Continuous Speech Tokenizer in Text To Speech
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Abstract (arXiv)
The fusion of speech and language in the era of large language models has garnered significant attention. Discrete speech token is often utilized in text-to-speech tasks for speech compression and portability, which is convenient for joint training with text and have good compression efficiency. However, we found that the discrete speech tokenizer still suffers from information loss. Therefore, we propose a simple yet effective continuous speech tokenizer named Cont-SPT, and a text-to-speech model based on continuous speech tokens. Our results show that the speech language model based on the continuous speech tokenizer has better continuity and higher estimated Mean Opinion Scores (MoS). This enhancement is attributed to better information preservation rate of the continuous speech tokenizer across both low and high frequencies in the frequency domain. The code and resources for Cont-SPT can be found in https://github.com/Yixing-Li/Continuous-Speech-Tokenizer
Key facts. Cited by 3 papers in the map (data through 14 Oct 2026). Builds on 21 of its 37 references that are in the map. First posted on arXiv 22 Oct 2024.
Builds on
21 of 37 references.
References · 21
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9 more
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Built on by
Citing papers per year: 2025: 1; 2026: 2.
3 papers.
- 2025Speech Discrete Tokens or Continuous Features? A Comparative Analysis for Spoken Language Understanding in SpeechLLMscited by 4
- 2026HoliTok: A Continuous Holistic Tokenization with Robust Dual Capabilities of Speech Generation and Understandingcited by 2
- 2026Unlocking Speech-Text Compositional Powers: Instruction-Following Speech Language Models without Instruction Tuningcited by 0
- 2026Unlocking Speech-Text Compositional Powers: Instruction-Following Speech Language Models without Instruction Tuning2 Jul 2026
- 2026HoliTok: A Continuous Holistic Tokenization with Robust Dual Capabilities of Speech Generation and Understanding28 May 2026
- 2025Speech Discrete Tokens or Continuous Features? A Comparative Analysis for Spoken Language Understanding in SpeechLLMs25 Aug 2025