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Sam Griesemer

3 accepted papers

2026

PINFDiT: Energy-Based Physics-Informed Diffusion Transformers for General-purpose Time Series Tasks

ICLR 2026poster

Time series analysis underpins scientific advances. While specialized models have advanced various time series tasks, scientific domains face unique challenges: limited samples with complex physical dynamics, missing observations, multi-resolution sampling, and requirements for physical consistency.…

Cited by 0SourceScholar
2026

Physics-Aware Spatiotemporal Causal Graph Network for Forecasting with Limited Data

ICML 2026poster

Spatiotemporal models have drawn significant interest recently due to their widespread applicability across many domains. These models are often made more practically useful by incorporating beneficial inductive biases, such as laws or symmetries from domain-relevant physics equations. This "physics…

Cited by 0SourceScholar
2024

Active Sequential Posterior Estimation for Sample-Efficient Simulation-Based Inference

NeurIPS 2024poster

Computer simulations have long presented the exciting possibility of scientific insight into complex real-world processes. Despite the power of modern computing, however, it remains challenging to systematically perform inference under simulation models. This has led to the rise of simulation-based…