Soundwave: Less is More for Speech-Text Alignment in LLMs

Bibliographic Details
Title: Soundwave: Less is More for Speech-Text Alignment in LLMs
Authors: Zhang, Yuhao, Liu, Zhiheng, Bu, Fan, Zhang, Ruiyu, Wang, Benyou, Li, Haizhou
Publication Year: 2025
Collection: Computer Science
Subject Terms: Computer Science - Computation and Language, Computer Science - Artificial Intelligence, Computer Science - Sound
More Details: Existing end-to-end speech large language models (LLMs) usually rely on large-scale annotated data for training, while data-efficient training has not been discussed in depth. We focus on two fundamental problems between speech and text: the representation space gap and sequence length inconsistency. We propose Soundwave, which utilizes an efficient training strategy and a novel architecture to address these issues. Results show that Soundwave outperforms the advanced Qwen2-Audio in speech translation and AIR-Bench speech tasks, using only one-fiftieth of the training data. Further analysis shows that Soundwave still retains its intelligence during conversation. The project is available at https://github.com/FreedomIntelligence/Soundwave.
Document Type: Working Paper
Access URL: http://arxiv.org/abs/2502.12900
Accession Number: edsarx.2502.12900
Database: arXiv
More Details
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