1 citations · 1 across the 8 of their papers we have counts for
9 papers
Personalization Matters: Long-Horizon Conversation Agent with User-Centric Information in Online Shopping Interactions
Rena Gao, Yue Dai, Hao Guan +4
Personalized conversational shopping requires maintaining preference consistency over multi-turn interactions, where users reveal constraints gradually. Existing approaches often r…
Unlocking Proactivity in Task-Oriented Dialogue
Azure Zhang, Ning Gao, Yuqin Dai +7
Proactive task-oriented dialogue (TOD), such as outbound sales, demands a persuasive agent that actively probes the user's concerns and steers the conversation toward acceptance wi…
Overview of the PsyDefDetect Shared Task at BioNLP 2026: Detecting Levels of Psychological Defense Mechanisms in Supportive Conversations
Hongbin Na, Zimu Wang, Zhaoming Chen +8
We present an overview of PsyDefDetect, the shared task on detecting levels of psychological defense mechanisms in emotional support dialogues, co-located with BioNLP@ACL 2026. Gro…
Moderation Matters:Measuring Conversational Moderation Impact in English as a Second Language Group Discussion
Rena Gao, Ming-Bin Chen, Lea Frermann +1
English as a Second Language (ESL) speakers often struggle to engage in group discussions due to language barriers. While moderators can facilitate participation, few studies asses…
Can LLMs Simulate L2-English Dialogue? An Information-Theoretic Analysis of L1-Dependent Biases
Rena Gao, Xuetong Wu, Tatsuki Kuribayashi +6
This study evaluates Large Language Models' (LLMs) ability to simulate non-native-like English use observed in human second language (L2) learners interfered with by their native f…
Query pipeline optimization for cancer patient question answering systems
Maolin He, Rena Gao, Mike Conway +1
Retrieval-augmented generation (RAG) mitigates hallucination in Large Language Models (LLMs) by using query pipelines to retrieve relevant external information and grounding respon…
'No' Matters: Out-of-Distribution Detection in Multimodality Long Dialogue
Rena Gao, Xuetong Wu, Siwen Luo +2
Out-of-distribution (OOD) detection in multimodal contexts is essential for identifying deviations in combined inputs from different modalities, particularly in applications like o…
An Interpretable and Crosslingual Method for Evaluating Second-Language Dialogues
Rena Gao, Jingxuan Wu, Xuetong Wu +4
We analyse the cross-lingual transferability of a dialogue evaluation framework that assesses the relationships between micro-level linguistic features (e.g. backchannels) and macr…
Interaction Matters: An Evaluation Framework for Interactive Dialogue Assessment on English Second Language Conversations
Rena Gao, Carsten Roever, Jey Han Lau
We present an evaluation framework for interactive dialogue assessment in the context of English as a Second Language (ESL) speakers. Our framework collects dialogue-level interact…