Using improved sub-pixel edge detecting algorithm based on the expectation of first-order derivatives, we can fast and precisely detect the edge position.
应用改进后的基于一阶微分期望值的亚像素边缘检测算法，可以快速、精确地检测到边缘的位置。
Based on different properties of the coefficient modulus of the signal in different scale wavelet transform, conjunction the best estimate of gradient algorithm an edge detecting method is proposed.
基于信号在不同尺度下小波变换系数模不同的变化特征，结合最优梯度估计算法提出了一种边缘检测方法。
In a word, the method of this paper is an efficient edge detection algorithm for detecting edges from noised image.
总之，该算法能有效地从噪声图像中检测出边缘。
So the paper definitely has some reference value not only for the image inspecting ways of slide wear but also for the design and realization of edge detecting and location algorithm.
本文对滑板磨耗图像检测的方法以及边缘检测及定位算法的设计和实现都具有一定的参考价值。
Firstly, a new surface detecting and tracing algorithm is proposed in this dissertation based the connectivity characteristics of the edge surface.
首先，本文基于连续边缘曲面的连通特性，提出了一个三维图像中阶梯型边缘曲面的检测与追踪算法。
The image processing algorithm of slide abrasion detection is designed in this paper. It includes image preprocessing, edge detecting and linking, contact wire and slide edge location and etc.
本文设计了滑板磨耗图像检测算法，主要包括图像预处理，边缘检测和连接，导线及滑板边缘定位等。
The experiment results demonstrate that the proposed algorithm enhances the precision of edge detection and satisfies the requirement of vision detecting in SMC ( surface mounting machine) mounting.
通过实验比较，认为该方法提高了边缘提取的精度，满足了贴片机视觉检测的要求。
Firstly, a novel edge curve detecting and tracing algorithm is proposed in this dissertation based the connectivity characteristics of the edge curve in 2D images.
首先，本文基于连续边缘曲线的连通特性，提出了一个二维图像中阶梯型边缘曲线的检测与追踪算法。
Presents a fast SUSAN corner detecting algorithm, the fact that SUSAN edge and corner enhancement uses no image derivatives;
提出一种快速SUSAN角点检测算法，该算法具有不需要计算像素点梯度等优点；
Presents a fast SUSAN corner detecting algorithm, the fact that SUSAN edge and corner enhancement uses no image derivatives;
提出一种快速SUSAN角点检测算法，该算法具有不需要计算像素点梯度等优点；
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