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Google USM:将自动语音识别扩展至100多种语言之外

Google USM: Scaling Automatic Speech Recognition Beyond 100 Languages

Google Inc.(谷歌公司)
Yu Zhang, Wei Han, James Qin, Yongqiang Wang, Ankur Bapna, Zhehuai Chen, Nanxin Chen, Bo Li, Vera Axelrod, Gary Wang, Zhong Meng, Ke Hu, Andrew Rosenberg, Rohit… 展开作者

Yu Zhang, Wei Han, James Qin, Yongqiang Wang, Ankur Bapna, Zhehuai Chen, Nanxin Chen, Bo Li, Vera Axelrod, Gary Wang, Zhong Meng, Ke Hu, Andrew Rosenberg, Rohit Prabhavalkar, Daniel S. Park, Parisa Haghani, Jason Riesa, Ginger Perng, Hagen Soltau, Trevor Strohman, Bhuvana Ramabhadran, Tara Sainath, Pedro Moreno, Chung-Cheng Chiu, Johan Schalkwyk, Françoise Beaufays, Yonghui Wu

AI总结:

论文提出USM单一大型语音模型,通过1200万小时多语言无监督预训练、随机投影量化与模态匹配,在百余种语言ASR及语音翻译上达到先进水平,并以Whisper七分之一标注数据取得相当或更优效果。

摘要:

我们介绍了Universal Speech Model(USM,通用语音模型),这是一个可在100多种语言中执行自动语音识别(ASR)的单一大型模型。其实现方式是:先在覆盖300多种语言、规模达1200万(M)小时的大型无标注多语言数据集上预训练模型编码器,再在较小的有标注数据集上进行微调。我们采用结合随机投影量化和语音-文本模态匹配的多语言预训练,在下游多语言ASR和语音到文本翻译任务上取得了最先进性能。我们还证明,尽管所用有标注训练集规模仅为Whisper模型的七分之一,本模型在多种语言的域内和域外语音识别任务上仍表现出相当或更优的性能。

英文摘要:

We introduce the Universal Speech Model (USM), a single large model that performs automatic speech recognition (ASR) across 100+ languages. This is achieved by pre-training the encoder of the model on a large unlabeled multilingual dataset of 12 million (M) hours spanning over 300 languages, and fine-tuning on a smaller labeled dataset. We use multilingual pre-training with random-projection quantization and speech-text modality matching to achieve state-of-the-art performance on downstream multilingual ASR and speech-to-text translation tasks. We also demonstrate that despite using a labeled training set 1/7-th the size of that used for the Whisper model, our model exhibits comparable or better performance on both in-domain and out-of-domain speech recognition tasks across many languages.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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