基于空间数据的北京二环内夜间街道活力与影响因素分析

ANALYSIS ON NIGHT VITALITY OF STREETS AND ITS IMPACT FACTORS WITHIN THE 2^(ND)-RING ROAD OF BEIJING BASED ON SPATIAL DATA

活力是评价城市空间品质的重要指标,不同时段的活力受到不同因素的影响。本文聚焦于街道这一重要城市公共空间,选择夜间这一特殊时段,结合实地调研与量化评价的方法,对北京二环内夜间街道活力及其影响因素进行量化评价与相关性探究。研究发现夜间街道活力受到街道形态与街道功能的显著影响,而街道可达性对其影响并不显著,并基于以上研究结果提出了相应的规划设计建议。

Vitality is the important indicator to evaluating the quality of urban space. The factors impacting the vitality are different in various periods of one day. Focusing on streets, the significant urban public space, this paper chooses nights, the special period, and combines the field research and quantitative evaluation to conduct a quantitative evaluation and correlation study of the night vitality of streets and its impact factors within the 2nd-Ring Road of Beijing. The research indicates that the street forms and functions affect its night vitality significantly, while the accessibility has no obvious influence. Based on the results of the research, the paper puts forward the corresponding suggestions on the planning and design.