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.
工程图纸中电气符号的自动识别是实现电气工程图纸矢量化的基础。
The automatic recognition of electro-symbol is the base of engineering drawing vectorization.
对于避免和减少误差，提高复杂工程图纸矢量化结果有一定的实际意义。
There are certain practical signification for avoiding, reducing vectorization errors and improving the vectorization quality of the complicated engineering drawings.
应用推荐