IFC File Content Compression Based on Reference Relationships

Xiaozhi DU^1,2, Yunxiao GU¹, , Nan Yang¹, Fengshuang Yang¹

¹ School of software engineering, Xi’an Jiaotong University, 710049 Xi’an, China.

² The State Key Laboratory of Rail Transit Engineering Information in China, 710049 Xi’an, China.

Tool:

The tool ACC4IFC can be downloaded here.

Fig. 1. A screen shot of BIM IFC Compressor.

* Note: The code generated in the study is available from the corresponding author by request.

Relevant Data:

Test cases:

Model1 Model2 Model3 Model4 Model5 Model6 Model7 Model8

* Note: The IFC file3(Model3) through file8(Model8) used during the study are originally from the reference http://thss.tsinghua.edu.cn/liuyushen/IFCCompressor/.

Acknowledgements:

This work was supported by the Chinese National Natural Science Foundation, the State Key Laboratory of Rail Transit Engineering Information in China and the Fundamental Research Funds for the Central Universities in China.

Contact:

Xiaozhi DU, Email address: xzdu@xjtu.edu.cn.

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IFC File Content Compression Based on Reference Relationships