Walking in the Shade: Shadow-oriented Navigation for Pedestrians

Yu Feng, Puzhen Zhang, Jiaying Xue, Zhaiyu Chen, Liqiu Meng

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Excessive exposure to the sun and the resulting heat poses health risks to pedestrians in hot weather. To mitigate these risks, we propose a shadow-oriented navigation system that offers cooler and more convenient walking routes by simulating shadows. Our system integrates a manually corrected pedestrian network from OpenStreetMap with LoD2 3D city models, using a ray tracing module for real-time shadow simulation. It optimizes routes to be either cooler or shorter based on user preferences, with easy verification through 3D scene visualization. Our navigation system has been implemented in a study area in Munich, Germany, with further discussions on the technical feasibility and challenges of extending it to larger areas.

Original languageEnglish
Title of host publication32nd ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, ACM SIGSPATIAL 2024
EditorsMario A. Nascimento, Li Xiong, Andreas Zufle, Yao-Yi Chiang, Ahmed Eldawy, Peer Kroger
PublisherAssociation for Computing Machinery, Inc
Pages677-680
Number of pages4
ISBN (Electronic)9798400711077
DOIs
StatePublished - 22 Nov 2024
Event32nd ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, ACM SIGSPATIAL 2024 - Atlanta, United States
Duration: 29 Oct 20241 Nov 2024

Publication series

Name32nd ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, ACM SIGSPATIAL 2024

Conference

Conference32nd ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, ACM SIGSPATIAL 2024
Country/TerritoryUnited States
CityAtlanta
Period29/10/241/11/24

Keywords

  • 3D city model
  • Comfort-oriented navigation
  • Pedestrian navigation
  • Shadow simulation

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