TED-LIUM 3: twice as much data and corpus repartition for experiments on speaker adaptation

By François Hernandez, Sahar Ghannay, Natalia A. Tomashenko, Yannick Estève. 2018

434 citations recorded by the source corpus.

In this paper, we present TED-LIUM release 3 corpus (TED-LIUM 3 is available on https://lium.univ-lemans.fr/ted-lium3/) dedicated to speech recognition in English, which multiplies the available data to train acoustic models in comparison with TED-LIUM 2, by a factor of more than two. We present the recent development on Automatic Speech Recognition (ASR) systems in comparison with the two previous releases of the TED-LIUM Corpus from 2012 and 2014. We demonstrate that, passing from 207 to 452 h of transcribed speech training data is really more useful for end-to-end ASR systems than for HMM-based state-of-the-art ones. This is the case even if the HMM-based ASR system still outperforms the end-to-end ASR system when the size of audio training data is 452 h, with a Word Error Rate (WER) of 6.7% and 13.7%, respectively. Finally, we propose two repartitions of the TED-LIUM release 3 corpus: the legacy repartition that is the same as that existing in release 2, and a new repartition, calibrated and designed to make experiments on speaker adaptation. Similar to the two first releases, TED-LIUM 3 corpus will be freely available for the research community.

Subfields: Artificial Intelligence, Physiology, Evaluation & Benchmarks, Speech & Audio, Signal Processing

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In Artificial Intelligence

  1. Jinyu Li
  2. Yu Zhang
  3. Dong Yu
  4. Shinji Watanabe
  5. Quoc V. Le
  6. Yoshua Bengio
  7. James R. Glass
  8. Wei-Ning Hsu

In Physiology

  1. Ryuichi Yamamoto

In Evaluation & Benchmarks

  1. Yu Zhang
  2. Wei-Ning Hsu
  3. Gabriel Synnaeve
  4. Hung-yi Lee
  5. Shinji Watanabe
  6. Alexei Baevski
  7. Yoshua Bengio
  8. Ronan Collobert

In Speech & Audio

  1. Jinyu Li
  2. Yu Zhang
  3. Wei-Ning Hsu
  4. Shinji Watanabe
  5. Tara N. Sainath
  6. Abdel-rahman Mohamed
  7. Alexei Baevski
  8. Gabriel Synnaeve

In Signal Processing

  1. Jinyu Li
  2. Shinji Watanabe
  3. Yu Zhang
  4. Dong Yu
  5. Tara N. Sainath
  6. Wei-Ning Hsu
  7. James R. Glass
  8. Hung-yi Lee

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