| 2026 | AAAI | Personality-guided Public-Private Domain Disentangled Hypergraph-Former Network for Multimodal Depression Detection. | Changzeng Fu, Shiwen Zhao, Yunze Zhang, Zhongquan Jian, Shiqi Zhao, Chaoran Liu |
| 2026 | ACL | Memorization, Emergence, and Explaining Reversal Failures: A Controlled Study of Relational Semantics in LLMs. | Yihua Zhu, Qianying Liu, Jiaxin Wang, Fei Cheng, Chaoran Liu, Akiko Aizawa, Sadao Kurohashi, Hidetoshi Shimodaira |
| 2026 | EACL | Scaling Data-Constrained Language Models with Synthetic Data. | Hirokazu Kiyomaru, Yusuke Oda, Takashi Kodama, Chaoran Liu, Daisuke Kawahara |
| 2026 | EACL | Demystifying Mixed Outcomes of Self-Training: Pre-training Analyses on Non-Toy LLMs. | Yusuke Nakamura, Hirokazu Kiyomaru, Chaoran Liu, Shuhei Kurita, Daisuke Kawahara |
| 2026 | LREC | BIS Reasoning 1.0: The First Large-Scale Japanese Benchmark for Belief-Inconsistent Syllogistic Reasoning. | Ha-Thanh Nguyen, Hideyuki Tachibana, Chaoran Liu, Qianying Liu, Su Myat Noe, Koichi Takeda, Sadao Kurohashi |
| 2025 | ICASSP | M | Changzeng Fu, Kaifeng Su, Yikai Su, Fengkui Qian, Yixuan Zhang, Chaoran Liu, Siyang Song, Le Yang, Xiaoyong Lv, Peng Shan, Yuliang Zhao |
| 2025 | Interspeech | What Do Humans Hear When Interacting? Experiments on Selective Listening for Evaluating ASR of Spoken Dialogue Systems. | Kiyotada Mori, Seiya Kawano, Chaoran Liu, Carlos Toshinori Ishi, Angel F. Garcia Contreras, Koichiro Yoshino |
| 2025 | IROS | HAPI: A Model for Learning Robot Facial Expressions from Human Preferences. | Dongsheng Yang, Qianying Liu, Wataru Sato, Takashi Minato, Chaoran Liu, Shin'ya Nishida |
| 2024 | Interspeech | X-E-Speech: Joint Training Framework of Non-Autoregressive Cross-lingual Emotional Text-to-Speech and Voice Conversion. | Houjian Guo, Chaoran Liu, Carlos Toshinori Ishi, Hiroshi Ishiguro |
| 2024 | IROS | Retargeting Human Facial Expression to Human-like Robotic Face through Neural Network Surrogate-based Optimization. | Bowen Wu, Chaoran Liu, Carlos Toshinori Ishi, Takashi Minato, Hiroshi Ishiguro |
| 2024 | RO-MAN | Age and Spatial Cue Effects on User Performance for an Adaptable Verbal Wayfinding System. | Rin Takahira, Chaoran Liu, Carlos Toshinori Ishi, Takenao Ohkawa |
| 2023 | ASRU | QUICKVC: A Lightweight VITS-Based Any-to-Many Voice Conversion Model using ISTFT for Faster Conversion. | Houjian Guo, Chaoran Liu, Carlos Toshinori Ishi, Hiroshi Ishiguro |
| 2023 | ASRU | Using Joint Training Speaker Encoder With Consistency Loss to Achieve Cross-Lingual Voice Conversion and Expressive Voice Conversion. | Houjian Guo, Chaoran Liu, Carlos Toshinori Ishi, Hiroshi Ishiguro |
| 2023 | ICASSP | HAG: Hierarchical Attention with Graph Network for Dialogue Act Classification in Conversation. | Changzeng Fu, Zhenghan Chen, Jiaqi Shi, Bowen Wu, Chaoran Liu, Carlos Toshinori Ishi, Hiroshi Ishiguro |
| 2023 | IJCAI | Open Anomalous Trajectory Recognition via Probabilistic Metric Learning. | Qiang Gao, Xiaohan Wang, Chaoran Liu, Goce Trajcevski, Li Huang, Fan Zhou |
| 2023 | IROS | Recognizing Real-World Intentions using A Multimodal Deep Learning Approach with Spatial-Temporal Graph Convolutional Networks. | Jiaqi Shi, Chaoran Liu, Carlos Toshinori Ishi, Bowen Wu, Hiroshi Ishiguro |
| 2023 | KSEM | HBay: Predicting Human Mobility via Hyperspherical Bayesian Learning. | Li Huang, Kai Liu, Chaoran Liu, Qiang Gao, Xiao Zhou, Guisong Liu |
| 2022 | ACII | A Controllable Cross-Gender Voice Conversion for Social Robot. | Changzeng Fu, Chaoran Liu, Carlos Toshinori Ishi, Hiroshi Ishiguro |
| 2022 | IROS | Controlling the Impression of Robots via GAN-based Gesture Generation. | Bowen Wu, Jiaqi Shi, Chaoran Liu, Carlos Toshinori Ishi, Hiroshi Ishiguro |
| 2021 | ICASSP | MAEC: Multi-Instance Learning with an Adversarial Auto-Encoder-Based Classifier for Speech Emotion Recognition. | Changzeng Fu, Chaoran Liu, Carlos Toshinori Ishi, Hiroshi Ishiguro |
| 2021 | ICMI | Probabilistic Human-like Gesture Synthesis from Speech using GRU-based WGAN. | Bowen Wu, Chaoran Liu, Carlos Toshinori Ishi, Hiroshi Ishiguro |
| 2020 | HRI | Generation and Evaluation of Audio-Visual Anger Emotional Expression for Android Robot. | Chinenye Augustine Ajibo, Ryusuke Mikata, Chaoran Liu, Carlos Toshinori Ishi, Hiroshi Ishiguro |
| 2019 | Interspeech | A Neural Turn-Taking Model without RNN. | Chaoran Liu, Carlos Toshinori Ishi, Hiroshi Ishiguro |
| 2017 | Interspeech | Turn-Taking Estimation Model Based on Joint Embedding of Lexical and Prosodic Contents. | Chaoran Liu, Carlos Toshinori Ishi, Hiroshi Ishiguro |
| 2017 | IROS | Probabilistic nod generation model based on estimated utterance categories. | Chaoran Liu, Carlos Toshinori Ishi, Hiroshi Ishiguro |
| 2016 | IROS | Hearing support system using environment sensor network. | Carlos Toshinori Ishi, Chaoran Liu, Jani Even, Norihiro Hagita |
| 2015 | HRI | Bringing the Scene Back to the Tele-operator: Auditory Scene Manipulation for Tele-presence Systems. | Chaoran Liu, Carlos Toshinori Ishi, Hiroshi Ishiguro |
| 2012 | HRI | Generation of nodding, head tilting and eye gazing for human-robot dialogue interaction. | Chaoran Liu, Carlos Toshinori Ishi, Hiroshi Ishiguro, Norihiro Hagita |
| 2012 | Interspeech | Evaluation of a formant-based speech-driven lip motion generation. | Carlos Toshinori Ishi, Chaoran Liu, Hiroshi Ishiguro, Norihiro Hagita |
| 2012 | IROS | Evaluation of formant-based lip motion generation in tele-operated humanoid robots. | Carlos Toshinori Ishi, Chaoran Liu, Hiroshi Ishiguro, Norihiro Hagita |
| 2010 | HRI | Head motions during dialogue speech and nod timing control in humanoid robots. | Carlos Toshinori Ishi, Chaoran Liu, Hiroshi Ishiguro, Norihiro Hagita |