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Related papers: Phonetically-Oriented Word Error Alignment for Spe…

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Recognizer Output Voting Error Reduction (ROVER) has been widely used for system combination in automatic speech recognition (ASR). In order to select the most appropriate words to insert at each position in the output transcriptions, some…

Computation and Language · Computer Science 2017-06-23 Shahab Jalalvand , Matteo Negri , Daniele Falavigna , Marco Matassoni , Marco Turchi

Acoustic word embeddings (AWEs) are discriminative representations of speech segments, and learned embedding space reflects the phonetic similarity between words. With multi-view learning, where text labels are considered as supplementary…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-28 Myunghun Jung , Hoirin Kim

Regularization of neural machine translation is still a significant problem, especially in low-resource settings. To mollify this problem, we propose regressing word embeddings (ReWE) as a new regularization technique in a system that is…

Computation and Language · Computer Science 2019-04-05 Inigo Jauregi Unanue , Ehsan Zare Borzeshi , Nazanin Esmaili , Massimo Piccardi

In automatic speech recognition (ASR), recurrent neural language models (RNNLM) are typically used to refine hypotheses in the form of lattices or n-best lists, which are generated by a beam search decoder with a weaker language model. The…

Computation and Language · Computer Science 2018-11-09 Rémi Francis , Tom Ash , Will Williams

The accuracy of Automated Speech Recognition (ASR) technology has improved, but it is still imperfect in many settings. Researchers who evaluate ASR performance often focus on improving the Word Error Rate (WER) metric, but WER has been…

Human-Computer Interaction · Computer Science 2017-12-29 Sushant Kafle , Matt Huenerfauth

Under noisy conditions, speech recognition systems suffer from high Word Error Rates (WER). In such cases, information from the visual modality comprising the speaker lip movements can help improve the performance. In this work, we propose…

Audio and Speech Processing · Electrical Eng. & Systems 2020-01-30 Rohith Aralikatti , Sharad Roy , Abhinav Thanda , Dilip Kumar Margam , Pujitha Appan Kandala , Tanay Sharma , Shankar M Venkatesan

Whisper fails to correctly transcribe dementia speech because persons with dementia (PwDs) often exhibit irregular speech patterns and disfluencies such as pauses, repetitions, and fragmented sentences. It was trained on standard speech and…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-29 Emmanuel Akinrintoyo , Nadine Abdelhalim , Nicole Salomons

Speech foundation models (SFMs), such as Open Whisper-Style Speech Models (OWSM), are trained on massive datasets to achieve accurate automatic speech recognition. However, even SFMs struggle to accurately recognize rare and unseen words.…

Sound · Computer Science 2025-06-12 Yui Sudo , Yusuke Fujita , Atsushi Kojima , Tomoya Mizumoto , Lianbo Liu

State-of-the-art neural language models (LMs) represented by Transformers are highly complex. Their use of fixed, deterministic parameter estimates fail to account for model uncertainty and lead to over-fitting and poor generalization when…

Computation and Language · Computer Science 2021-02-10 Boyang Xue , Jianwei Yu , Junhao Xu , Shansong Liu , Shoukang Hu , Zi Ye , Mengzhe Geng , Xunying Liu , Helen Meng

Attention-based models have recently shown great performance on a range of tasks, such as speech recognition, machine translation, and image captioning due to their ability to summarize relevant information that expands through the entire…

Audio and Speech Processing · Electrical Eng. & Systems 2018-02-02 F A Rezaur Rahman Chowdhury , Quan Wang , Ignacio Lopez Moreno , Li Wan

This paper is focused on the finetuning of acoustic models for speaker adaptation goals on a given gender. We pretrained the Transformer baseline model on Librispeech-960 and conduct experiments with finetuning on the gender-specific test…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-18 Sokolov Artem , Andrey V. Savchenko

Training large foundation models using self-supervised objectives on unlabeled data, followed by fine-tuning on downstream tasks, has emerged as a standard procedure. Unfortunately, the efficacy of this approach is often constrained by both…

The advent of Large Language Models (LLM) has reformed the Automatic Speech Recognition (ASR). Prompting LLM with audio embeddings to generate transcriptions becomes the new state-of-the-art ASR. Despite LLMs being trained with an extensive…

Computation and Language · Computer Science 2024-12-11 Yingyi Ma , Zhe Liu , Ozlem Kalinli

Most of the previous approaches to lyrics-to-audio alignment used a pre-developed automatic speech recognition (ASR) system that innately suffered from several difficulties to adapt the speech model to individual singers. A significant…

Sound · Computer Science 2020-10-29 Sungkyun Chang , Kyogu Lee

One of the most difficult speech recognition tasks is accurate recognition of human to human communication. Advances in deep learning over the last few years have produced major speech recognition improvements on the representative…

With the rise of bidirectional encoder representations from Transformer models in natural language processing, the speech community has adopted some of their development methodologies. Therefore, the Wav2Vec models were introduced to reduce…

Computation and Language · Computer Science 2023-07-03 Andrei-Marius Avram , Răzvan-Alexandru Smădu , Vasile Păiş , Dumitru-Clementin Cercel , Radu Ion , Dan Tufiş

This paper proposes an unsupervised data selection method by using a submodular function based on contrastive loss ratios of target and training data sets. A model using a contrastive loss function is trained on both sets. Then the ratio of…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-26 Chanho Park , Rehan Ahmad , Thomas Hain

Automatic pronunciation error detection (APED) plays an important role in the domain of language learning. As for the previous ASR-based APED methods, the decoded results need to be aligned with the target text so that the errors can be…

Audio and Speech Processing · Electrical Eng. & Systems 2021-05-06 Zhan Zhang , Yuehai Wang , Jianyi Yang

Today, many state-of-the-art automatic speech recognition (ASR) systems apply all-neural models that map audio to word sequences trained end-to-end along one global optimisation criterion in a fully data driven fashion. These models allow…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-11 Xianrui Zheng , Yulan Liu , Deniz Gunceler , Daniel Willett

For various speech-related tasks, confidence scores from a speech recogniser are a useful measure to assess the quality of transcriptions. In traditional hidden Markov model-based automatic speech recognition (ASR) systems, confidence…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-27 Qiujia Li , David Qiu , Yu Zhang , Bo Li , Yanzhang He , Philip C. Woodland , Liangliang Cao , Trevor Strohman