Measurement of Spatiotemporal Vitality and Sustainable Renewal Strategies for Old Urban Areas Based on Multi-Source Geospatial Data: A Case Study of Wuwei, China
Amid global urban transition from sprawling expansion to stock-oriented regeneration, exploring the spatiotemporal heterogeneity and mechanisms of urban spatial vitality in old urban areas is crucial for advancing sustainable urban renewal and enhancing human well-being. This study builds a built environment index syst...