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Ruijia Niu

3 accepted papers

2026

Zephyrus: An Agentic Framework for Weather Science

ICLR 2026poster

Foundation models for weather science are pre-trained on vast amounts of structured numerical data and outperform traditional weather forecasting systems. However, these models lack language-based reasoning capabilities, limiting their utility in interactive scientific workflows. Large language mode…

Cited by 0SourcecodeScholar
2024

Multi-Fidelity Residual Neural Processes for Scalable Surrogate Modeling

ICML 2024poster

Multi-fidelity surrogate modeling aims to learn an accurate surrogate at the highest fidelity level by combining data from multiple sources. Traditional methods relying on Gaussian processes can hardly scale to high-dimensional data. Deep learning approaches utilize neural network based encoders and…

2023

Disentangled Multi-Fidelity Deep Bayesian Active Learning

ICML 2023poster

To balance quality and cost, various domain areas of science and engineering run simulations at multiple levels of sophistication. Multi-fidelity active learning aims to learn a direct mapping from input parameters to simulation outputs at the highest fidelity by actively acquiring data from multipl…