“…Usually, tourism development research is based on the characteristics of tourists [25,26], different places of residence [27,28], and tourism experience [29,30] or using spatial-visual angle [31,32] to explore the effectiveness of tourism development. However, the current development of island tourism has gradually begun to show defects, tourism attractiveness has declined, the tourism environment has gradually deteriorated, and the tourism space has been gradually reduced [33,34]. Moreover, under different spatial backgrounds, public facilities planning, economic development scale and consumption levels will have different degrees of development.…”