Open Access

Research on the evaluation of historical building values based on historic building mapping

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Dec 26, 2022

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Fig. 1

Research technology roadmap.
Research technology roadmap.

Fig. 2

Content of descriptive files.
Content of descriptive files.

Fig. 3

Descriptive profile of Xiyue Lane.
Descriptive profile of Xiyue Lane.

Fig. 4

Index system of historical building value evaluation factors.
Index system of historical building value evaluation factors.

Fig. 5

List of the first category of historic buildings.
List of the first category of historic buildings.

Iteration history table_

Iteration history
Iteration Clustering centre changes
1 2 3 4
1 2.717 4.113 0 3.117
2 0.904 0.619 0 0
3 0 0 0 0
Environmental conditions B4 24.075 22.313 19.125 20.313
Degree of threat to the building B5 24.075 22.313 19.125 20.313
Archival needs B6 20.3 19.25 19.625 17.594
Mapping needs B7 5.15 4.15 3.375 2.938
Sum 133.925 115.5875 106.125 96.84375

Final clustering centre_

Final clustering center
Clusters
1 2 3 4
Historical value B1 32.05 25.838 19.875 21.781
Artistic value B2 12.475 9.325 7.875 5.469
Scientific value B3 15.8 12.4 17.125 8.438
Environmental conditions B4 24.075 22.313 19.125 20.313
Degree of threat to the building B5 24.075 22.313 19.125 20.313
Archival needs B6 20.3 19.25 19.625 17.594
Mapping needs B7 5.15 4.15 3.375 2.938
Sum 133.925 115.5875 106.125 96.84375
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