Below are selected (mainly 1st-authored) papers. I also have a Google Scholar profile , including more co-authored works.
2025
- Learning Relationship between Speaker Embeddings and Descriptions of Speaker Traits , Xuechen Liu, Junichi Yamagishi, Xin Wang, and Erica Cooper, IEEE Transactions on Audio, Speech and Language Processing, 2025.
- LENS-DF: Deepfake Detection and Temporal Localization for Long-Form Noisy Speech , Xuechen Liu, Wanying Ge, Xin Wang, and Junichi Yamagishi, IEEE IJCB 2025 (oral), Osaka, Japan.
- Explaining Speaker and Spoof Embeddings via Probing , Xuechen Liu, Junichi Yamagishi, Md Sahidullah, and Tomi Kinnunen, IEEE ICASSP 2025 (oral), Hyderabad, India.
2024
- A Preliminary Case Study on Long-Form In-the-Wild Audio Spoofing Detection , Xuechen Liu, Xin Wang, and Junichi Yamagishi, IEEE BIOSIG 2024 (oral), Darmstadt, Germany.
- Generalizing Speaker Verification for Spoof Awareness in the Embedding Space , Xuechen Liu, Md Sahidullah, Kong Aik Lee, and Tomi Kinnunen, IEEE/ACM Transactions on Audio, Speech and Language Processing, 2024.
2023
- Advances in Deep Speaker Verification: a study on robustness, portability, and security , Xuechen Liu, PhD dissertation, 2023.
- Speaker-Text Retrieval via Constrastive Learning , Xuechen Liu, Xin Wang, Erica Cooper, Xiaoxiao Miao, and Junichi Yamagishi, 2023.
- Speaker-Aware Anti-Spoofing , Xuechen Liu, Md Sahidullah, Kong Aik Lee, and Tomi Kinnunen, Interspeech 2023, Dublin, Ireland.
- ASVspoof 2021: Towards Spoofed and Deepfake Speech Detection in the Wild , Xuechen Liu, Xin Wang, Md Sahidullah et al, IEEE/ACM Transactions on Audio, Speech and Language Processing, 2023.
2022
- Spoofing-aware Speaker Verification with Unsupervised Domain Adaptation , Xuechen Liu, Md Sahidullah, and Tomi Kinnunen, Speaker Odyssey 2022, Beijing, China.
- Learnable Nonlinear Compression for Robust Speaker Verification , Xuechen Liu, Md Sahidullah, and Tomi Kinnunen, IEEE ICASSP 2022, Singapore.
2021
- Optimizing Multi-Taper Features for Deep Speaker Verification , Xuechen Liu, Md Sahidullah, and Tomi Kinnunen, IEEE Signal Processing Letters 2021.
- Optimized Power Normalized Cepstral Coefficients towards Robust Deep Speaker Verification , Xuechen Liu, Md Sahidullah, and Tomi Kinnunen, IEEE ASRU 2021, Cartagena, Columbia.
- Parameterized Channel Normalization for Far-field Deep Speaker Verification , Xuechen Liu, Md Sahidullah, and Tomi Kinnunen, IEEE ASRU 2021, Cartagena, Columbia.
- Learnable MFCCs for Speaker Verification , Xuechen Liu, Md Sahidullah, and Tomi Kinnunen, IEEE ISCAS 2021, Daegu, Korea.
2020
- A Comparative Re-Assessment of Feature Extractors for Deep Speaker Embeddings , Xuechen Liu, Md Sahidullah, and Tomi Kinnunen, INTERSPEECH 2020, Shanghai, China.
- Building Proactive Voice Assistants: When and How (not) to Interact , Ondra Miksik, Indeera Munasinghe, Javier Asensio-Cubero et al, arXiv:2005.01322, 2020.
2019
- Speaker Recognition , Raymond W. M. Ng, Xuechen Liu, and Pawel Swietojanski, UK Patent 2019 (Accepted at 2020).
2018
- Teacher-student training for text-independent speaker recognition , Raymond W. M. Ng, Xuechen Liu, and Pawel Swietojanski, IEEE SLT 2018, Athens, Greece.
- AISHELL-2: Transforming Mandarin ASR Research Into Industrial Scale , Jiayu Du, Xingyu Na, Xuechen Liu, and Hui Bu, arXiv:1808.10583, 2018.