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Armand Kassaï Koupaï

4 accepted papers

2025

ENMA: Tokenwise Autoregression for Continuous Neural PDE Operators

NeurIPS 2025spotlight

Solving time-dependent parametric partial differential equations (PDEs) remains a fundamental challenge for neural solvers, particularly when generalizing across a wide range of physical parameters and dynamics. When data is uncertain or incomplete—as is often the case—a natural approach is to turn…

Cited by 0SourceScholar
2025

Zebra: In-Context Generative Pretraining for Solving Parametric PDEs

ICML 2025poster

Solving time-dependent parametric partial differential equations (PDEs) is challenging for data-driven methods, as these models must adapt to variations in parameters such as coefficients, forcing terms, and initial conditions. State-of-the-art neural surrogates perform adaptation through gradient-b…

Cited by 2SourcePDFScholar
2024

Boosting Generalization in Parametric PDE Neural Solvers through Adaptive Conditioning

NeurIPS 2024poster

Solving parametric partial differential equations (PDEs) presents significant challenges for data-driven methods due to the sensitivity of spatio-temporal dynamics to variations in PDE parameters. Machine learning approaches often struggle to capture this variability. To address this, data-driven ap…

2023

Operator Learning with Neural Fields: Tackling PDEs on General Geometries

NeurIPS 2023poster

Machine learning approaches for solving partial differential equations require learning mappings between function spaces. While convolutional or graph neural networks are constrained to discretized functions, neural operators present a promising milestone toward mapping functions directly. Despite i…