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09/14/2023
Towards Universal Speech Discrete Tokens: A Case Study for ASR and TTS
Self-supervised learning (SSL) proficiency in speech-related tasks has d...
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08/12/2023
Alternative Pseudo-Labeling for Semi-Supervised Automatic Speech Recognition
When labeled data is insufficient, semi-supervised learning with the pse...
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06/18/2023
SURT 2.0: Advances in Transducer-based Multi-talker Speech Recognition
The Streaming Unmixing and Recognition Transducer (SURT) model was propo...
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06/01/2023
Bypass Temporal Classification: Weakly Supervised Automatic Speech Recognition with Imperfect Transcripts
This paper presents a novel algorithm for building an automatic speech r...
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12/10/2022
GPU-accelerated Guided Source Separation for Meeting Transcription
Guided source separation (GSS) is a type of target-speaker extraction me...
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10/25/2021
Lhotse: a speech data representation library for the modern deep learning ecosystem
Speech data is notoriously difficult to work with due to a variety of co...
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06/13/2021
GigaSpeech: An Evolving, Multi-domain ASR Corpus with 10,000 Hours of Transcribed Audio
This paper introduces GigaSpeech, an evolving, multi-domain English spee...
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04/03/2021
speechocean762: An Open-Source Non-native English Speech Corpus For Pronunciation Assessment
This paper introduces a new open-source speech corpus named "speechocean...
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03/16/2021
An Asynchronous WFST-Based Decoder For Automatic Speech Recognition
We introduce asynchronous dynamic decoder, which adopts an efficient A* ...
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03/08/2021
A Parallelizable Lattice Rescoring Strategy with Neural Language Models
This paper proposes a parallel computation strategy and a posterior-base...
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11/04/2020
Frustratingly Easy Noise-aware Training of Acoustic Models
Environmental noises and reverberation have a detrimental effect on the ...
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11/03/2020
DOVER-Lap: A Method for Combining Overlap-aware Diarization Outputs
Several advances have been made recently towards handling overlapping sp...
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05/20/2020
PyChain: A Fully Parallelized PyTorch Implementation of LF-MMI for End-to-End ASR
We present PyChain, a fully parallelized PyTorch implementation of end-t...
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05/17/2020
Wake Word Detection with Alignment-Free Lattice-Free MMI
Always-on spoken language interfaces, e.g. personal digital assistants, ...
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02/14/2020
Speaker Diarization with Region Proposal Network
Speaker diarization is an important pre-processing step for many speech ...
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09/13/2019
Probing the Information Encoded in x-vectors
Deep neural network based speaker embeddings, such as x-vectors, have be...
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04/09/2018
A GPU-based WFST Decoder with Exact Lattice Generation
We describe initial work on an extension of the Kaldi toolkit that suppo...
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06/12/2017
Acoustic data-driven lexicon learning based on a greedy pronunciation selection framework
Speech recognition systems for irregularly-spelled languages like Englis...
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10/27/2014
Parallel training of DNNs with Natural Gradient and Parameter Averaging
We describe the neural-network training framework used in the Kaldi spee...
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11/18/2011