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Seungbeen Lee

7 accepted papers

2026

Learning Social Navigation from Positive and Negative Demonstrations and Rule-Based Specifications

ICRA 2026poster

Mobile robot navigation in dynamic human environments requires policies that balance adaptability to diverse behaviors with compliance to safety constraints. We hypothesize that integrating data-driven rewards with rule-based objectives enables navigation policies to achieve a more effective balance…

2026

The Turkish Ice Cream Robot: Examining Playful Deception in Social Human-Robot Interactions

ICRA 2026poster

Playful deception, a common feature in human social interactions, remains underexplored in Human-Robot Interaction (HRI). Inspired by the Turkish Ice Cream (TIC) vendor routine, we investigate how bounded, culturally familiar forms of deception influence user trust, enjoyment, engagement, and willin…

2025

Do LLMs Have Distinct and Consistent Personality? TRAIT: Personality Testset designed for LLMs with Psychometrics

NAACL 2025findings

Recent advancements in Large Language Models (LLMs) have led to their adaptation in various domains as conversational agents. We wonder: can personality tests be applied to these agents to analyze their behavior, similar to humans? We introduce TRAIT, a new benchmark consisting of 8K multi-choice qu…

Cited by 13SourcePDFScholar
2025

Persona Dynamics: Unveiling the Impact of Persona Traits on Agents in Text-Based Games

ACL 2025long

Artificial agents are increasingly central to complex interactions and decision-making tasks, yet aligning their behaviors with desired human values remains an open challenge. In this work, we investigate how human-like personality traits influence agent behavior and performance within text-based in…

Cited by 0SourcePDFScholar
2025

Representation Bending for Large Language Model Safety

ACL 2025long

Large Language Models (LLMs) have emerged as powerful tools, but their inherent safety risks – ranging from harmful content generation to broader societal harms – pose significant challenges. These risks can be amplified by the recent adversarial attacks, fine-tuning vulnerabilities, and the increas…

2024

Cactus: Towards Psychological Counseling Conversations using Cognitive Behavioral Theory

EMNLP 2024finding

Recently, the demand for psychological counseling has significantly increased as more individuals express concerns about their mental health. This surge has accelerated efforts to improve the accessibility of counseling by using large language models (LLMs) as counselors. To ensure client privacy, t…

2024

Can visual language models resolve textual ambiguity with visual cues? Let visual puns tell you!

EMNLP 2024main

Humans possess multimodal literacy, allowing them to actively integrate information from various modalities to form reasoning. Faced with challenges like lexical ambiguity in text, we supplement this with other modalities, such as thumbnail images or textbook illustrations. Is it possible for machin…