Research On The Vitality Analysis Of Historical Block Based On Big Data Technology

As the native gene and material carrier of the urban context,the historical block is an important business card to display the image of the city and the urban culture.In recent years,cities in various regions have ignored the true protection and improvement of historical blocks in the economic benefits-oriented urban development model,which led to the loss of vitality of historical neighborhoods.The existing research on the vitality of historical blocks is mainly focused on the public space of the historical blocks of large cities,including research on the factors of the vitality influencing of the neighborhood,the research of the vitality evaluation indicators of the neighborhood,and the research based on the activity of the vitality of the neighborhood.This article uses big data as the research method.Based on Baidu thermal map,POI data,image data and other multi-source data,explore the vitality research of historical blocks of county-level cities.On the basis of summing up related research at home and abroad,this article takes Yuyao Historical Block as empirical,combined with related disciplines such as planning,transportation science and environmental science,and landscape science to establish a historical district vitality analysis system.Research methods such as quantitative analysis method are combined with field research and observations,from vitality external characteristics-population aggregation;traffic organization-road network density,public transportation can be available;functional formats-functional aggregation,function mixed degree;Architecture and landscapes-building construction and greenness;scale and interface-space scale,interface enclosing degree,etc.To conduct data research on the vitality of Yuyao Historical Block.On this basis,summarize the connection between the vitality of the historical block and its material space,and identify the main problems of the existing vitality of the block.The main research conclusions are: the space-time characteristics of the cluster of the blocks,the vitality of the historical block is closely related to the daily life and rest time of the population in the block,and is greatly affected by rhythmic activity.Yuyao historical block activity on working days and rest days shows a higher degree of radioactiveness from the center to peripheral radioactive and the characteristics of the central agglomeration.Wide and more concentrated.Perfect transportation organizations,reasonable road networks,and excellent bus access to the vitality of the entire historical block have played an important role.The Yuyao Historical block should develop in the direction of "narrow roads,dense road networks" in the future.The functional format of composite can meet the interests of multiple subjects,especially the mixed levels of functions such as catering,business,leisure and entertainment,and public service facilities,which is more conducive to the improvement of the vitality of the block.Pay attention to the optimization and management of building quality in Yuyao historical block,the improvement of the quality and quantity of greening,and scientific management,which can improve the environmental quality of the block,which is conducive to the maintenance of the district texture and the vitality of the block.The space scale of the historical block and the degree of interface enclosure have a certain impact on the degree of aggregation of the neighborhood.The construction and optimization of the scale and interface should be based on users.According to theoretical research,data analysis,and main research conclusions,propose targeted historical district vitality improvement suggestions from the four aspects of traffic organization,functional format,building and landscape,scale and interface: Build a historical district with convenient transportation,diverse functional,environmentally friendly,and comfortable space,provides reference and basis for the vitality construction of Yuyao historical block.