collaborators

5 papers

cs.AI2026

Rethinking Reward Models for Multi-Domain Test-Time Scaling

Dong Bok Lee, Seanie Lee, Sangwoo Park +12

The reliability of large language models (LLMs) during test-time scaling is often assessed with \emph{external verifiers} or \emph{reward models} that distinguish correct reasoning…

cs.LG2025

FedSVD: Adaptive Orthogonalization for Private Federated Learning with LoRA

Seanie Lee, Sangwoo Park, Dong Bok Lee +5

Low-Rank Adaptation (LoRA), which introduces a product of two trainable low-rank matrices into frozen pre-trained weights, is widely used for efficient fine-tuning of language mode…

cs.CL2025

SafeRoute: Adaptive Model Selection for Efficient and Accurate Safety Guardrails in Large Language Models

Seanie Lee, Dong Bok Lee, Dominik Wagner +5

Deploying large language models (LLMs) in real-world applications requires robust safety guard models to detect and block harmful user prompts. While large safety guard models achi…

cs.SD2025

Personalized Fine-Tuning with Controllable Synthetic Speech from LLM-Generated Transcripts for Dysarthric Speech Recognition

Dominik Wagner, Ilja Baumann, Natalie Engert +4

In this work, we present our submission to the Speech Accessibility Project challenge for dysarthric speech recognition. We integrate parameter-efficient fine-tuning with latent au…

cs.CL2025

HarmAug: Effective Data Augmentation for Knowledge Distillation of Safety Guard Models

Seanie Lee, Haebin Seong, Dong Bok Lee +6

Safety guard models that detect malicious queries aimed at large language models (LLMs) are essential for ensuring the secure and responsible deployment of LLMs in real-world appli…