Search Results for author: Frank Zhang

Found 19 papers, 3 papers with code

Improving RNN Transducer Based ASR with Auxiliary Tasks

1 code implementation5 Nov 2020 Chunxi Liu, Frank Zhang, Duc Le, Suyoun Kim, Yatharth Saraf, Geoffrey Zweig

End-to-end automatic speech recognition (ASR) models with a single neural network have recently demonstrated state-of-the-art results compared to conventional hybrid speech recognizers.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +1

Deja-vu: Double Feature Presentation and Iterated Loss in Deep Transformer Networks

1 code implementation23 Oct 2019 Andros Tjandra, Chunxi Liu, Frank Zhang, Xiaohui Zhang, Yongqiang Wang, Gabriel Synnaeve, Satoshi Nakamura, Geoffrey Zweig

As our motivation is to allow acoustic models to re-examine their input features in light of partial hypotheses we introduce intermediate model heads and loss function.

Weak-Attention Suppression For Transformer Based Speech Recognition

no code implementations18 May 2020 Yangyang Shi, Yongqiang Wang, Chunyang Wu, Christian Fuegen, Frank Zhang, Duc Le, Ching-Feng Yeh, Michael L. Seltzer

Transformers, originally proposed for natural language processing (NLP) tasks, have recently achieved great success in automatic speech recognition (ASR).

Automatic Speech Recognition Automatic Speech Recognition (ASR) +1

Faster, Simpler and More Accurate Hybrid ASR Systems Using Wordpieces

no code implementations19 May 2020 Frank Zhang, Yongqiang Wang, Xiaohui Zhang, Chunxi Liu, Yatharth Saraf, Geoffrey Zweig

In this work, we first show that on the widely used LibriSpeech benchmark, our transformer-based context-dependent connectionist temporal classification (CTC) system produces state-of-the-art results.

Ranked #17 on Speech Recognition on LibriSpeech test-other (using extra training data)

Speech Recognition

Streaming Attention-Based Models with Augmented Memory for End-to-End Speech Recognition

no code implementations3 Nov 2020 Ching-Feng Yeh, Yongqiang Wang, Yangyang Shi, Chunyang Wu, Frank Zhang, Julian Chan, Michael L. Seltzer

Attention-based models have been gaining popularity recently for their strong performance demonstrated in fields such as machine translation and automatic speech recognition.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +3

Benchmarking LF-MMI, CTC and RNN-T Criteria for Streaming ASR

no code implementations9 Nov 2020 Xiaohui Zhang, Frank Zhang, Chunxi Liu, Kjell Schubert, Julian Chan, Pradyot Prakash, Jun Liu, Ching-Feng Yeh, Fuchun Peng, Yatharth Saraf, Geoffrey Zweig

In this work, to measure the accuracy and efficiency for a latency-controlled streaming automatic speech recognition (ASR) application, we perform comprehensive evaluations on three popular training criteria: LF-MMI, CTC and RNN-T.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +2

Scaling ASR Improves Zero and Few Shot Learning

no code implementations10 Nov 2021 Alex Xiao, Weiyi Zheng, Gil Keren, Duc Le, Frank Zhang, Christian Fuegen, Ozlem Kalinli, Yatharth Saraf, Abdelrahman Mohamed

With 4. 5 million hours of English speech from 10 different sources across 120 countries and models of up to 10 billion parameters, we explore the frontiers of scale for automatic speech recognition.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +2

Pushing the performances of ASR models on English and Spanish accents

no code implementations22 Dec 2022 Pooja Chitkara, Morgane Riviere, Jade Copet, Frank Zhang, Yatharth Saraf

Speech to text models tend to be trained and evaluated against a single target accent.

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