Adaptive
 Design Lab

Publications

2026
Aydin, E.E., Chen, Z., Ortner, F.P., Tay, J.Z., Li, K., Chua, R.
Universal Thermal Climate Index (UTCI)-adjusted pedestrian accessibility: Urban design exploration for climate-resilience in tropical climates
Sustainable Cities and Society, 107335
Link
2025
Ortner, F.P., Chen, Z., Aydin, E.E., Song, P.
Generative urban modelling for walkable neighbourhoods: design optimization for pedestrian-oriented street networks
Journal of Urban Design, 1–20
DOI
Ortner, F.P., Tai, L.S., Chua, R., Koh, M.
The Net Zero Industrial Park Framework: Guidance on Planning, Emissions Accounting and Mitigation for Low Carbon and Net Zero Industrial Parks
World Scientific Publications, Singapore. With Centre for Liveable Cities, Singapore MTI, Enterprise Singapore, and SIPCOT (open access book)
DOI
Govindarajan, P., Ortner, F.P.
What density for net-zero energy? Performance driven urban and energy master planning for high-rise residential precincts in tropical climates
Journal of Building Performance Simulation, 1–19
DOI
Govindarajan, P., Ortner, F.P., Han, J.M.
Surrogate modeling: hourly energy performance prediction for residential precincts in tropical cities using synthetic data
Energy and Buildings, 347:116366
DOI
Tay, J., Wortmann, T., Ortner, F.P.
Performance-informed urban design: training a generalized surrogate model for predicting building energy demand across residential morphologies in Singapore
Journal of Building Performance Simulation, 1–15
DOI
Aydin, E.E., Ortner, F.P., Govindarajan, P., Tay, J., Chen, Z.
Urban Data Analytics for Urban Heat Island Mitigation: A Case Study of Urban Design Exploration for Singapore's Tropical Climate
Case Studies in the Environment, 9:2484299
DOI
Mlote, D., Yalcinkaya, S., Ortner, F.P.
Assessing Renovation-Avoided Carbon Emissions: A Comparative Life Cycle Assessment and the Influence of LOD on a Building Use Conversion Project
Smart and Sustainable Built Environment (SASBE) 2025, Lille, France
Ortner, F.P., Yalcinkaya, S., Han, C., Perrault, S., Kwan, W.L., Govindarajan, P.
Sustainable Social Building Assistant (SSOBA): Transforming Energy Use via Digital Twins, Environmental Sensing and Occupant Behaviour Change
CAAD Futures 2025 — Catalytic Interfaces, Vol. II, pp. 673–687. University of Hong Kong
DOI
Mlote, D.S., Cheah, L., Ortner, F.P.
Frameworks for Assessment of Flexibility and Adaptability of New Buildings: Opportunities, Gaps and Limitations
Proceedings of SASBE 2024. Springer Nature, Singapore, pp. 905–914
DOI
2024
Aydin, E.E., Ortner, F.P., Chen, Z.
Climate-Responsive Urban Planning Through Generative Models: Sensitivity Analysis of Urban Planning and Design Parameters for Urban Heat Island in Singapore's Residential Settlements
Sustainable Cities and Society, 114:105779
DOI
Tay, J., Ortner, F.P., Wortmann, T., Aydin, E.E.
Computational Optimisation of Urban Design Models: A Systematic Literature Review
Urban Science, 8(3):93
DOI
Chen, Z., Song, P., Ortner, F.P.
Hierarchical Co-generation of Parcels and Streets in Urban Modeling
Computer Graphics Forum, 43:e15053
DOI
Zeng, X., Ortner, F.P., Tuncer, B.
Use of Natural Language Processing to understand users' perspective on the Art Places/Places of Interest in Global Cities Singapore and Hong Kong
Journal of Smart Cities and Society, 3:83–98
DOI
Govindarajan, P., Ortner, F.P.
What Density for Net Zero Energy? A Simulation-based Multi-objective Optimization of High-rise Residential Precincts in a Tropical Climate
IBPSA USA SimBuild 2024
Link
Govindarajan, P., Ortner, F.P., Aydin, E.E.
What Density for Net Zero Energy? A trade-off between energy use, renewables, and indoor thermal comfort for high-rise residential precincts in tropical climates
eCAADe 2024
Link
2023
Ortner, F.P., Tay, J.Z.
Exploring a circular economy solution space: A comparative study to develop automated optimisation workflows supported by machine learning for circular design problems
International Journal of Architectural Computing
DOI
Ortner, F.P., Yenardi, A.C., Tay, J.Z.
Urban Design Optimizer: A Comparative User Interface Study for a Web-Embedded Tool
Annual Modeling and Simulation Conference (ANNSIM), Hamilton, ON, pp. 616–627
Link
Ortner, F.P., Chen, Z., Song, P., et al.
Urban Fabric Generation: A comparative analysis of multiple vector field methods
eCAADe 2023, TU Graz
DOI
Tay, J., Ortner, F.P., Song, P., et al.
Design Space Recommendation: Assisting Users to Manage Complexity in Urban Design Optimisation
INTERCONNECTIONS: Co-computing Beyond Boundaries. Springer Nature, pp. 333–344
Link
Bachtiar, N., Ortner, F.P.
A Multiplayer Game for Participatory Planning
CAADRIA 2023, Ahmedabad, pp. 421–430
Link
2022
Ortner, F.P., Tay, J.Z.
Resilient by design: informing pandemic-safe building redesign with computational models of resident congestion
International Journal of Architectural Computing
DOI
Ortner, F.P., Tay, J.Z., Wortmann, T.
Computational optimization for circular economy product design
Journal of Cleaner Production, 362:132340
DOI
Ortner, F.P., Tay, J.Z.
Optimizing Design Circularity: Managing Complexity in Design for Circular Economy Through Single and Multi-Objective Optimisation
POST-CARBON: CAADRIA 2022, Sydney, pp. 191–200
DOI
2021
Ortner, F.P., Chua, C., Zheng, K.
The Worker Refuge: Pandemic Resilient Design for Migrant Worker Housing in Singapore
Seoul Biennale of Architecture and Urbanism 2021 Databook
Ortner, F.P., Tay, J.Z.
Pandemic resilient housing — modelling dormitory congestion for the reduction of COVID-19 spread
PROJECTIONS: CAADRIA 2021, Vol. 2, pp. 589–598
DOI
Zheng, K., Ortner, P., Lim, Y.W., et al.
Ventilation in worker dormitories and its impact on the spread of respiratory droplets
Sustainable Cities and Society, 75:103327
DOI
Ortner, F.P.
Housing: Next
Inform/Reform vol. 2. ASD Press + Asiapac Publishers, Singapore (book)
Ortner, F.P., et al.
A City in the Water: Climate Adaptive Housing and Urban Design
ASD Press, Singapore. Sponsored by Singapore Housing and Development Board (book)
2020
Ortner, F.P.
Micro-infrastructures: Architecture in Data-driven Amsterdam
Contour Journal, (6)
Ortner, F.P., Huang, J.
Modeling UAM Scenarios for Urban Design
RE: Anthropocene — CAADRIA 2020
2019
Ortner, F.P.
Design-driven Data: Tactics for Designers in the Data-driven City
CAAD Futures 2019, Daejeon, pp. 206–222
Ortner, F.P.
Architecture in the Data-driven City
Doctoral thesis, EPFL
2017
Ortner, F.P.
Metric as Mediator: Data-driven negotiation over Heathrow's Noise Landscape
in Christiaanse, K., The Noise Landscape: A Spatial Exploration of Airports and Cities. nai010 publishers, Rotterdam
Boucsein, B., Ortner, F.P., Jehle, J.
London-Heathrow Portrait
in Christiaanse, K., The Noise Landscape: A Spatial Exploration of Airports and Cities. nai010 publishers, Rotterdam
2016
Ortner, F.P.
La typologie: contrepoint à la vision big data de la ville
Geopoint 16, Lausanne
2013
Huang, J., Patt, T., Ortner, F.P.
Artificial Morphogenesis: The Guangzhou Tower Delta Studio
Landscape Architecture Futures, 1(5):138–149