Uncertainty-Aware Adaptation of Large Language Models for Protein-Protein Interaction Analysis

Fuente: arXiv
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Autori principali: Jantre, Sanket, Wang, Tianle, Park, Gilchan, Chopra, Kriti, Jeon, Nicholas, Qian, Xiaoning, Urban, Nathan M., Yoon, Byung-Jun
Natura: Preprint
Pubblicazione: 2025
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author Jantre, Sanket
Wang, Tianle
Park, Gilchan
Chopra, Kriti
Jeon, Nicholas
Qian, Xiaoning
Urban, Nathan M.
Yoon, Byung-Jun
author_facet Jantre, Sanket
Wang, Tianle
Park, Gilchan
Chopra, Kriti
Jeon, Nicholas
Qian, Xiaoning
Urban, Nathan M.
Yoon, Byung-Jun
contents Identification of protein-protein interactions (PPIs) helps derive cellular mechanistic understanding, particularly in the context of complex conditions such as neurodegenerative disorders, metabolic syndromes, and cancer. Large Language Models (LLMs) have demonstrated remarkable potential in predicting protein structures and interactions via automated mining of vast biomedical literature; yet their inherent uncertainty remains a key challenge for deriving reproducible findings, critical for biomedical applications. In this study, we present an uncertainty-aware adaptation of LLMs for PPI analysis, leveraging fine-tuned LLaMA-3 and BioMedGPT models. To enhance prediction reliability, we integrate LoRA ensembles and Bayesian LoRA models for uncertainty quantification (UQ), ensuring confidence-calibrated insights into protein behavior. Our approach achieves competitive performance in PPI identification across diverse disease contexts while addressing model uncertainty, thereby enhancing trustworthiness and reproducibility in computational biology. These findings underscore the potential of uncertainty-aware LLM adaptation for advancing precision medicine and biomedical research.
format Preprint
id arxiv_https___arxiv_org_abs_2502_06173
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Uncertainty-Aware Adaptation of Large Language Models for Protein-Protein Interaction Analysis
Jantre, Sanket
Wang, Tianle
Park, Gilchan
Chopra, Kriti
Jeon, Nicholas
Qian, Xiaoning
Urban, Nathan M.
Yoon, Byung-Jun
Machine Learning
Artificial Intelligence
Computation and Language
Applications
Identification of protein-protein interactions (PPIs) helps derive cellular mechanistic understanding, particularly in the context of complex conditions such as neurodegenerative disorders, metabolic syndromes, and cancer. Large Language Models (LLMs) have demonstrated remarkable potential in predicting protein structures and interactions via automated mining of vast biomedical literature; yet their inherent uncertainty remains a key challenge for deriving reproducible findings, critical for biomedical applications. In this study, we present an uncertainty-aware adaptation of LLMs for PPI analysis, leveraging fine-tuned LLaMA-3 and BioMedGPT models. To enhance prediction reliability, we integrate LoRA ensembles and Bayesian LoRA models for uncertainty quantification (UQ), ensuring confidence-calibrated insights into protein behavior. Our approach achieves competitive performance in PPI identification across diverse disease contexts while addressing model uncertainty, thereby enhancing trustworthiness and reproducibility in computational biology. These findings underscore the potential of uncertainty-aware LLM adaptation for advancing precision medicine and biomedical research.
title Uncertainty-Aware Adaptation of Large Language Models for Protein-Protein Interaction Analysis
topic Machine Learning
Artificial Intelligence
Computation and Language
Applications
url https://arxiv.org/abs/2502.06173