activity
20232026
collaborators

12 papers

cs.SD2026

LeVo 2: Stable and Melodious Song Generation via Hierarchical Representation Modeling and Progressive Post-Training

Shun Lei, Huaicheng Zhang, Dapeng Wu +8

Full-length song generation must preserve coherence and musicality, render detailed vocal and accompaniment acoustics, and follow lyrics and prompts. Existing language model-based…

cs.SD2025

WAKE: Watermarking Audio with Key Enrichment

Yaoxun Xu, Jianwei Yu, Hangting Chen +5

As deep learning advances in audio generation, challenges in audio security and copyright protection highlight the need for robust audio watermarking. Recent neural network-based m…

cs.SD2025

LeVo: High-Quality Song Generation with Multi-Preference Alignment

Shun Lei, Yaoxun Xu, Zhiwei Lin +10

Recent advances in large language models (LLMs) and audio language models have significantly improved music generation, particularly in lyrics-to-song generation. However, existing…

cs.SD2025

VoiceMark: Zero-Shot Voice Cloning-Resistant Watermarking Approach Leveraging Speaker-Specific Latents

Haiyun Li, Zhiyong Wu, Xiaofeng Xie +3

Voice cloning (VC)-resistant watermarking is an emerging technique for tracing and preventing unauthorized cloning. Existing methods effectively trace traditional VC models by trai…

eess.AS2025

SongEditor: Adapting Zero-Shot Song Generation Language Model as a Multi-Task Editor

Chenyu Yang, Shuai Wang, Hangting Chen +7

The emergence of novel generative modeling paradigms, particularly audio language models, has significantly advanced the field of song generation. Although state-of-the-art models…

cs.SD2024

MuCodec: Ultra Low-Bitrate Music Codec

Yaoxun Xu, Hangting Chen, Jianwei Yu +5

Music codecs are a vital aspect of audio codec research, and ultra low-bitrate compression holds significant importance for music transmission and generation. Due to the complexity…

cs.CL2024

Comparing Discrete and Continuous Space LLMs for Speech Recognition

Yaoxun Xu, Shi-Xiong Zhang, Jianwei Yu +2

This paper investigates discrete and continuous speech representations in Large Language Model (LLM)-based Automatic Speech Recognition (ASR), organizing them by feature continuity…

eess.AS2024

Advancing Multi-talker ASR Performance with Large Language Models

Mohan Shi, Zengrui Jin, Yaoxun Xu +6

Recognizing overlapping speech from multiple speakers in conversational scenarios is one of the most challenging problem for automatic speech recognition (ASR). Serialized output t…

eess.AS2024

HydraFormer: One Encoder For All Subsampling Rates

Yaoxun Xu, Xingchen Song, Zhiyong Wu +3

In automatic speech recognition, subsampling is essential for tackling diverse scenarios. However, the inadequacy of a single subsampling rate to address various real-world situati…

cs.SD2023

SECap: Speech Emotion Captioning with Large Language Model

Yaoxun Xu, Hangting Chen, Jianwei Yu +6

Speech emotions are crucial in human communication and are extensively used in fields like speech synthesis and natural language understanding. Most prior studies, such as speech e…

cs.SD2023

Text-Only Domain Adaptation for End-to-End Speech Recognition through Down-Sampling Acoustic Representation

Jiaxu Zhu, Weinan Tong, Yaoxun Xu +6

Mapping two modalities, speech and text, into a shared representation space, is a research topic of using text-only data to improve end-to-end automatic speech recognition (ASR) pe…

cs.SD2023

CB-Conformer: Contextual biasing Conformer for biased word recognition

Yaoxun Xu, Baiji Liu, Qiaochu Huang and +4

Due to the mismatch between the source and target domains, how to better utilize the biased word information to improve the performance of the automatic speech recognition model in…