Table 2 Multisource data collection
Data Category | Data Content | Source | Collection Methods |
|---|---|---|---|
Structured data | Status quo geography | Obtained using Global Positioning System (GPS), geographic information system (GIS), photogrammetry, drone imagery, etc | Document collection and analysis Field exploration and measurement |
Unstructured data | Field literature | Academic websites, academic monographs, thematic databases, etc | Document collection and analysis Literature research questionnaire On-site interviews Behavioral observations |
Expert commentary | Academic forums, fund organizations, academic websites, academic lectures, etc | ||
Folk tale | Word of mouth of the original inhabitants, etc |