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- edge detection difference 边缘检测差分
- Abstract: Zero-crossing edge detection method was analyzed. 文摘:讨论二阶导数过零边缘检测方法。
- Both step edgedetection and ridge edge detection were discussed. 基于无限对称指数滤波器(ISEF)的沈俊算子是阶跃边缘检测一阶最佳算子的定常系数特例,且易于递推实现和便于调整参数,因此,采用沈俊算子进行阶跃边缘的检测。
- Traditional algorithms of image edge detection were analyzed. 摘要分析了传统图像边缘检测算法。
- We first aPply imagesegmentation and edge detection to the source mural image. 首先我们根据图像分割和边沿提取算法对输入的壁画图像进行区域的提取和分割处理。
- Edge detection is one of the fundamental steps on the image processing. 图象边缘检测是计算机图象处理的最基本步骤之一。
- Image edge detection has a long research history as a disposing process of low-level vision, new theories and methods emerge in endlessly, but there is no method can fit all images as yet because of the difference of the images feature. 图像边缘检测作为一个低级视觉处理过程,有着很长的研究历史,新理论、新方法不断涌现,但鉴于所分析的图像特点的差异,目前为止尚没有一种方法可以适合于所有图像,根据应用环境的不同边缘检测算法的性能具有很大的互异性。
- According to the distinct difference between an effective edge and a noise edge on size of image an algorithm of edge detection based on the multi- scale wavelet transform is realized. 在多尺度子波变换模极大值的基础上 ,根据图像有效边缘与噪声边缘在尺寸大小上的显著差异等特征 ,实现了一种按边缘尺寸大小及按边缘尺寸大小自适应分块检测图像边缘的方法。
- Based on the cyclic prefix property of the guard intervals, it provides estimates for sampling positions of ISI-free region by combining the techniques of delay conjugate multiplication, phase difference, symbol-by-symbol average, and edge detection. 以护卫区间循环前置的特性为基础,结合延迟共轭相乘、相位差分、符元对符元之区段式平均以及边界侦测等技术来估计非码际干扰区间的位置。
- By adjusting coefficient difference based on edge detection in wavelet transformation domain,integrative optimization of watermarking imperceptibility and robustness is implemented. 通过基于小波边缘的检测,调节系数差,实现了水印透明性和鲁棒性的综合优化。
- Some Horseshoe bats can detect differences as slight as 0. 0001 KHz. 一些马蹄铁形蝙蝠能探测到细微至0.;0001千赫的差别。
- The method of Roberts ,Sobel, Krisch and Gauss Laplace are analysed in image edge detection of pests in stored grain. 在此基础上详细分析了roberts算子、Sobel算子、Krisch算子、高斯-拉普拉斯算子在害虫图像边缘检测中的应用。
- If you look closely, you can also detect differences in the body shape. 如果你仔细观察,你也可以发现差异,在人体内形成。
- Study on background segment and edge detection of fruit image using machine vision. 水果图像的背景分割和边缘检测技术研究。
- Edge detection is an essential step in image analysis and recognition,and it is an important technology in the image preprocessing procedure. 边缘检测是图像分析识别必不可少的环节,是一种重要的图像预处理技术。
- As Chan-Vese model is based on two homogenous regions,it causes failure in edge detection of infrared images. 然而Chan-Vese模型是以两个同质区域为基础建立的,这并不符合红外图像的特点,导致直接应用该模型处理红外图像时可能失败。
- This method is an organic combo of edge detection, edge growing and region merging. 该方法是边缘检测、边缘生长、区域生长等分割技术的有机结合。
- Considered the existing situation, a new algorithm for edge detection of image based on cellular Automata is proposed. 在已有的基于元胞自动机的图像处理算法基础上,结合元胞自动机和图像边缘的种种特征,提出了一种新的适用于图像边缘检测的元胞自动机模型。
- Abstract A method for edge detection based on adaptive ridgelet transform was proposed. 摘要通过分析现有的一些方法,提出了一种基于自适应脊波变换的边缘检测方法。
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