collaborators

6 papers

cs.LG2026

MULTISEISMO: A Multimodal Seismic Dataset and Model for Cross-Modal Seismic Understanding

Sai Munikoti, Ian Stewart, Chengping Chai +4

The application of generalist multimodal models (GMMs) to specialized scientific domains remains limited due to the scarcity of comprehensive domain-specific datasets that integrat…

cs.AI2026

Back to the Barn with LLAMAs: Evolving Pretrained LLM Backbones in Finetuning Vision Language Models

Sameera Horawalavithana, Lauren Phillips, Ian Stewart +2

Vision-Language Models (VLMs) have rapidly advanced by leveraging powerful pre-trained Large Language Models (LLMs) as core reasoning backbones. As new and more capable LLMs emerge…

cs.LG2026

Directional Concentration Uncertainty: A representational approach to uncertainty quantification for generative models

Souradeep Chattopadhyay, Brendan Kennedy, Sai Munikoti +2

In the critical task of making generative models trustworthy and robust, methods for Uncertainty Quantification (UQ) have begun to show encouraging potential. However, many of thes…

cs.CL2026

Uncertainty Quantification for Named Entity Recognition via Full-Sequence and Subsequence Conformal Prediction

Matthew Singer, Srijan Sengupta, Karl Pazdernik

Named Entity Recognition (NER) serves as a foundational component in many natural language processing (NLP) pipelines. However, current NER models typically output a single predict…

cs.CL2025

Surprisingly Fragile: Assessing and Addressing Prompt Instability in Multimodal Foundation Models

Ian Stewart, Sameera Horawalavithana, Brendan Kennedy +2

Multimodal foundation models (MFMs) such as OFASys show the potential to unlock analysis of complex data such as images, videos, and audio data via text prompts alone. However, the…

cs.CL2025

Benchmarking LLMs for Environmental Review and Permitting

Rounak Meyur, Hung Phan, Koby Hayashi +12

The National Environment Policy Act (NEPA) stands as a foundational piece of environmental legislation in the United States, requiring federal agencies to consider the environmenta…