collaborators

7 papers

cs.LG2026

PAPA: Online Personalized Active Preference Alignment

Anindya Sarkar, Nasik Muhammad Nafi, Isaac Lyngaas +2

Diffusion models are highly effective at modeling complex data distributions, including images and text. However, in applications like personalized recommender systems, the objecti…

cs.LG2026

Global Attention with Linear Complexity for Exascale Generative Data Assimilation in Earth System Prediction

Xiao Wang, Zezhong Zhang, Isaac Lyngaas +10

Accurate weather and climate prediction relies on data assimilation (DA), which estimates the Earth system state by integrating observations with models. While exascale computing h…

cond-mat.mtrl-sci2026

Exascale Multi-Task Graph Foundation Models for Imbalanced, Multi-Fidelity Atomistic Data

Massimiliano Lupo Pasini, Jong Youl Choi, Kshitij Mehta +8

We present an exascale workflow for materials discovery using atomistic graph foundation models built on HydraGNN. We jointly train on 16 open first-principles datasets (544+ milli…

cs.LG2025

ORBIT-2: Scaling Exascale Vision Foundation Models for Weather and Climate Downscaling

Xiao Wang, Jong-Youl Choi, Takuya Kurihaya +15

Sparse observations and coarse-resolution climate models limit effective regional decision-making, underscoring the need for robust downscaling. However, existing AI methods strugg…

cs.LG2025

Distributed Cross-Channel Hierarchical Aggregation for Foundation Models

Aristeidis Tsaris, Isaac Lyngaas, John Lagregren +6

Vision-based scientific foundation models hold significant promise for advancing scientific discovery and innovation. This potential stems from their ability to aggregate images fr…

cs.DC2025

Paradigm Shift in Infrastructure Inspection Technology: Leveraging High-performance Imaging and Advanced AI Analytics to Inspect Road Infrastructure

Du Wu, Enzhi Zhang, Isaac Lyngaas +14

Effective road infrastructure management is crucial for modern society. Traditional manual inspection techniques remain constrained by cost, efficiency, and scalability, while came…