8 citations · 10 across the 3 of their papers we have counts for
3 papers
cs.SI2025
Potential Landscapes Reveal Spatiotemporal Structure in Urban Mobility: Hodge Decomposition and Principal Component Analysis of Tokyo Before and During COVID-19
Yunhan Du, Takaaki Aoki, Naoya Fujiwara
Understanding human mobility is vital to solving societal challenges, such as epidemic control and urban transportation optimization. Recent advancements in data collection now ena…
physics.soc-ph2024★ 2 cited
Geospatial analysis of toponyms in geotagged social media posts
Takayuki Hiraoka, Takashi Kirimura, Naoya Fujiwara
Place names, or toponyms, play an integral role in human representation and communication of geographic space. In particular, how people relate each toponym with particular locatio…
physics.soc-ph2022★ 8 cited
Identifying sinks and sources of human flows: A new approach to characterizing urban structures
Takaaki Aoki, Shota Fujishima, Naoya Fujiwara
Human flow data are rich behavioral data relevant to people's decision-making regarding where to live, work, go shopping, etc., and provide vital information for identifying city c…