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Speech recognition, especially name recognition, is widely used in phone services such as company directory dialers, stock quote providers or location finders. It is usually challenging due to pronunciation variations. This paper proposes…

Computation and Language · Computer Science 2016-06-29 Zhenhao Ge , Aravind Ganapathiraju , Ananth N. Iyer , Scott A. Randal , Felix I. Wyss

In recent years, speech-based self-supervised learning (SSL) has made significant progress in various tasks, including automatic speech recognition (ASR). An ASR model with decent performance can be realized by fine-tuning an SSL model with…

Audio and Speech Processing · Electrical Eng. & Systems 2023-08-30 Zhisheng Zheng , Ziyang Ma , Yu Wang , Xie Chen

One of limitations in end-to-end automatic speech recognition (ASR) framework is its performance would be compromised if train-test utterance lengths are mismatched. In this paper, we propose an on-the-fly random utterance concatenation…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-26 Yist Y. Lin , Tao Han , Haihua Xu , Van Tung Pham , Yerbolat Khassanov , Tze Yuang Chong , Yi He , Lu Lu , Zejun Ma

The amount of freely available systems for automatic speech recognition (ASR) based on neural networks is growing steadily, with equally increasingly reliable predictions. However, the evaluation of trained models is typically exclusively…

Computation and Language · Computer Science 2022-04-13 Johannes Wirth , Rene Peinl

Punctuation restoration is an important task in automatic speech recognition (ASR) which aim to restore the syntactic structure of generated ASR texts to improve readability. While punctuated texts are abundant from written documents, the…

Computation and Language · Computer Science 2023-07-25 Viet Dac Lai , Abel Salinas , Hao Tan , Trung Bui , Quan Tran , Seunghyun Yoon , Hanieh Deilamsalehy , Franck Dernoncourt , Thien Huu Nguyen

Conversational speech normally is embodied with loose syntactic structures at the utterance level but simultaneously exhibits topical coherence relations across consecutive utterances. Prior work has shown that capturing longer context…

Computation and Language · Computer Science 2022-06-02 Bi-Cheng Yan , Hsin-Wei Wang , Shih-Hsuan Chiu , Hsuan-Sheng Chiu , Berlin Chen

Modern speech synthesis systems have improved significantly, with synthetic speech being indistinguishable from real speech. However, efficient and holistic evaluation of synthetic speech still remains a significant challenge. Human…

Computation and Language · Computer Science 2023-10-03 Dareen Alharthi , Roshan Sharma , Hira Dhamyal , Soumi Maiti , Bhiksha Raj , Rita Singh

Contextual ASR, which takes a list of bias terms as input along with audio, has drawn recent interest as ASR use becomes more widespread. We are releasing contextual biasing lists to accompany the Earnings21 dataset, creating a public…

Computation and Language · Computer Science 2022-09-07 Jennifer Drexler Fox , Natalie Delworth

Nowadays, research in speech technologies has gotten a lot out thanks to recently created public domain corpora that contain thousands of recording hours. These large amounts of data are very helpful for training the new complex models…

Audio and Speech Processing · Electrical Eng. & Systems 2021-05-12 Guillermo Cámbara , Alex Peiró-Lilja , Mireia Farrús , Jordi Luque

A common problem for automatic speech recognition systems is how to recognize words that they did not see during training. Currently there is no established method of evaluating different techniques for tackling this problem. We propose…

Computation and Language · Computer Science 2021-07-20 Rudolf A. Braun , Srikanth Madikeri , Petr Motlicek

This study investigates the performance of personalized automatic speech recognition (ASR) for recognizing disordered speech using small amounts of per-speaker adaptation data. We trained personalized models for 195 individuals with…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-12 Jimmy Tobin , Katrin Tomanek

Thanks to the rise of self-supervised learning, automatic speech recognition (ASR) systems now achieve near-human performance on a wide variety of datasets. However, they still lack generalization capability and are not robust to domain…

Machine Learning · Computer Science 2023-03-15 Lucas Maison , Yannick Estève

We propose a new method for the calculation of error rates in Automatic Speech Recognition (ASR). This new metric is for languages that contain half characters and where the same character can be written in different forms. We implement our…

Computation and Language · Computer Science 2022-06-16 Priyanshi Shah , Harveen Singh Chadha , Anirudh Gupta , Ankur Dhuriya , Neeraj Chhimwal , Rishabh Gaur , Vivek Raghavan

Recently, self-supervised pre-training has gained success in automatic speech recognition (ASR). However, considering the difference between speech accents in real scenarios, how to identify accents and use accent features to improve ASR is…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-16 Keqi Deng , Songjun Cao , Long Ma

Automatic speech recognition (ASR) models are normally trained to operate over single utterances, with a short duration of less than 30 seconds. This choice has been made in part due to computational constraints, but also reflects a common,…

Audio and Speech Processing · Electrical Eng. & Systems 2026-02-11 Robert Flynn , Anton Ragni

Recent advancements in supervised automatic speech recognition (ASR) have achieved remarkable performance, largely due to the growing availability of large transcribed speech corpora. However, most languages lack sufficient paired speech…

Computation and Language · Computer Science 2025-01-10 Junrui Ni , Liming Wang , Yang Zhang , Kaizhi Qian , Heting Gao , Mark Hasegawa-Johnson , Chang D. Yoo

Automatic Speech Recognition (ASR) performance for low-resource languages is still far behind that of higher-resource languages such as English, due to a lack of sufficient labeled data. State-of-the-art methods deploy self-supervised…

Computation and Language · Computer Science 2025-02-10 Reihaneh Amooie , Wietse de Vries , Yun Hao , Jelske Dijkstra , Matt Coler , Martijn Wieling

Acoustic-to-word (A2W) end-to-end automatic speech recognition (ASR) systems have attracted attention because of an extremely simplified architecture and fast decoding. To alleviate data sparseness issues due to infrequent words, the…

Computation and Language · Computer Science 2019-09-27 Hirofumi Inaguma , Masato Mimura , Shinsuke Sakai , Tatsuya Kawahara

Automatic Speech Recognition (ASR) transcription errors are commonly assessed using metrics that compare them with a reference transcription, such as Word Error Rate (WER), which measures spelling deviations from the reference, or semantic…

Computation and Language · Computer Science 2025-01-22 Antoine Tholly , Jane Wottawa , Mickael Rouvier , Richard Dufour

Automatic Speech Recognition (ASR) traditionally assumes known domains, but adding data from a new domain raises concerns about computational inefficiencies linked to retraining models on both existing and new domains. Fine-tuning solely on…

Computation and Language · Computer Science 2024-09-25 Devang Kulshreshtha , Saket Dingliwal , Brady Houston , Nikolaos Pappas , Srikanth Ronanki