多源数据支持下的城市滨水公共空间使用人群多样性影响因素

城市滨水公共空间是承载市民社会活动的重要开放空间，公共空间中多元的人群是激发城市活力的核心要素。采用手机信令数据获取人群的聚集密度和年龄多样性，以上海市黄浦滨江公共空间核心段为案例，分析基于多源数据的年龄多样性与滨水公共空间环境要素之间的相关性，识别显著影响使用人群多样性的滨水公共空间内部与外部特征，为城市公共空间的设计提供依据。研究表明：滨水区岸线开敞度、慢行体验、周边环境设施、居住人口密度以及交通可达性是影响黄浦滨江公共空间使用者人群多样性的主要因素。最后提出“优化滨水公共空间及其周边环境的互动关系”作为促进全龄友好、提升城市活力的有效策略。

Factors Influencing Users Diversity of Urban Waterfront Public Spaces Based on Multi-source Data

Urban waterfront public space is an important open space for public social activities, and diverse crowds in the public space are a core element to stimulate the vitality of cities. This research applies mobile phone signaling data to obtain the gathering density and age diversity of people of various age groups. Taking the core section of Huangpu waterfront public space in Shanghai as the case, this research investigates the correlation between the age diversity and environmental elements of waterfront public space based on multi-source data, and identifies the internal and external characteristics of the waterfront space that significantly affect the age diversity, providing a basis for the design of the urban public space. The research shows that the waterfront shoreline exposure, walking experience, surrounding environmental facilities, residential population density and traffic accessibility are the main factors affecting the diversity of users of Huangpu waterfront public space, and puts forward that optimizing the interaction between waterfront public space and its surrounding environment can serve as an effective way to promote all-age friendliness and enhance the vitality of the city.