lucadellalib/focalcodec_50hz_4k_causal
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⚡ FocalCodec
A low-bitrate single-codebook 16 / 24 kHz speech codec based on focal modulation.
This repository contains the 50 Hz causal checkpoint with a codebook size of 4096 trained on Libri-Light, as described in the preprints.
- 📜 Preprints:
- 🌐 Project Page: https://lucadellalib.github.io/focalcodec-web/
- 💾 GitHub: https://github.com/lucadellalib/focalcodec
<img src="focalcodec-stream.png" width="700">
▶️ Quickstart
See the readme at: https://github.com/lucadellalib/focalcodec
@ Citing
@article{dellalibera2025focalcodec,
title = {{FocalCodec}: Low-Bitrate Speech Coding via Focal Modulation Networks},
author = {Luca {Della Libera} and Francesco Paissan and Cem Subakan and Mirco Ravanelli},
journal = {arXiv preprint arXiv:2502.04465},
year = {2025},
}
@article{dellalibera2025focalcodecstream,
title = {{FocalCodec-Stream}: Streaming Low-Bitrate Speech Coding via Causal Distillation},
author = {Luca {Della Libera} and Cem Subakan and Mirco Ravanelli},
journal = {arXiv preprint arXiv:2509.16195},
year = {2025},
}