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Table 4
Weighting table for indicators of quality impact factors of assembled buildings.
| Target layer A | Guideline layer B | Weights | Indicator layer C | Weight |
|---|---|---|---|---|
| Evaluation index system of high-quality development of prefabricated building industry based on BIM technology A | Policy factors B1 | 0.0876 | Government support policy C11 | 0.2493 |
| Government supervision mechanism C12 | 0.2105 | |||
| BIM industry standard system C13 | 0.1848 | |||
| The perfection of laws and regulations C14 | 0.1332 | |||
| BIM Promotion Policy C15 | 0.2222 | |||
| Economic factors B2 | 0.1619 | Engineering profit margin C21 | 0.2185 | |
| The BIM cost is put into C22 | 0.2724 | |||
| ROI (Return on Investment) C23 | 0.3008 | |||
| Unilateral construction cost C24 | 0.2083 | |||
| Technical factors B3 | 0.3335 | Assembly rate C31 | 0.0589 | |
| BIM contract execution rate C32 | 0.1840 | |||
| The number of authorized BIM-related patents C33 | 0.0926 | |||
| Staff BIM training rate C34 | 0.1731 | |||
| Precast component qualified rate C35 | 0.2576 | |||
| Number of prefabricated component enterprises C36 | 0.1059 | |||
| BIM collaborative platform sharing level C37 | 0.1279 | |||
| Environmental factors B4 | 0.3143 | BIM design energy saving C41 | 0.6298 | |
| Green Building C42 | 0.2082 | |||
| Building materials and resources C43 | 0.1620 | |||
| Market factors B5 | 0.1027 | BIM market demand C51 | 0.1516 | |
| BIM market recognition C52 | 0.1284 | |||
| BIM industrial chain integrity C53 | 0.4011 | |||
| BIM technology popularity C54 | 0.3189 |
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