南京市传统村落空间分布特征及主要影响因子研究

Study on Spatial Distribution Characteristics and Main Influencing Factors of Traditional Villages in Nanjing

  • 摘要: 传统村落作为城市历史记忆的重要组成部分,是民族的宝贵文化遗产,也是不可复制的旅游和文化资源。南京市作为国家首批历史文化名城,拥有“山水城林”于一体的自然山水格局,本文试图应用ArcGIS及空间回归模型作为主要研究方法,探索在历史文化名城复杂多样的自然、人文环境下,传统村落的空间分布特征及其影响因素。首先利用核密度、最小邻近距离法分析得出在市域空间层面62个传统村落点呈现集聚性分布;其次选取高程、坡向、水系、交通和历史古遗址5个因素,分别探讨与传统村落点分布的空间耦合特征;最后利用普通最小二乘法建立空间回归模型(OLS)将各个影响因子对村落分布驱动力因素进行量化。经分析得出:南京市传统村落的分布与高程、历史古遗址的空间特性呈显著正相关,其中与历史古遗址的正相关系数最高达0.24,与道路、水系呈现显著负相关,与坡向呈现一般正相关关系。

     

    Abstract: As an important part of the city's historical memory, traditional villages are not only invaluable cultural heritage of the nation, but also irreplaceable tourism and cultural resources. Nanjing, as one of the first batch of historical and cultural cities in China, boasts a natural landscape pattern integrating 'mountains, rivers, cities, and forests'. This paper attempts to use ArcGIS and spatial regression models as the primary research methods to explore the spatial distribution characteristics and influencing factors of traditional villages within the complex and diverse natural and cultural environment of this historical and cultural city. Firstly, the kernel density and nearest neighbor analysis methods are utilized to analyze the aggregated distribution of 62 traditional villages' location at the urban spatial level. Secondly, five factors, which are elevation, slope direction, water system, transportation, and historical relics, are selected to discuss their spatial coupling characteristics with the distribution of traditional villages. Finally, a spatial regression model (OLS) is established using the ordinary least squares method to quantify the driving factors of village distribution based on each influencing factor. The analysis reveales that the distribution of traditional villages in Nanjing is significantly positively correlated with elevation and the spatial characteristics of historical relics, among which the positive correlation coefficient with historical relics is as high as 0.24. Additionally, there is a significant negative correlation with roads and water systems, and a general positive correlation with slope direction.

     

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