Research on the Measurement and Influencing Factors of Street Vigor in Historic District: A Case Study of Wenming Street Historic District in Kunming

Analyzing the distribution characteristics of the vitality of traditional streets and its influencing factors is of great significance to the sustainable development of historic streets. Taking the Wenming Street Historic District in Kunming City as an example, combining field research and online open-source data to construct a street vitality evaluation index system for historic districts, measuring the distribution characteristics of its street vitality, and analyzing the impact of built environmental indicators on street vitality through stepwise multiple linear regression. Studies have shown that: (1) The street vitality of Wenming Street Historic District presents a spatial distribution characteristic of high in the southeast and low in the northwest, and the distribution of vitality is obviously uneven; (2) accessibility and functional density are significantly positively correlated with street vitality, and street length is significantly negatively correlated. The order of influence is accessibility> functional density> street length. On this basis, the strategy of optimizing the vitality of the streets in the historic districts is proposed in order to provide a reference for the revitalization of the historic districts.