Table 4 Validation with external datasets.

From: Building schematic of Vienna in the late 1920s

Validation category

Validation criteria

External source of information

Data completeness

Geographical coverage

see Fig. 2

Number of buildings

8

Data plausibility

Data field “UD.1920s”: Range of urban district numbers.

8

Data field “CC.2010s”: Spelling of cadastral community numbers.

11

Data field “STR.2010s”: Name spelling of street, alleys and squares.

9,12

Data field “STR.1920s”: Name spelling of street, alleys and squares.

10

Data field “FLOORS.1920s”: Plausibilization of floor numbers.

6,11,19

Data field “BN.1920s”: Plausibilization of building number.

16,18

Data field “POS.1920s”: Plausibilization of building positions.

16,18

Data interpretation

Data field “AREA.1920s”: Definition of the spatial reference unit.

15

Data field “FLOORS.1920s”: Definition of the accounting scheme.

6,19