Table 5 Indicator system of external influencing factors

From: Study on space diversity and influencing factors of Tunpu settlement in central Guizhou Province of China

Influencing factors category

Indicators

Data source

Natural environment

Altitude (Alt), Forest Coverage (FC), Distance from Urban Areas (DUA), Hydrographic Net (HN)

Remote sensing images and vectorized topographic maps

Social economy

Total Population (TP), Permanent Resident Population (PRP), Main Traffic (MT), Per Capita Cultivated Land (PCCL), Per capita average income (PCAI)

The archives of traditional villages in Guizhou Province and the statistical data of relevant departments

Policies factors

Government protect time (GPT), Infrastructure Investment (II), Investment in traditional landscape maintenance (ITLM)

policy documents and materials from the official websites of the Ministry of Housing and Urban–Rural Development of the People's Republic of China and the Guizhou Provincial Department of Housing and Urban–Rural Development

Cultural factors

Number of religious types (NRT), Number of folk culture (NFC), Number of educational facilities (NEF)

The field investigation