Page 144 - JCAU-7-2

Journal of Chinese
Architecture and Urbanism Urban features of PRD in online image

Figure 5. Scene diagram of three landscape types of central town images
Source: Photos by the authors (2024).

Figure 6. Spatial mapping of textual images associated with central towns in the Pearl River Delta based on the top three word frequencies
Source: Drawing by the authors.

transfers from core cities in the PRD and advancing the “plants,” “traditional town,” and “urban events.” Similarly,
transformation and upgrading of traditional industries. textual imagery types are summarized into seven categories
of towns: ecological development type, agro-industrial
4.2.3. Overlay analysis of image tags and textual development type, industrial development type, modern-
imagery style service type, rural culture and tourism type, history

Overlay analysis of the first tag types from image and culture and tourism type, and other types.
recognition and textual imagery types helps identify towns By establishing a GIS database and using an attribute
and cities that are highly recognized by the online public selection tool to evaluate image- and text-related features
and exhibit prominent features. Following classification simultaneously, the present study assesses central towns
and analysis, the first tag types for image recognition based on combinations of these prominent features
are categorized into four primary types: “architecture,” (Table 8).

Volume 7 Issue 2 (2025) 10 https://doi.org/10.36922/jcau.5733