Figure image edge detection is very important basis in image -division, identify object zone, pick-up zone shape.
数字图像的边缘检测是图像分割、目标区域识别、区域形状提取等图像分析领域中十分重要的基础。
To accurately pick up the edge of subminiature accessory image, and build a well base for precise measure detection.
准确地提取微型零件的边缘，为图像的精密尺寸检测奠定基础。
The last, the paper achieves the noise disposal of the iris image and the interior edge pick-up of the iris image.
最后，在虹膜识别装置上进行虹膜图像的噪声处理和虹膜图像的内边缘提取工作。
However, based on this definition, it is very difficult to pick-up edge from the noise disturbance.
但是，在这个结论基础上，很难在噪音的扰乱下选中这种边缘。
The digital image processing such as edge detection and boundary tracing to pick up the first break time is discussed in this paper, which based on the specialty of first break time.
根据初至波特点，基于数字图像处理技术，提出了应用边缘检测和边缘追踪技术进行初至波自动拾取的方法。该方法的实现过程为：①对地震记录做单道归一化处理；
For that reason, the paper presented a new method of automatic first breaks pick-up based on the technique of image edge detection.
为此，本文提出了一种新的基于图像边缘检测技术的初至波自动拾取方法。
Both the noise and the edge belong to high frequency signal, it's hard to pick up with frequency band.
噪声和边缘一样都属于高频信号，很难用频带来做取舍。
First, do median filter to image in order to wipe off noise, then make use of Gauss-Laplace operator to pick up edge. The result showed the kind of edge detecting method has good performance.
首先对图像进行中值滤波去除噪声，然后用高斯—拉普拉斯算子提取边缘，这种边缘检测方法的效果很好。
In order to get an ideal lane marks' edge in a road image, this paper USES a method which is based on maximum two-dimension entropy to pick-up lane mark edges.
为了得到比较理想的道路图像中车道标识的边缘，文中采用了基于二维直方图熵最大化的车道标识边缘提取方法。
Several times he got it to the edge, but when he tried to pick it up with his chopsticks, it rolled back toward the center of the plate again.
好几次他把豆子弄到了盘子边，可用筷子夹时，豆子骨碌一下又滚回盘子中央。
My tears slide on the edge of the lost feeling, who can pick up me the broken heart, give me the tender feelings?
我的眼泪滑落在失感的边缘，谁能拾起我那破碎的心，给我温柔的情怀？
If the edge is pinked and finished with a row of machine stitching, pick up the machine stitch.
若边用花齿剪处理过并留有一行机缝线迹，那么挑起机…
If the edge is pinked and finished with a row of machine stitching, pick up the machine stitch.
若边用花齿剪处理过并留有一行机缝线迹，那么挑起机…
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