In this paper, a general method for meta-graph recognition is proposed based on curve fitting and separation of line and smooth curve.

本文针对图纸矢量化中的图元识别技术，提出了系统的基于线弧分离和拟合识别方法。

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The main functions of the CBSCAD system include: 1. drawing enough graph elements: line, rectangular, arc, ellipse, curve and text and so on;

CBSCAD系统主要功能有：1．相对完善的图形元素：直线、矩形、圆弧、椭圆、自由曲线及文本等的交互绘制。

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Such rates of Greenland ice loss were barely larger than the margin of error in their readings, making it difficult to discern any difference between a supposed loss curve on a graph from a straight line.

FORBES: Man The Lifeboats! Global Warming Has Oceans Rising At Alarming Rate! (Or Maybe not)