金字塔变换的多模态图像融合方法的MATLAB代码,可以直接运行,得到融合结果。另外,压缩包内包括了多组已配准、待融合的图像示例,具体包括红外图像与可见光图像、CT与MR图像,多聚焦图像。本人还对代码进行了必要的解释。推荐下载(The compression package contains matlab code of multimodal image fusion method based on gradient pyramid transformation, which can be run directly to get fusion results. In addition, the compressed package includes several groups of images that have been registered and to be fused, including infrared images and visible images, CT and MR images, and multi focus images. I also gave the necessary explanation to the code. Recommended download.)
    2020-07-14 16:40:08下载
    积分:1
  • RANSAC+SURF
    说明:  基于SURF算法实现图像特征提取与描述,使用RANSAC进行图像细配准(SURF algorithm was used to extract and describe image features, and RANSAC was used for image registration)
    2021-03-03 15:09:33下载
    积分:1
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