该文对二值图像轮廓线的提取，提出了一种简捷的算法。
A simplified method was put forward on a binary image contour line extraction.
该文针对复杂背景的彩色图像，提出并实现了一种图像封闭轮廓线提取的方法。
This paper has deep ly researched image segmentation. Aiming at the color image with complicated background, a novel method of close contour line extraction is presented.
然后根据特征点的几何定义，利用轮廓线的位置、曲率等信息自动提取特征点。
Characteristic points can be extracted by considering the geometry definition, the position and curvature of each point on the contours.
作为人脸识别的一个重要内容，人脸轮廓线的提取是许多其它艺术影像处理的基础。
As the important content of face recognition, the extraction of face contour line is a hotspot and a nodus.
根据特征点的几何定义，利用轮廓线的位置信息、曲率等属性来提取特征点。
Lastly, the characteristic points can be extracted by the geometry definition of them and the position and curvature of each point on the contours.
本文提出了一种直接提取眼图轮廓线的新方法来快速估计高速串行链路中的数据相关性抖动。
To estimate data dependent jitter(DDJ)in high speed serial links, a new method is proposed for extracting contour of eye diagram directly.
在人脸任意位置下，利用PCA自动确定人脸纵方向，采用网格配准方法提取对称面和对称轮廓线；
The vertical direction of face is determined by the PCA at the random pose. Based on surface registration, the symmetrical surface and symmetrical profile are extracted.
例如均值、中值、滤波过程，数学形态学运算中的开启、闭合，以及图像的轮廓线、骨架线的提取技术等。
They are average value filtering, medium value filtering, math morphologic operations including unlock operation and close operation and how to extracting image's contour line, skeleton, and so on.
根据旋转轴和轮廓线，提取碎片的几何特征；
We extract the geometry features according to the rotational axis and the profile.
主动轮廓线模型引入高层知识，在处理局部间断的边缘时，具有优于传统轮廓提取方法的提取效果。
With the introduction of high level information, Snake model has more satisfactory effects than what gained by the traditional method when dealing with disconnected edges in the image.
建筑轮廓线提取与规则化是LIDAR数据处理和建筑三维建模的重要步骤和技术难点。
The building boundary extraction and normalization are the key approach for LIDAR data processing and building 3D modeling.
实验结果表明，初始轮廓线的设置应避免跨越能量极小值，此时可以得到比较好的提取效果。
The experimentation proves that the position of the initial edge should avoid acrossing the fields between the minimum of the energy, so that a better effect of edge-detection can be given.
在得到人体实体切片序列图像中大脑器官的边缘轮廓线的基础上，提取图像中的标尺，利用图像中提供的标尺计算像素和实物的比例关系；
On the base of distilling edges from images of human slices, by calibrating the gauge, the ratio relationship between the pixels of the gauge and the real section areas were obtained.
本文以凉亭为扫描对象，对扫描得到的数据进行模型重建，并利用半自动提取出的特征线与轮廓线，完成该建筑各图件的绘制。
This dissertation selected a pavilion, reconstructed its model with scanning data, and completed to draw the maps using the feature lines and contour obtained with semiautomatic extraction.
其中算法部分包括提取激光线模块、计算轮廓线模块、取中心颜色线模块；
Among them algorithm partly includes to be drawn laser thread module, calculation contour module and takes the center color thread module;
首先结合几何约束与曲率信息定位特征点，根据特征点确定人脸对称面，提取人脸侧面轮廓线。
Then the symmetrical plane of 3D face is determined based on the feature points, and the profile is determined by the obtained symmetrical plane.
首先结合几何约束与曲率信息定位特征点，根据特征点确定人脸对称面，提取人脸侧面轮廓线。
Then the symmetrical plane of 3D face is determined based on the feature points, and the profile is determined by the obtained symmetrical plane.
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