Hi, my name is

Theo Bourdais

PhD Student in Computing and Mathematical Sciences

I am a PhD student at Caltech working with Houman Owhadi. I am also grateful to be supported by the Kortschak Scholar program.

I focus on Machine Learning for Scientific Discovery. In my research, I use

  • Gaussian Processes
  • Computer Vision, Natural Language Processing, and Reinforcement Learning
  • Applied Mathematics, such as Random Matrix Theory and Partial Differential Equations

Theo Bourdais

Latest News

05/12/2026

New preprint: ISOMORPH, a supply-chain digital twin for simulation and forecasting benchmarks.

11/25/2025

New preprint: Operator Learning at Machine Precision (CHONKNORIS).

08/11/2025

Gave a talk on Model Aggregation at Mathematical and Computational Foundations of Digital Twins (CIRM, Marseille).

05/29/2025

Patent application on co-discovering graphical structure and functional relationships within data published (US20250173388A1).

04/24/2025

Presented a poster on Model Aggregation at ICLR 2025.

02/01/2025

Our paper on Model Aggregation was accepted at ICLR 2025!

Experience

Research Associate - NASA Jet Propulsion Laboratory (JPL)
2024 - 2025
One-year appointment applying research on digital twins and structure discovery to aerospace applications.
Junior Data Engineer - Doc.ai (ShareCare)
2021 - 2022

Worked on several research projects in Computer Vision for Healthcare:

  • Study of AI-based symptoms tracking for Myasthenia Gravis (collaboration with UCB)
  • Automatic medication label reader development
Research Intern - INRIA
Summer 2020
Research internship on robust optimisation methods and algorithms.

Education

PhD in Computing and Mathematical Sciences - California Institute of Technology
2022 - Present
Advisor: Prof. Houman Owhadi. Supported by the Kortschak Scholars program. Research focus: machine learning for scientific discovery, Gaussian processes, and computational mathematics.
Master of Mathematics (Part III) - University of Cambridge
2020 - 2021
Specialized in statistics. Graduated with distinction (highest grade).
Master of Science (Engineering) - École Polytechnique
2017 - 2021
Specialized in applied mathematics and theoretical physics. Graduated top 10% of the cohort. Ranked 1st nationwide (France) in the competitive entrance examinations for École Polytechnique.