4 papers
From Street View to Visual Network: Mapping the Visibility of Urban Landmarks with Vision-Language Models
Zicheng Fan, Kunihiko Fujiwara, Pengyuan Liu +2
Visibility analysis in urban planning has traditionally relied on line-of-sight (LoS) simulations, which capture geometric occlusion. However, these approaches depend on accurate 3…
VoxCity: A Seamless Framework for Open Geospatial Data Integration, Grid-Based Semantic 3D City Model Generation, and Urban Environment Simulation
Kunihiko Fujiwara, Ryuta Tsurumi, Tomoki Kiyono +6
Three-dimensional urban environment simulation is a powerful tool for informed urban planning. However, the intensive manual effort required to prepare input 3D city models has hin…
Bi-directional Mapping of Morphology Metrics and 3D City Blocks for Enhanced Characterization and Generation of Urban Form
Chenyi Cai, Biao Li, Qiyan Zhang +3
Urban morphology, examining city spatial configurations, links urban design to sustainability. Morphology metrics play a fundamental role in performance-driven computational urban…
Can a Large Language Model Assess Urban Design Quality? Evaluating Walkability Metrics Across Expertise Levels
Chenyi Cai, Kosuke Kuriyama, Youlong Gu +2
Urban street environments are vital to supporting human activity in public spaces. The emergence of big data, such as street view images (SVIs) combined with multimodal large langu…