collaborators

19 papers

cs.HC2026

Does Listening Matter? Backchanneling and Nodding in AI Clone

Koji Inoue, Kazushi Kato, Tatsuya Kawahara +1

AI clones that imitate a specific person typically reproduce what the person says and how they sound, but not how they listen. We investigate whether adding multimodal listening be…

cs.RO2026

Low-Latency Turn-Taking via Context-Aware Preface Generation in a Real-World Dialogue Robot

Yuki Okafuji, Koji Inoue, Yoshiki Ohira

Large language model (LLM)-based dialogue systems suffer response delays because generation begins only after final speech recognition. While fixed fillers are a workaround, they b…

cs.CL2026

On the Structure of Address in Multi-Party Dialogue: From Discrete Labels to Continuous Levels

Taiga Mori, Koji Inoue, Divesh Lala +1

In multi-party dialogues between a dialogue system and multiple users, identifying to whom an utterance is addressed is a key challenge. Prior work has typically treated addressee…

cs.HC2026

Memory-Driven Self-Disclosure and Relational Turning Points: A Longitudinal Multimodal Study of Human-AI Interaction

Ryuichi Sumida, Mao Saeki, Masaki Eguchi +4

The paper reports a longitudinal study of a memory‑augmented conversational AI, showing how perceived memory and self‑disclosure shape user enjoyment over repeated sessions and how…

cs.HC2026

Real-time Generation of Listener Nodding via Prediction of Kinematic Parameters for Avatar Dialogue Systems

Kazushi Kato, Koji Inoue, Taiga Mori +2

The paper introduces a lightweight, real-time model that predicts both the timing and motion parameters of listener nodding for conversational avatars, using a dyadic attention net…

cs.CL2026

I Understand How You Feel: Enhancing Deeper Emotional Support Through Multilingual Emotional Validation in Dialogue System

Zi Haur Pang, Yahui Fu, Koji Inoue +1

Emotional validation - explicitly acknowledging that a user's feelings make sense - has proven therapeutic value but has received little computational attention. Emotional validati…