Construction of 3D Design Model of Urban Public Space Based on ArcGIS Water System Terrain Visualization Data

Table 2

Public control variables of urban three-dimensional public space.

Control variable	Assignment criteria	Weight index	Research method
Preset function	The functional mechanism of action is embodied as a dialogue mechanism	1.1	Observations and interviews
Functional diversity	Can accommodate a variety of other functions	0.6	Data query and interview
Space form	Large-scale space with multiple subspaces	1.3	Questionnaire
Night lighting	Multiple lighting fixtures present and all covered	1.4	Observations and interviews
Vertical position of the base	Near ground area or surface layer	0.7	Observations and interviews
Physical environment	Several different microclimates, extensive overhangs, and trees	1.4	Data query and interview
Design elements that hinder the use of space	No space barriers	0.8	Observations and interviews
Governing body	Government agencies lead operations for public use	0.7	Data query and interview
Target beneficiaries	The beneficiaries are the majority	0.6	Questionnaire
Perception of publicity	Very public	1.3	Observations and interviews