Understanding the Driving Factors for Urban Human Settlement Vitality at Street Level: A Case Study of Dalian, China

Vitality can effectively test the quality of regional space, put forward concept urban human settlement vitality, and explore development status vitality which is great significance in promoting high-quality settlements. By constructing an evaluation index system comprehensively using projection pursuit models, spatial correlation analysis, measurement pattern influencing factors settlements four districts Dalian were studied. The results are as follows: (1) differentiation characteristics remarkable. Overall, it gradually decreased from city center to administrative boundary. (2) dependence among regions relatively strong, with a more obvious “Matthew effect”. Among them, hot spots mainly distributed southeast Dalian, showing concentrated distribution trend, while cold northern fringe area homogeneity characteristics. (3) Topography, ecological environment, social economy, commercial development, structure, form, scale, etc. have different impacts on