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Automatic Speech Recognition (ASR) systems have been examined and shown to exhibit biases toward particular groups of individuals, influenced by factors such as demographic traits, accents, and speech styles. Noise can disproportionately…

In this paper, we investigate the benefit that off-the-shelf word embedding can bring to the sequence-to-sequence (seq-to-seq) automatic speech recognition (ASR). We first introduced the word embedding regularization by maximizing the…

Computation and Language · Computer Science 2020-02-06 Alexander H. Liu , Tzu-Wei Sung , Shun-Po Chuang , Hung-yi Lee , Lin-shan Lee

Encoder-decoder based sequence-to-sequence models have demonstrated state-of-the-art results in end-to-end automatic speech recognition (ASR). Recently, the transformer architecture, which uses self-attention to model temporal context…

Sound · Computer Science 2020-07-02 Niko Moritz , Takaaki Hori , Jonathan Le Roux

Literacy assessment is an important activity for education administrators across the globe. Typically achieved in a school setting by testing a child's oral reading, it is intensive in human resources. While automatic speech recognition…

Audio and Speech Processing · Electrical Eng. & Systems 2021-12-02 Charvi Vitthal , Shreeharsha B S , Kamini Sabu , Preeti Rao

Speech enhancement (SE) systems are typically evaluated using a variety of instrumental metrics. The use of automatic speech recognition (ASR) systems to evaluate SE performance is common in literature, usually in terms of word error rate…

Audio and Speech Processing · Electrical Eng. & Systems 2026-05-13 Danilo de Oliveira , Tal Peer , Timo Gerkmann

Self-supervised learning (SSL) has allowed substantial progress in Automatic Speech Recognition (ASR) performance in low-resource settings. In this context, it has been demonstrated that larger self-supervised feature extractors are crucial…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-14 Salah Zaiem , Robin Algayres , Titouan Parcollet , Slim Essid , Mirco Ravanelli

Automatic Speech Recognition (ASR) systems have demonstrated remarkable performance across various applications. However, limited data and the unique language features of specific domains, such as low-resource languages, significantly…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-22 Amin Robatian , Mohammad Hajipour , Mohammad Reza Peyghan , Fatemeh Rajabi , Sajjad Amini , Shahrokh Ghaemmaghami , Iman Gholampour

End-to-end speech recognition is a promising technology for enabling compact automatic speech recognition (ASR) systems since it can unify the acoustic and language model into a single neural network. However, as a drawback, training of…

Computation and Language · Computer Science 2022-02-17 Yotaro Kubo , Shigeki Karita , Michiel Bacchiani

In this paper, we propose a novel auxiliary loss function for target-speaker automatic speech recognition (ASR). Our method automatically extracts and transcribes target speaker's utterances from a monaural mixture of multiple speakers…

Computation and Language · Computer Science 2019-06-27 Naoyuki Kanda , Shota Horiguchi , Ryoichi Takashima , Yusuke Fujita , Kenji Nagamatsu , Shinji Watanabe

Automatic Speech Recognition (ASR) systems frequently use a search-based decoding strategy aiming to find the best attainable transcript by considering multiple candidates. One prominent speech recognition decoding heuristic is beam search,…

Computation and Language · Computer Science 2022-12-29 Tomer Wullach , Shlomo E. Chazan

Fine-tuning pretrained language models (LMs) is a popular approach to automatic speech recognition (ASR) error detection during post-processing. While error detection systems often take advantage of statistical language archetypes captured…

Computation and Language · Computer Science 2021-08-05 Seongmin Park , Dongchan Shin , Sangyoun Paik , Subong Choi , Alena Kazakova , Jihwa Lee

Chinese Automatic Speech Recognition (ASR) error correction presents significant challenges due to the Chinese language's unique features, including a large character set and borderless, morpheme-based structure. Current mainstream models…

Computation and Language · Computer Science 2023-08-08 Jiaxin Fan , Yong Zhang , Hanzhang Li , Jianzong Wang , Zhitao Li , Sheng Ouyang , Ning Cheng , Jing Xiao

We propose a new two-pass E2E speech recognition model that improves ASR performance by training on a combination of paired data and unpaired text data. Previously, the joint acoustic and text decoder (JATD) has shown promising results…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-28 Sepand Mavandadi , Tara N. Sainath , Ke Hu , Zelin Wu

Aiming at reducing the reliance on expensive human annotations, data synthesis for Automatic Speech Recognition (ASR) has remained an active area of research. While prior work mainly focuses on synthetic speech generation for ASR data…

Text error correction aims to correct the errors in text sequences such as those typed by humans or generated by speech recognition models. Previous error correction methods usually take the source (incorrect) sentence as encoder input and…

Computation and Language · Computer Science 2022-11-28 Kai Shen , Yichong Leng , Xu Tan , Siliang Tang , Yuan Zhang , Wenjie Liu , Edward Lin

In recent years, studies on automatic speech recognition (ASR) have shown outstanding results that reach human parity on short speech segments. However, there are still difficulties in standardizing the output of ASR such as capitalization…

Computation and Language · Computer Science 2019-08-08 Binh Nguyen , Vu Bao Hung Nguyen , Hien Nguyen , Pham Ngoc Phuong , The-Loc Nguyen , Quoc Truong Do , Luong Chi Mai

Speaker diarization (SD) is typically used with an automatic speech recognition (ASR) system to ascribe speaker labels to recognized words. The conventional approach reconciles outputs from independently optimized ASR and SD systems, where…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-20 Rohit Paturi , Sundararajan Srinivasan , Xiang Li

For real-world deployment of automatic speech recognition (ASR), the system is desired to be capable of fast inference while relieving the requirement of computational resources. The recently proposed end-to-end ASR system based on…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-17 Yosuke Higuchi , Hirofumi Inaguma , Shinji Watanabe , Tetsuji Ogawa , Tetsunori Kobayashi

Off-the-shelf pre-trained Automatic Speech Recognition (ASR) systems are an increasingly viable service for companies of any size building speech-based products. While these ASR systems are trained on large amounts of data, domain mismatch…

Audio and Speech Processing · Electrical Eng. & Systems 2020-03-18 Anirudh Mani , Shruti Palaskar , Nimshi Venkat Meripo , Sandeep Konam , Florian Metze

End-to-end approaches for automatic speech recognition (ASR) benefit from directly modeling the probability of the word sequence given the input audio stream in a single neural network. However, compared to conventional ASR systems, these…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-19 Ankur Gandhe , Ariya Rastrow