Gradient based edge detection methods are mainly focus on step edges.
基于梯度的边缘检测算法，主要是针对阶跃形边缘的检测。
According to matching results, the matching recognition ratio of edge character images based on different edge detection methods is different.
从匹配的结果看来，基于不同边缘检测方法得到的边缘特征图像，匹配的识别率是不同的。
Because of the low resolution and few gray-level for B-ultrasonic images, we can hardly obtain satisfied result by the traditional edge detection methods.
由于B超图像的分辨率差、灰度级别少等特点，用传统的边缘检测方法难以得到满意的效果。
In industrial vision inspection, many edges of inspecting objects are. some kinds of roof edges, but current sub-pixel edge detection methods are only applied to step edges.
在视觉检测中，许多待检目标边缘都是屋脊型边缘，而现有亚像素边缘检测方法往往只研究阶跃边缘的检测，对屋脊边缘的研究较少。
Aiming at the shortcomings of traditional edge detection methods, considering the features of computer vision measurement, a practical contour extraction method is introduced.
针对传统边缘检测方法中存在的问题，结合计算机视觉测量技术的特点，提出了一种实用的轮廓提取方法。
Because the required scanning range is cut down to a large extent by use of edge detection methods, the efficiency of the minimum-discontinuity phase unwrapping algorithm is significantly improved.
由于利用边缘检测使增长环搜寻所需的扫描范围在很大程度上缩小，最小不连续相位展开算法的效率得到了很大提高。
Experiments indicate that the traditional methods of edge detection are not ideal because of the bigger noise of remote sense image.
由于遥感图像一般带有较大的噪声，通过实验表明，用传统的边缘检测方法效果不理想。
We discuss deeply the methods of edge detection and edge linkage for obtaining the target region of a signal point.
在获得信号点亮度区域的方法中，本文重点讨论了信号点边缘检测和边缘连接的方法。
Considering the characteristics of SLM microscopic images and color information of them, two wavelet transformation based methods in HSI color space and vector space for edge detection are proposed.
考虑SLM显微图像的特征和图像的彩色信息，在HSI彩色空间和向量空间的基础上，提出了两种基于小波变换的边缘检测算法。
In the system of license plate location, we used two modules block answer the image preprocessing and image of edge detection and intersected, programme and experiment were done for several methods.
在车牌定位系统中，我们用两个模块分别对图像预处理、图像的边缘检测和分割的若干方法进行编程实验。
By qualitative contrast between this two methods, explain wavelet transform edge detection algorithm detects the image that have edge distinct, fine, fight to chirp performance strong etc.
通过对这两种方法的定性对比，得出小波变换边缘检测算法检出的图像具有边缘清晰、细腻，抗噪性能强等特点。
However, the existing methods of edge detection are sensitive to the impulsive noise.
但是现有的一些边缘检测方法对噪声非常敏感。
At present, the methods of edge detection of erythrocyte are using traditional theory such as edge one-order or second-order orient differential coefficient and using simple methods to detect edge.
目前，红细胞边缘形态的检测一般都是利用传统的边缘检测方法，如边缘临近一阶或二阶方向导数法，利用简单的方法来检测边缘。
The image edge detection is the basis of image segmentation and image recognition. But the traditional methods of image edge detection are sensitive to noise.
图像边缘检测是图像分割、图像识别的基础，传统的边缘检测方法对噪声非常敏感。
Three methods of detecting submerged object based on Brillouin scattering, high resolution scanning F-P interferometer, edge detection technique and solid F-P etalon-ICCD camera, are introduced.
介绍三种基于布里渊散射的水下目标探测方法：F-P扫描干涉仪探测方法、边缘探测方法、F-P标准具-ICCD探测方法，并对这三种方法进行了分析和比较。
Secondly, for the image edge detection, methods including the gradient method, the sharp-processing method, and the Hough transformation were used, and the contour tracing was also conducted.
边缘检测处理部分采用了梯度处理法、锐化处理法、哈夫变换处理法，并对图像作轮廓跟踪处理。
Results Through comparing different methods of edge detection morphology edge detection seems to have better result.
结果各种边缘检测算子获得不同的结果，经对比讨论后，可见使用数学形态学方法的结果较好。
Common methods of image segmentation can be summarized as follow: methods based on boundary detection and edge linking, methods based on region, methods based on special theory.
常见的图像分割方法归纳为基于边界检测和边缘连接的方法、基于区域的分割方法和结合特定理论工具的分割方法三大类。
In image processing module, we design hardware circuits for median filtering and edge detection. The pipelined processing methods are used in circuit design to raise processing speed.
图像处理模块实现中值滤波和边缘检测两种算法，在这两种算法的硬件实现中采用了流水线处理技术，显著提高了处理速度。
If we combine edge detection with denoising, we can overcome the shortcoming of the commonly-used denoising methods and do denoising without blurring the edge notably.
该方法把去噪和边缘检测结合起来，在一定程度上解决了这种两难的问题。
This paper focuses on how to develop change detection methods based on the edge structure information and differential structure information.
本文重点研究了如何利用图像的边缘结构信息和微分结构信息进行变化检测。
The study of new methods of edge detection and image restoration is showed in this paper, which based on the model of Cellular Automata (ca) and Statistical Mechanics.
本文着力探索新的边缘检测与图像恢复方法，并基于元胞自动机(ca)模型和统计力学模型对图像边缘检测与图像恢复方法进行研究。
In this paper, one kind of segmentation methods of manmade object based on edge detection is introduced, which applies fractal, morphology and others comprehensively.
介绍了一种综合运用分形、形态学等方法，基于边沿的自然场景中人造目标的分割方法。
A much-needed collection of cutting-edge methods for the detection and discovery of new cancer markers, particularly molecular tumor markers.
一先锋地位方法的非常需要收集给察觉和新癌症记分员，分子瘤记分员的特别的发现。
Edge detection is one of the basic pre processing methods in digital image processing and computer vision. It is one of the most important algorithms making the processing going further.
边缘检测是数字图像处理中的基本预处理方法之一，由于利用检测出来的图像边缘可以对图像做进一步的处理，因此它是图像处理中的基础算法。
Advanced production equipment, improved detection methods, excellent management team and leading-edge technology, providing customers with high-quality products and services.
先进的生产设备，完备的检测手段，优秀的管理团队和领先的技术，为客户提供了高质量的产品和服务。
Advanced production equipment, improved detection methods, excellent management team and leading-edge technology, providing customers with high-quality products and services.
先进的生产设备，完备的检测手段，优秀的管理团队和领先的技术，为客户提供了高质量的产品和服务。
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