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- Through morphological operation, contour trace and region fill, the whole mangosteen target was obtained. 然后通过形态学运算、轮廓跟踪、区域填充提取出整个山竹目标；
- An error compensation control method which can improve contour tracing accuracy of aspherical surface ultraprecise machine is introduced. 介绍了一种可提高非球曲面超精密加工机床的轮廓跟踪精度的误差补偿控制方法。
- On the base of contour tracing, we effectively wipe off a great deal of flower pattern unrelated with KIMONO image segmentation, and get a real edge of KIMONO. 在结合边界跟踪技术的基础上,有效地去除了和服中大量的与和服分割无关的花瓣图案,得到了和服的有效边缘。
- In order to improve the accuracy of the contour coordinates, a moment matching contour tracing algorithm is introduced, which achieves the sub-pixel accuracy. 为了进一步提高轮廓追踪的精度，利用矩匹配方法进行二次追踪，使得轮廓坐标精度达到亚像素级。
- Polygonal approximation is first applied to the discrete points collected from image segmentation and contour tracing, and the points that are almost collinear with others are deleted as a result. 首先采用多边形逼近将图像分割和轮廓跟踪所获得的目标组织轮廓线上几乎共线的部分离散数据点去除；
- In order to extract the internal and external surface point clouds of the turbine blade with high accuracy, a contour tracing method based on the 3D-ICT images of the turbine blade is proposed. 摘要为了高精度提取涡轮叶片内外形面点云数据，提出了基于叶片3D-ICT图像的轮廓追踪方法。
- This algorithm is based on the gradi(?)nt mask which is derived from piecewise fitting method using quadratic function and contour tracing method according to the human vision characteristics. 统计识别和模糊识别方法相结合,根据焊缝缺陷的形状特征,对各种焊缝缺陷进行识别分类。
- The smooth contour of the sculpture is wonderful. 雕塑物平滑的轮廓线简直太美了。
- The techniques to deal with the fake closed contours, isolated points, contour segments during contour tracing and refinement are analyzed. 对轮廓追踪与细化过程中出现的干扰环、孤立点、轮廓片断的处理进行了分析；
- I can't trace that letter you sent me. 我找不到你寄给我的那封信。
- He spoke without a trace of emotion. 他说话时毫不动感情。
- The contour of that mountain looks like a dragon. 那座大山的轮廓看上去像一条龙。
- Did the police find any trace of the murderer? 警方找到凶手的行踪了吗？
- They failed to find any trace of the runaways. 他们未能找到逃跑者的任何踪迹。
- There was barely a trace of salt in the soup. 汤里简直一点盐也没有放。
- The post office tried to trace the lost letter. 邮局设法查出那封丢失的信。
- The kids are learning to trace the letter. 孩子们学描字母。
- He always spoke with a trace of sarcasm. 他说话总带着一丝讽刺。
- The powerhouse was trace out accurately later on a large scale map. 后来发电站被精确地描画在大比例地图上。
- A faint or fleeting indication; a trace. 模糊的暗示模糊的或一闪即逝的暗示; 迹象
