The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Publications Copernicus
Search conference papers

Volume L-4/W2-2026, 2026 | ISPRS TC IV (WG IV/9)
21st International 3D GeoInfo Conference

28–29 September 2026, Sofia, Bulgaria
Editor(s): Dessislava Petrova-Antonova, Mila Koeva, and Sisi Zlatanova
Volumes
Volumes

Volume L-4/W2-2026, 2026 | ISPRS TC IV (WG IV/9)
21st International 3D GeoInfo Conference

28–29 September 2026, Sofia, Bulgaria
Editor(s): Dessislava Petrova-Antonova, Mila Koeva, and Sisi Zlatanova
Author index | Keyword index
28 Sep 2026
Further Development of the CityGML Energy Application Domain Extension 3.0
Giorgio Agugiaro and Rushikesh Padsala
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 1–8, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-1-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-1-2026, 2026
28 Sep 2026
Comparison of AI-driven 3D Reconstruction Methods for Cultural Heritage Modeling
Alper Tunga Akın, Bura Adem Atasoy, Fatih Terzi, and Ziya Usta
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 9–15, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-9-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-9-2026, 2026
28 Sep 2026
Visualization of Cultural Heritage Models with Semantic Region-Level Narratives Using glTF Metadata Extensions
Bura Adem Atasoy, Alper Tunga Akın, Fatih Terzi, and Ziya Usta
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 17–24, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-17-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-17-2026, 2026
28 Sep 2026
Using AI to assign building archetypes to individual buildings for enhanced resolution and accuracy in urban digital twin applications
Matthias Betz, Robert Otto, and Bastian Schröter
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 25–31, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-25-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-25-2026, 2026
28 Sep 2026
Integrating Ontologies and Object Compositional Hierarchies for Dynamic Semantic Segmentation of Point Clouds
Matteo Codiglione, Samuele Facenda, and Fabio Remondino
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 33–40, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-33-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-33-2026, 2026
28 Sep 2026
Towards a Digital Twin construction system based on a data-centred approach for construction progress monitoring: Preliminary Results
Jose Ángel Costas, Luiz A. Cardoso, Patricia González-Cabaleiro, Muataz S. A. Albadri, Aiara Brea, Elisavet Tsiranidou, and Lucía Díaz-Vilariño
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 41–46, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-41-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-41-2026, 2026
28 Sep 2026
Microscale Walkability Assessment in Historic Cities: Preliminary Results of a Framework Centred on Pedestrian Experience
Jie Deng, Daniele Treccani, and Andrea Adami
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 47–53, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-47-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-47-2026, 2026
28 Sep 2026
From Information Silos to Integrated Ecosystems: A GIS–BIM Data-Driven Framework for the Pietrafitta Innovation Hub
Marco Filippucci, Fabio Bianconi, Simona Ceccaroni, Filippo Cornacchini, and Matilde Cozzali
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 55–62, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-55-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-55-2026, 2026
28 Sep 2026
Omni2LOD3: Extracting Façade Geometry and Semantic Features from Omnidirectional Imagery and Drone Photogrammetry
Demi Julianna L. Gentiles, Khalil C. Torneros, Jarence David D. Casisirano, and Alexis Richard C. Claridades
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 63–70, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-63-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-63-2026, 2026
28 Sep 2026
A Method for Topologically Consistent Polygon-to-Point Smooth Transitions in Vario-Scale Modelling
Amin Gholami, Pawel Boguslawski, and Martijn Meijers
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 71–78, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-71-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-71-2026, 2026
28 Sep 2026
Evaluating Urban Data Models for Parking Regulation Compliance: A Requirement-Driven Approach
Ihab Hijazi, Hongyu Chu, Andreas Donaubauer, Christof Beil, and Thomas H. Kolbe
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 79–86, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-79-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-79-2026, 2026
28 Sep 2026
Towards AI-Generated 3D City Models: Bridging Research and Practice
Lilli Kaufhold and Martin Kada
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 87–94, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-87-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-87-2026, 2026
28 Sep 2026
Improving the usability and discoverability of CityJSON Extensions
Hugo Ledoux
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 95–101, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-95-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-95-2026, 2026
28 Sep 2026
Ontology-Driven Agents Skills for Selection of Building Datasets with various specifications
Ting-Yi Lee and Jung-Hong Hong
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 103–110, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-103-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-103-2026, 2026
28 Sep 2026
A 3D terrain-aware Framework for Rain Gauge Network Optimization
Jun Li and Jörg Blankenbach
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 111–118, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-111-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-111-2026, 2026
28 Sep 2026
Towards Smart Airports: Use of Segmentation and Classification Algorithms to Map Airdromes Features using High-Spatial Resolution LiDAR and Photogrammetry
Aluizio Brito Maia, Ezequiel Silva Rocha, Elton Vicente Escobar Silva, Rômulo Marques-Carvalho, Cláudia Maria de Almeida, Eduardo Moraes Arraut, and Evandro José da Silva
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 119–124, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-119-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-119-2026, 2026
28 Sep 2026
Fine-Registration between Point Clouds and Aerial Images using Monocular Geometry
Qipeng Mei, Dimitri Bulatov, and Dorota Iwaszczuk
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 125–132, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-125-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-125-2026, 2026
28 Sep 2026
Building an analysis-ready geospatial dataset for Convolutional Neural Networks-based rural property valuation using LiDAR 3D point clouds
Yuri Moreira, José-Paulo de Almeida, and Alberto Cardoso
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 133–138, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-133-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-133-2026, 2026
28 Sep 2026
AI-Based Framework for Urban Climate Downscaling: A Case Study of Sofia
Koki Nakamura, Lidia Lazarova Vitanova, Quang-Van Doan, and Dessislava Petrova-Antonova
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 139–146, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-139-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-139-2026, 2026
28 Sep 2026
Data-Centric Solutions – A Case Study for Road Data Based on Knowledge Graphs
Per-Ola Olsson, Johan Wahlberg, Justin Hellsten, Felix Hansson, Lars Wikström, Matthew Calvert, Peter Axelsson, and Lars Harrie
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 147–153, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-147-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-147-2026, 2026
28 Sep 2026
Why Has LOD3 Not Scaled? From Reconstruction Algorithms to the Generation of 3D City Models
Mehmet Akif Ortak, Burak Bek, and Jörg Rainer Noennig
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 155–162, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-155-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-155-2026, 2026
28 Sep 2026
Semantic Surface Integration in CityJSON-Based Urban Digital Twins: A Rooftop Photovoltaic Potential Use Case
Yassine Oudadda, Imane Jeddoub, Mazarine Roquet, Rafika Hajji, Pierre Dewallef, and Roland Billen
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 163–170, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-163-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-163-2026, 2026
28 Sep 2026
BIM-Based Simulation for Safety Management in Railway Infrastructure Construction
Alessandro Pisciotta, Laura Inzerillo, Marinella Giunta, Mario Binetti, Salvatore D'Alfonso, Vineesh Vijayan, Roberta Lo Bosco, Konstantinos Mantalovas, and Gaetano Di Mino
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 171–178, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-171-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-171-2026, 2026
28 Sep 2026
Beyond Accuracy: A Computational–Robustness Comparison of Point Cloud Registration Algorithms
Ezequiel Silva Rocha, Aluizio Brito Maia, Cláudia Maria de Almeida, Paulo Roberto da Silva Ruiz, Matheus Ferreira da Silva, Rahuan Miguel da Silva, Antonio Maria Garcia Tommaselli, and Eduardo Moraes Arraut
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 179–184, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-179-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-179-2026, 2026
28 Sep 2026
Bio-inspired Cutaway Visualization for Voxel-based Urban Digital Twins
Olga Shkedova, Udo Feuerhake, Stefan Fuest, and Monika Sester
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 185–192, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-185-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-185-2026, 2026
28 Sep 2026
Building Municipal Digital Twin Readiness: From UAV Base Mapping to Operational 3D Geoportal Infrastructure
Deni Suwardhi, Ilham Gumeraruloh Arianto, Agus Ambarwari, Ratri Widyastuti, Arnadi Murtiyoso, Rizqi Abdulharis, Andri Hernandi, Sella Lestari Nurmaulia, Alfita Puspa Handayani, Nabila Sofia Eryan Putri, Asep Yusup Saptari, Irwan Meilano, and Reza Darmakusuma
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 193–200, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-193-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-193-2026, 2026
28 Sep 2026
Towards CSG-Based Urban Modelling through Structured Geospatial Data Integration: Preliminary Results
Elisavet Tsiranidou, Muataz S. A. Albadri, Aiara Brea-Portals, Antonio Fernández, and Lucía Díaz-Vilariño
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 201–208, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-201-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-201-2026, 2026
28 Sep 2026
From CityGML to I3S: An Empirical Evaluation of Open-Source Conversion Workflows for Interoperable 3D City Models
Chukwuma Ugwu and Zhihang Yao
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 209–214, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-209-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-209-2026, 2026
28 Sep 2026
Web-Based Streaming and Rendering Performance Comparison: CityJSONSeq, FlatCityBuf, and OGC 3D Tiles 1.1
Ziya Usta and Alper Tunga Akın
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 215–220, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-215-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-215-2026, 2026
28 Sep 2026
Procedural Modelling and Generative AI for Augmented Contextual 3D Visualisation of Planned Urban Change
Sven Uythoven, Wissam Wahbeh, Théo Reibel, Stephan Nebiker, and Alexander Erath
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 221–228, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-221-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-221-2026, 2026
28 Sep 2026
Evaluating Smartphone LiDAR for Road Infrastructure Mapping: Harmonisation of iPhone LiDAR Data with National Airborne LiDAR Datasets
Daan H. van der Heide, Tessa Eikelboom, and Jantien E. Stoter
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 229–236, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-229-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-229-2026, 2026
28 Sep 2026
3D Documentation and Risk Assessment of Sicilian Fortified Heritage: Integrated Low-Cost UAV Imagery and Videogrammetric Protocols
Antonella Versaci and Alessio Cardaci
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 237–244, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-237-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-237-2026, 2026
28 Sep 2026
Evaluating High-Resolution Geospatial Data for Urban Microclimate Simulations: A Comparative Study Using Official Local and Open Global Datasets in Sofia
Lidia Lazarova Vitanova, Kunihiko Fujiwara, Ryota Karube, Evgeny Shirinyan, Yasuhiko Azegami, Quang-Van Doan, Hiroyuki Kusaka, Dessislava Petrova-Antonova, and Sylvia Ilieva
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 245–252, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-245-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-245-2026, 2026
28 Sep 2026
Extending 3DCityDB with Oracle AI Database Support and LLM-Based Natural Language Interfaces
Zhihang Yao, Karin Patenge, Huiling Gong, Claus Nagel, and Thomas H. Kolbe
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 253–259, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-253-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-253-2026, 2026
28 Sep 2026
A Well-Being-Centric Walkable Tourism Platform Using AI Agent
Anna Yokokubo, Yusuke Sasaki, Takeo Hamada, Yoshio Ishiguro, Lidia Vitanova, Denis Dimitrov, Dessislava Petrova-Antonova, Sylvia Ilieva, and Noboru Koshizuka
Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., L-4/W2-2026, 261–268, https://doi.org/10.5194/isprs-archives-L-4-W2-2026-261-2026,https://doi.org/10.5194/isprs-archives-L-4-W2-2026-261-2026, 2026
CC BY 4.0