English
Related papers

Related papers: Predicting word error rate for reverberant speech

200 papers

While Automatic Speech Recognition (ASR) is typically benchmarked by word error rate (WER), real-world applications ultimately hinge on semantic fidelity. This mismatch is particularly problematic for dysarthric speech, where articulatory…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-30 Xiuwen Zheng , Sixun Dong , Bornali Phukon , Mark Hasegawa-Johnson , Chang D. Yoo

Word error rate (WER) as a metric has a variety of limitations that have plagued the field of speech recognition. Evaluation datasets suffer from varying style, formality, and inherent ambiguity of the transcription task. In this work, we…

We introduce Whisper-RIR-Mega, a benchmark dataset of paired clean and reverberant speech for evaluating automatic speech recognition (ASR) robustness to room acoustics. Each sample pairs a clean LibriSpeech utterance with the same…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-17 Mandip Goswami

Error correction techniques have been used to refine the output sentences from automatic speech recognition (ASR) models and achieve a lower word error rate (WER). Previous works usually adopt end-to-end models and has strong dependency on…

Computation and Language · Computer Science 2024-01-12 Jiaxin Guo , Minghan Wang , Xiaosong Qiao , Daimeng Wei , Hengchao Shang , Zongyao Li , Zhengzhe Yu , Yinglu Li , Chang Su , Min Zhang , Shimin Tao , Hao Yang

Speech-to-text errors made by automatic speech recognition (ASR) systems negatively impact downstream models. Error correction models as a post-processing text editing method have been recently developed for refining the ASR outputs.…

Computation and Language · Computer Science 2023-06-22 Ziji Zhang , Zhehui Wang , Rajesh Kamma , Sharanya Eswaran , Narayanan Sadagopan

Transformers, originally proposed for natural language processing (NLP) tasks, have recently achieved great success in automatic speech recognition (ASR). However, adjacent acoustic units (i.e., frames) are highly correlated, and…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-20 Yangyang Shi , Yongqiang Wang , Chunyang Wu , Christian Fuegen , Frank Zhang , Duc Le , Ching-Feng Yeh , Michael L. Seltzer

In this article, we provide a model to estimate a real-valued measure of the intelligibility of individual speech segments. We trained regression models based on Convolutional Neural Networks (CNN) for stop consonants…

Audio and Speech Processing · Electrical Eng. & Systems 2021-03-29 Ali Abavisani , Mark Hasegawa-Johnson

Despite recent advancements in deep learning technologies, Child Speech Recognition remains a challenging task. Current Automatic Speech Recognition (ASR) models require substantial amounts of annotated data for training, which is scarce.…

Audio and Speech Processing · Electrical Eng. & Systems 2023-02-14 Rishabh Jain , Andrei Barcovschi , Mariam Yiwere , Dan Bigioi , Peter Corcoran , Horia Cucu

Word Error Rate (WER) mischaracterizes ASR models' performance for African languages by combining phonological, tone, and other linguistic errors into a single lexical error. By contrast, Feature Error Rate (FER) has recently attracted…

Computation and Language · Computer Science 2026-02-05 Fei-Yueh Chen , Lateef Adeleke , C. M. Downey

Speaker adaptation techniques provide a powerful solution to customise automatic speech recognition (ASR) systems for individual users. Practical application of unsupervised model-based speaker adaptation techniques to data intensive…

Audio and Speech Processing · Electrical Eng. & Systems 2023-02-16 Jiajun Deng , Xurong Xie , Tianzi Wang , Mingyu Cui , Boyang Xue , Zengrui Jin , Guinan Li , Shujie Hu , Xunying Liu

We study the problem of evaluating automatic speech recognition (ASR) systems that target dialectal speech input. A major challenge in this case is that the orthography of dialects is typically not standardized. From an ASR evaluation…

Computation and Language · Computer Science 2017-09-25 Ahmed Ali , Preslav Nakov , Peter Bell , Steve Renals

Error correction techniques have been used to refine the output sentences from automatic speech recognition (ASR) models and achieve a lower word error rate (WER) than original ASR outputs. Previous works usually use a sequence-to-sequence…

Computation and Language · Computer Science 2022-11-30 Yichong Leng , Xu Tan , Linchen Zhu , Jin Xu , Renqian Luo , Linquan Liu , Tao Qin , Xiang-Yang Li , Ed Lin , Tie-Yan Liu

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

This paper addresses the problem of automatic speech recognition (ASR) of a target speaker in background speech. The novelty of our approach is that we focus on a wakeup keyword, which is usually used for activating ASR systems like smart…

Audio and Speech Processing · Electrical Eng. & Systems 2018-11-08 Yusuke Kida , Dung Tran , Motoi Omachi , Toru Taniguchi , Yuya Fujita

The reverberation time (T60) and the direct-to-reverberant ratio (DRR) are commonly used to characterize room acoustic environments. Both parameters can be measured from an acoustic impulse response (AIR) or using blind estimation methods…

Sound · Computer Science 2019-10-23 Nicholas J. Bryan

Recent advances in automatic speech recognition (ASR) and speech enhancement have led to a widespread assumption that improving perceptual audio quality should directly benefit recognition accuracy. In this work, we rigorously examine…

Sound · Computer Science 2026-03-06 Akif Islam , Raufun Nahar , Md. Ekramul Hamid

We propose a novel approach for blind room impulse response (RIR) estimation systems in the context of a downstream application scenario, far-field automatic speech recognition (ASR). We first draw the connection between improved RIR…

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

Modern automatic speech recognition (ASR) systems have achieved superhuman Word Error Rate (WER) on many common corpora despite lacking adequate performance on speech in the wild. Beyond that, there is a lack of real-world, accented corpora…

Computation and Language · Computer Science 2022-03-30 Miguel Del Rio , Peter Ha , Quinten McNamara , Corey Miller , Shipra Chandra

Speech separation has been successfully applied as a frontend processing module of conversation transcription systems thanks to its ability to handle overlapped speech and its flexibility to combine with downstream tasks such as automatic…

Audio and Speech Processing · Electrical Eng. & Systems 2021-07-06 Jian Wu , Zhuo Chen , Sanyuan Chen , Yu Wu , Takuya Yoshioka , Naoyuki Kanda , Shujie Liu , Jinyu Li