Rebuilding a city center in outskirt of Tokyo, with street network analysis

Junko Kunihiro delivered a lecture at a study trip program of National University of Singapore, Urban planning Division. hclab. analyzed site location property and relationship with existing stores for each vacant stores in city center of Ome. Based on the result of these analysis,  Ome city center management team used them as a reference to determine the priority of effective measures for rebuilding city center.  She introduced utilization of network analysis as an example for town management process. Students, majored in urban planning, took strong interests in method of street network analysis, the reason for malfunctioning real-estate market system of local city to come into existence.  There were vigorous questioning […]

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What if we can relocate convenience stores in accordance with fairness.

Convenience stores in Japan become more and more important not only in a normal time but also in a time of disaster. Therefore, locating convenience stores in accordance with fairness becomes very important to enhance safety of a region. In this article, we try to relocate convenience stores in Ueno, Tokyo as a trial experiment. There are 215 convenience stores in Ueno. Usually, we draw voronoi diagrams when estimating “sphere” of certain facility (convenience store), but note that we have to consider not “Euclidean distance” but “Network distance”. When we focus on one sphere and calculate min-sum point of this sphere, the location of convenience store is not correspond to […]

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