3D GeoInfo & SDSC 2025
20th 3D GeoInfo Conference | 9th Smart Data and Smart Cities Conference
02 - 05 September 2025 | Kashiwa Campus, University of Tokyo, Japan
Conference Agenda
Overview and details of the sessions of this conference. Please select a date or location to show only sessions at that day or location. Please select a single session for detailed view (with abstracts and downloads if available).
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Session Overview |
| Date: Thursday, 04/Sept/2025 | ||
| 8:30am - 9:50am |
Session 7-a: 3DGeoInfo - 3D City Data and Applications Location: Media Hall / Kashiwa Library Chair: Chikako Kurokawa The Influence of 3D Motions on the Efficiency of Children’s Indoor Evacuations FlatCityBuf: a new cloud-optimised CityJSON format Evaluation of Input Sampling Methods for Deep-Learning-Based Semantic Segmentation of Large-Scale 3D Point Clouds A proposal to update and enhance the CityGML Energy Application Domain Extension |
Session 7-b: SDSC - IoT and Security Location: FS Hall / Environmental Studies, GSFS Chair: Takuya Oki Performing Classical and Post-Quantum Cryptography on IoT Data: An Evaluation A Prototype for evaluating Post-Quantum Cryptography on resource-constrained Hardware with real-world Smart City Sensor Data LoChain: A Decentralized and Privacy-Preserving Blockchain Protocol for Mobility Data Management Balancing Privacy and Utility: An Evaluation of Generative Models for Car Anonymization in Street Scene Images |
| 11:05am - 12:05pm |
Session 8-a: 3DGeoInfo - 3D Road Modeling Location: Media Hall / Kashiwa Library Chair: Balthasar Teuscher Improvement of three-dimensionalization method of roads and railroads in 3D Digital Japan Basic Map Automatic Transformation of Semantic 2D Lane Models into 3D CityGML Representations From point clouds to CityGML 3.0: An approach to multi-granular urban road modelling |
Session 8-b: SDSC - Smart City Location: FS Hall / Environmental Studies, GSFS Chair: Darshana Rawal A Data-driven Smart District Toward Net Zero Using Generative Design: A Use Case Of Nihonbashi, Tokyo Integrating Youth Well-being into Smart Urban Design - Insights from a Nationwide Survey to Inform Human-Centered City Planning- Activating Location-Based Storytelling in a City: Geofence Identification from Crowdsourced Mobile Sensing |
| 1:10pm - 2:15pm |
Poster Session: Poster Session Location: FS Hall / Environmental Studies, GSFS Chair: Lingfeng LIAO Can Urban Digital Twins Support the Realization of Sustainable Development Goal 11? Identifying Key Social and Technical Challenges Beyond Twinness and Twinning: Reflections on Urban Digital Twinnation from the Namur 3D Project Optimal transport with cost-free transformations for image co-registration On-sensor Stream Cipher Encryption for Protecting Smart City Sensor Data directly on Resource-Constrained IoT-Sensors Enhancing Urban Risk Resilience in Tokyo’s Nihonbashi through Urban Digital Twins and Data-Driven Planning A Machine Learning-Based Method for Automated Land Use Data Generation from Satellite Imagery Mechanisms contributing to road network growth in volunteered street view imagery data An Evaluation of IFC-CityGML Unidirectional Conversion for Road and Transportation Models A Perspective on the Standardization Process of 3D City Models in Japan: History of Geospatial Information Policy and Government Commitment to Standardization Incorporating 3D Building Data into National Spatial Data Infrastructure: Challenges and Insights from Slovenia GNSS/LiDAR-SLAM with Depth Image-based Scan Matching for Waterborne Mobile Mapping Fine-Tuning DeepForest for Forest Tree Detection in High-Resolution UAV Imagery Developing a Spatial-ID–Based Web API for Serving 3-D City-Model Attributes and Reviewing the Spatial ID Specification |
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| 3:10pm - 4:10pm |
Session 9-a: 3DGeoInfo - 3D Data Validation and Quality Location: Media Hall / Kashiwa Library Chair: Masafumi Nakagawa Storing quality validation results in CityGML with the QualityADE A Comprehensive Temporal Model for Geometric and Topological Data Management in 3D Space Evaluating the development of open 3D city models: a multidimensional assessment |
Session 9-b: SDSC - Energy Location: FS Hall / Environmental Studies, GSFS Chair: Jan Seedorf A Data-Driven Urban Digital Twin Approach for Evaluating Positive Energy District Potential Using OGC Standards in Stuttgart Lessons learnt from the integration of open data and semantic 3D city models for urban building energy modelling in the Netherlands Data-Driven Energy Simulations To Evaluate Positive Energy District Potential In Rotterdam |
| 4:30pm - 5:30pm |
Session 10-a: 3DGeoInfo - Urban Environment Modeling Location: Media Hall / Kashiwa Library Chair: Toshikazu SETO Introducing server-side support for 3DCityDB 5.0 to the 3DCityDB-Tools plug-in for QGIS Towards a domain specific graph query language for the geoscience - implementing a GeoGQL - Digital Urban Twins for heavy rain events - An open source QGIS plugin for machine learning classification of residential buildings using CityGML with additional datasets |
Session 10-b: 3DGeoInfo - Sustainability & Climate Analysis Location: FS Hall / Environmental Studies, GSFS Chair: Christian Willmes An OGC API–Based Framework for Scalable and Interoperable Urban Digital Twin Ecosystems: Insights from the OGC Urban Digital Twins Interoperability Pilot Partial Optimal Transport for Co-Registration of Partially-Overlapped Point Clouds A 3D Transfer Space-Based Data Model for Integrating Multimodal Transportation Networks in Smart Cities |