Realizing complex engineering drawings data extraction based on minimum well-defined sets
Bo Li · Jisuanji gongcheng yu sheji · 2012
Engineering drawings data extraction with simple and universal semantic definition is one of key technologies in engineering drawings data management.Minimum well-defined sets that describes engineering data is provided,after analyzing the data structure of complex engineering drawings with degree-of-freedom theory.A optimized form recognition technology based on line-structured and text-structured is provided,the accuracy and integrity of engineering drawings data extraction is improved.A intelligent data extraction solution,that can handle complex engineering drawings data extraction,is provided based on the minimum well-defined sets.A data extraction module programed with Teigha is realized.