传统的圆弧识别多是基于线段逼近。
Recent algorithms of recognizing arcs are mainly about approximation with lines.
圆弧识别是工程图纸矢量化研究中的重点和难点。
Recognition for arcs is an important and difficult problem in the study on vectorization of scanned image of engineering drawings.
在工程图纸扫描图象识别研究中，圆弧识别是识别算法中的重点和难点。
In study on recognition of scanned image of engineering drawings, the recognition for circular arcs is an important and difficult problem.
介绍了激光蚀刻、书写设备中的图形输入方法，着重讨论了图像预处理、直线段识别和圆弧识别的数学方法。
The method for the graphic input in a laser-induced thermal etching system and writing device is described.
重点讨论了椭圆弧和样条曲线、样条曲线和样条曲线之间的模糊识别。
Have discussed the fuzzy discernment among oval arc and spline curve, spline curve and spline curve especially.
对此细胞边缘运用圆弧算法实现显微图像的细胞识别和定量分析。
So the cell identification and quantitative analysis for the micro image is realized by performing circular arc algorithm to the cell edge.
研究了用圆弧曲率估算截面数据离散曲率的方法和特征点提取方法，提出了基于曲线拟合的截面特征识别方法。
Other preprocessing methods such as discrete curvature estimation and feature point extraction are also studied, and a section-feature recognition algorithm, based on curve fitting, is proposed.
本文提出一种基于单义域邻接图的圆弧及圆识别算法，可以直接提取圆弧。
This paper presents an algorithm for recognizing arcs and circles using Primitive Regions Adjacent Graph.
圆弧和圆是工程图形中的重要图元，已有多种识别算法，可分为两种：逼近法和直接法。
The scanning input and recognition of engineering drawings is a key step in CAD, and is to reuse lots of engineering drawings.
圆弧和圆是工程图形中的重要图元，已有多种识别算法，可分为两种：逼近法和直接法。
The scanning input and recognition of engineering drawings is a key step in CAD, and is to reuse lots of engineering drawings.
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