Scanned engineering drawings are self- organizationally recognized based on Primitive Region Adjacency Graph (PRAG).

本文提出基于单义域邻接图的扫描工程图样自组织智能识别。

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Abstract: It is a important issue how to separate text from scanned image of engineering drawings.

摘要：工程图纸扫描图象的图文分割是一个重要问题。

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Recognition for arcs is an important and difficult problem in the study on vectorization of scanned image of engineering drawings.

圆弧识别是工程图纸矢量化研究中的重点和难点。

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