Conference Agenda

Enriched semantic 3D point clouds: An alternative to 3D City models for Digital Twin for Cities?

IMANE JEDDOUB*¹, ZOUHAIR BALLOUCH*^1,2, RAFIKA HAJJI², ROLAND BILLEN¹

1: University of Liège, Belgium; 2: College of Geomatic Sciences and Surveying Engineering, Hassan II Institute of Agronomy and Veterinary Medicine, Rabat 10101, Morocco

Unsupervised Roofline Extraction from True Orthophotos for LoD2 Building Model Reconstruction

Weixiao Gao¹, Ravi Peters², Jantien Stoter¹

1: Dept. Urbanism, Delft University of Technology, The Netherlands; 2: 3DGI, Zoetermeer, The Netherlands

Enhancing Realism in Urban Simulations: A Mapping Framework for the German National Standard XPlanung and CityGML

Hamza Zahid¹, Ihab Hijazi^1,2, Andreas Donaubauer¹, Thomas H. Kolbe¹

1: Technical University of Munich, Germany; 2: An-Najah National University, Nablus, Palestine

An Alternative Raw Data Acquisition Approach for Reconstruction of LOD3 Models

Florian Frank¹, Ludwig Hoegner², Peter Buckel³, Kris Dalm⁴

1: Institute for Continuing Education, Knowledge and Technology Transfer, Germany; 2: Hochschule München University of Applied Sciences, Germany; 3: Baden-Wuerttemberg Cooperative State University (DHBW), Germany; 4: Ostbayerische Technische Hochschule Amberg-Weiden, University of Applied Sciences, Germany

Identification and Interpretation of Change Patterns in Semantic 3D City Models

Son H. Nguyen, Thomas H. Kolbe

Technical University of Munich, Germany

OGC Data Exchange Toolkit: Interoperable and Reusable 3D data at the end of the OGC Rainbow

Francesca Noardo, Rob Atkinson, Ingo Simonis, Alejandro Villar, Piotr Zaborowski

Open Geospatial Consortium

cjdb: a simple, fast, and lean database solution for the CityGML data model

Leon Powałka¹, Chris Poon¹, Yitong Xia¹, Siebren Meines¹, Lan Yan¹, Yuduan Cai¹, Gina Stavropoulou¹, Balázs Dukai², Hugo Ledoux¹

1: Delft University of Technology, the Netherlands; 2: 3DGI, the Netherlands

Introducing the 3DCityDB-Tools plug-in for QGIS

Giorgio Agugiaro¹, Konstantinos Pantelios², Camilo León-Sánchez¹, Zhihang Yao³, Claus Nagel³

1: Delft University of Technology, Netherlands, The; 2: Noria; 3: virtualcitysystems GmbH

Challenges and Steps Toward Implementing 3D Cadastral Database - Physical Data Model of LADM

Javad Shahidinejad¹, Mohsen Kalantari², Abbas Rajabifard¹

1: The Centre for Spatial Data Infrastructures and Land Administration, Department of Infrastructure Engineering, The University of Melbourne, Parkville, Victoria, Australia; 2: School of Civil and Environmental Engineering, UNSW, Sydney, Australia

Optim3D: Efficient and scalable generation of large-scale 3D building models

Anass Yarroudh, Abderrazzaq Kharroubi, Roland Billen

UR SPHERES, Geomatics Unit, University of Liège

Reconstructing façade details using MLS point clouds and Bag-of-Words approach

Thomas Fröch¹, Olaf Wysocki¹, Ludwig Hoegner^1,2, Uwe Stilla¹

1: Technical University Munich, Germany; 2: University of Applied Sciences Munich, Germany

Generating 3D Roof Models from ALS Point Clouds using Roof Line Topologies

Gefei Kong, Hongchao Fan

Norwegian University of Science and Technology, Norway

MLS2LoD3: Refining low LoDs building models with MLS point clouds to reconstruct semantic LoD3 building models

Olaf Wysocki¹, Ludwig Hoegner^1,2, Uwe Stilla¹

1: Photogrammetry and Remote Sensing, TUM School of Engineering and Design, Technical University of Munich, Germany; 2: Department of Geoinformatics, University of Applied Science (HM), Munich, Germany

Semantic segmentation of buildings using multisource ALS data

Agata Walicka¹, Norbert Pfeifer²

1: Wrocław University of Environmental and Life Sciences, Institute of Geodesy and Geoinformatics, 50-375 Wrocław, Poland,; 2: Department of Geodesy and Geoinformation, Technische Universität Wien, 1040 Vienna, Austria,

Classifying point clouds at the facade-level using geometric features and deep learning networks

Yue Tan¹, Olaf Wysocki¹, Uwe Stilla¹, Ludwig Hoegner^1,2

1: Technical University of Munich, Germany; 2: Hochschule München University of Applied Sciences, Germany

Dynamic Digital Twins: Challenges, Perspectives and Practical Implementation from a City's Perspective

Rico Richter¹, Frank Knospe², Matthias Trapp³, Jürgen Döllner³

1: University of Potsdam, Digital Engineering Faculty, Germany; 2: Amt für Geoinformation, Vermessung und Kataster Essen, Germany; 3: University of Potsdam, Digital Engineering Faculty, Hasso Plattner Institute, Germany

Humans as Sensors in Urban Digital Twins

Binyu Lei¹, Yunlei Su², Filip Biljecki^1,3

1: Department of Architecture, National University of Singapore, Singapore; 2: Department of Geography, National University of Singapore, Singapore; 3: Department of Real Estate, National University of Singapore, Singapore

Visualisation Requirements for Integrated 3D City Models and Sensor Data in Urban Digital Twins

Joseph Mureithi Gitahi, Thomas H Kolbe

Technische Universität München, Germany

Investigation of CityGML 3.0 for modelling temporal aspects in underground land administration

Bahram Saeidian¹, Abbas Rajabifard¹, Behnam Atazadeh¹, Mohsen Kalantari²

1: University of Melbourne, Australia; 2: University of New South Wales, Australia

Integrating dynamic data with 3D city models via CityJSON extension

Khawla Boumhidi¹, Gilles-Antoine Nys², Rafika Hajji¹

1: Hassan II Institute of Agronomy and Veterinary Medicine; 2: Liege University