网络凝聚子群视角下乡村建设空间重构策略研究——以湖北省当阳市为例

Research on Rural Construction Spatial Reconfiguration Strategies from the Perspective of Network Cohesive Subgroups: A Case Study of Dangyang City, Hubei Province

  • 摘要: 当前我国乡村地区人口外流现象普遍,部分乡村地区衰退已成事实。近年来,住房和城乡建设部在全国范围内开展了乡村建设评价工作,目的在于探寻我国乡村建设的问题和短板,旨在更好地指导乡村空间布局优化。本研究聚焦乡村空间重构策略与方法,以湖北省当阳市156个行政村为研究对象,运用MCR最小累积阻力模型、电路理论和网络分析方法构建当阳市乡村空间的网络模型,分别从廊道、核心村和子群3个维度解析网络特征。研究结果表明:1)当阳市乡村空间网络核心廊道呈“Y”字形沿沮漳河分布,平原地区廊道联系紧密,西部山区的廊道联系较弱;2)高平均度值村落沿沮漳河形成三大高密度分布组团,高中介中心性值村落呈“C”字形分布;3)基于社区发现算法共划分5个子群且呈集聚分布特性。基于此提出“子群+核心村”的空间重构策略,为当阳市乡村空间布局优化提供科学依据,助力乡村振兴。

     

    Abstract: Currently, population outflow in rural areas of China is a widespread phenomenon, and the decline of some villages has become a reality. To address this issue, the Ministry of Housing and Urban-Rural Development has initiated a nationwide construction evaluation aimed at identifying the problems and shortcomings in rural construction. This effort seeks to better guide the optimization of rural spatial layouts and improve the quality of rural living environments. This study focuses on the spatial restructuring of rural construction, taking 156 administrative villages in Dangyang City, Hubei Province as the research subjects. It comprehensively employs the Minimum Cumulative Resistance (MCR) model, circuit theory, and network analysis methods to construct a rural construction network model, analyzing it from the dimensions of development corridors, core village identification, and subgroup structures. The research findings reveal that: 1) The core corridors of rural construction in Dangyang City are distributed in a 'Y' shape along the Juzhang River, with weak connections in the western mountainous areas; 2) Villages with high average degrees form three major clusters along the Juzhang River, and villages with high betweenness centrality surround the core village areas; 3) Based on network analysis, five subgroups are identified, showing clustering characteristics in their subgroup structures. Based on the analysis, the study categorizes village functions and constructs core corridors, proposing a spatial restructuring strategy of 'subgroups + core villages'. This provides a scientific basis for optimizing the spatial layout of Dangyang City's rural areas and contributes to rural revitalization.

     

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