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San Kim

8 accepted papers

2026

BINDER: Instantly Adaptive Mobile Manipulation with Open-Vocabulary Commands

ICRA 2026poster

Open-vocabulary mobile manipulation (OVMM) requires robots to follow language instructions, navigate, and manipulate while updating their world representation as the environment changes dynamically. However, most prior works update their world representation only at discrete milestones, such as wayp…

2025

ISR-DPO: Aligning Large Multimodal Models for Videos by Iterative Self-Retrospective DPO

AAAI 2025technical

Iterative self-improvement, a concept extending beyond personal growth, has found powerful applications in machine learning, particularly in transforming weak models into strong ones. While recent advances in natural language processing have shown its efficacy through iterative preference optimizati…

Cited by 0SourcePDFScholar
2025

PanicToCalm: A Proactive Counseling Agent for Panic Attacks

EMNLP 2025

Panic attacks are acute episodes of fear and distress, in which timely, appropriate intervention can significantly help individuals regain stability. However, suitable datasets for training such models remain scarce due to ethical and logistical issues. To address this, we introduce Pace, which is a

Cited by 0SourcePDFScholar
2025

Safeguarding RAG Pipelines with GMTP: A Gradient-based Masked Token Probability Method for Poisoned Document Detection

ACL 2025finding

Retrieval-Augmented Generation (RAG) enhances Large Language Models (LLMs) by providing external knowledge for accurate and up-to-date responses. However, this reliance on external sources exposes a security risk; attackers can inject poisoned documents into the knowledge base to steer the generatio…

Cited by 0SourcePDFScholar
2024

Adversarial DPO: Harnessing Harmful Data for Reducing Toxicity with Minimal Impact on Coherence and Evasiveness in Dialogue Agents

NAACL 2024findings

Recent advancements in open-domain dialogue systems have been propelled by the emergence of high-quality large language models (LLMs) and various effective training methodologies. Nevertheless, the presence of toxicity within these models presents a significant challenge that can potentially diminis…

Cited by 0SourcePDFScholar
2024

Learning Equi-angular Representations for Online Continual Learning

CVPR 2024poster

Online continual learning suffers from an underfitted solution due to insufficient training for prompt model updates (e.g. single-epoch training). To address the challenge we propose an efficient online continual learning method using the neural collapse phenomenon. In particular we induce neural co…

2021

A Model of Cross-Lingual Knowledge-Grounded Response Generation for Open-Domain Dialogue Systems

EMNLP 2021finding

Research on open-domain dialogue systems that allow free topics is challenging in the field of natural language processing (NLP). The performance of the dialogue system has been improved recently by the method utilizing dialogue-related knowledge; however, non-English dialogue systems suffer from re…

2021

BPM_MT: Enhanced Backchannel Prediction Model using Multi-Task Learning

EMNLP 2021main

Backchannel (BC), a short reaction signal of a listener to a speaker’s utterances, helps to improve the quality of the conversation. Several studies have been conducted to predict BC in conversation; however, the utilization of advanced natural language processing techniques using lexical informatio…