Study On Evaluation Of Street Space Based On Multi-source Date Quality

Following the rapid development of China’s industrialization and urbanization construction,cities have many such as: low quality of urban space,lack of space vitality,lack of public space,urban street road and other urban problems,resulting in the decline of urban space quality,lack of urban vitality frequently appear.Today’s urban planning in China has tended to fine stage,urban construction has changed from the original open to today’s precision optimization,the center of urban planning to urban space quality construction,the focus from "material construction" to "human feelings to create." Urban street space as a space for crowd activities,all kinds of behavior organizations of outdoor occasions,but also to show the city look,shape the high vitality quality of the city’s primary place.As mentioned above,this paper will study the object established as the quality of street space,according to changchun City People’s Square area of the street space quality field research.To obtain urban street space data and Baidu map API data,to establish a research system for the evaluation of street space quality in Changchun City,through the two categories of material space formation of urban street space quality and human space perception,the evaluation system of street space quality in Changchun People’s Square area is constructed,which includes 5 evaluation indexes of street space carrying capacity,attraction of street space,travel safety,environmental comfort and social interaction.Through the AHP hierarchical analysis method,18 micro-level factors were given corresponding weight,and on the basis of the evaluation of the quality of the street space,the weight of the street space quality index was corrected by artificial perception evaluation,so as to excavate the suitability index that affected the street space quality of the people’s square area of Changchun City,and to interpret the advantages and disadvantages of the street quality of the area in general.Finally,from Changchun City to the general street space quality evaluation model.