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This study investigates the impact of integrating a dataset of disordered speech recordings ($\sim$1,000 hours) into the fine-tuning of a near state-of-the-art ASR baseline system. Contrary to what one might expect, despite the data being…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-22 Jimmy Tobin , Katrin Tomanek , Subhashini Venugopalan

Scientific machine learning has been successfully applied to inverse problems and PDE discovery in computational physics. One caveat concerning current methods is the need for large amounts of ("clean") data, in order to characterize the…

Numerical Analysis · Mathematics 2021-11-30 Christophe Bonneville , Christopher J. Earls

Despite exceptional predictive performance of Deep sequence models (DSMs), the main concern of their deployment centers around the lack of uncertainty awareness. In contrast, probabilistic models quantify the uncertainty associated with…

Machine Learning · Computer Science 2026-03-03 Wenlong Chen

In this paper, a CNN-based structure for the time-frequency localization of information is proposed for Persian speech recognition. Research has shown that the receptive fields' spectrotemporal plasticity of some neurons in mammals' primary…

Sound · Computer Science 2022-09-01 Arash Dehghani , Seyyed Ali Seyyedsalehi

In this work we explore a straightforward variational Bayes scheme for Recurrent Neural Networks. Firstly, we show that a simple adaptation of truncated backpropagation through time can yield good quality uncertainty estimates and superior…

Machine Learning · Computer Science 2019-05-13 Meire Fortunato , Charles Blundell , Oriol Vinyals

Deep Feedforward Sequential Memory Network (DFSMN) has shown superior performance on speech recognition tasks. Based on this work, we propose a novel network architecture which introduces pyramidal memory structure to represent various…

Sound · Computer Science 2018-11-01 Xuerui Yang , Jiwei Li , Xi Zhou

Disordered speech recognition is a highly challenging task. The underlying neuro-motor conditions of people with speech disorders, often compounded with co-occurring physical disabilities, lead to the difficulty in collecting large…

Sound · Computer Science 2022-01-20 Mengzhe Geng , Xurong Xie , Shansong Liu , Jianwei Yu , Shoukang Hu , Xunying Liu , Helen Meng

In this paper we present BayesLDM, a system for Bayesian longitudinal data modeling consisting of a high-level modeling language with specific features for modeling complex multivariate time series data coupled with a compiler that can…

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

Automatic recognition of disordered speech remains a highly challenging task to date due to data scarcity. This paper presents a reinforcement learning (RL) based on-the-fly data augmentation approach for training state-of-the-art PyChain…

Audio and Speech Processing · Electrical Eng. & Systems 2023-12-15 Zengrui Jin , Xurong Xie , Tianzi Wang , Mengzhe Geng , Jiajun Deng , Guinan Li , Shujie Hu , Xunying Liu

Target speech separation is the process of filtering a certain speaker's voice out of speech mixtures according to the additional speaker identity information provided. Recent works have made considerable improvement by processing signals…

Sound · Computer Science 2021-09-28 Qingjian Lin , Lin Yang , Xuyang Wang , Luyuan Xie , Chen Jia , Junjie Wang

Bayesian neural networks (BNNs) are state-of-the-art machine learning methods that can naturally regularize and systematically quantify uncertainties using their stochastic parameters. Kullback-Leibler (KL) divergence-based variational…

Machine Learning · Computer Science 2024-12-10 Ponkrshnan Thiagarajan , Susanta Ghosh

We propose a Bayesian neural network-based continual learning algorithm using Variational Inference, aiming to overcome several drawbacks of existing methods. Specifically, in continual learning scenarios, storing network parameters at each…

Machine Learning · Computer Science 2024-11-22 Sanchar Palit , Biplab Banerjee , Subhasis Chaudhuri

Artificial intelligence has achieved notable results in sign language recognition and translation. However, relatively few efforts have been made to significantly improve the quality of life for the 72 million hearing-impaired people…

Computers and Society · Computer Science 2025-01-14 Yulong Li , Bolin Ren , Ke Hu , Changyuan Liu , Zhengyong Jiang , Kang Dang , Jionglong Su

Large language models (LLMs) have become proficient at solving a wide variety of tasks, including those involving multi-modal inputs. In particular, instantiating an LLM (such as LLaMA) with a speech encoder and training it on paired data…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-13 Desh Raj , Gil Keren , Junteng Jia , Jay Mahadeokar , Ozlem Kalinli

Sequence-to-sequence attention-based models on subword units allow simple open-vocabulary end-to-end speech recognition. In this work, we show that such models can achieve competitive results on the Switchboard 300h and LibriSpeech 1000h…

Computation and Language · Computer Science 2019-08-06 Albert Zeyer , Kazuki Irie , Ralf Schlüter , Hermann Ney

We develop a Bayesian nonparametric model for reconstructing magnetic resonance images (MRI) from highly undersampled k-space data. We perform dictionary learning as part of the image reconstruction process. To this end, we use the beta…

Computer Vision and Pattern Recognition · Computer Science 2015-06-15 Yue Huang , John Paisley , Qin Lin , Xinghao Ding , Xueyang Fu , Xiao-ping Zhang

We propose an end-to-end speech enhancement method with trainable time-frequency~(T-F) transform based on invertible deep neural network~(DNN). The resent development of speech enhancement is brought by using DNN. The ordinary DNN-based…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-17 Daiki Takeuchi , Kohei Yatabe , Yuma Koizumi , Yasuhiro Oikawa , Noboru Harada

In this paper, we present a time-contrastive learning (TCL) based bottleneck (BN)feature extraction method for speech signals with an application to text-dependent (TD) speaker verification (SV). It is well-known that speech signals exhibit…

Sound · Computer Science 2019-05-14 Achintya Kr. Sarkar , Zheng-Hua Tan

Constrained optimization problems arise in various engineering systems such as inventory management and power grids. Standard deep neural network (DNN) based machine learning proxies are ineffective in practical settings where labeled data…

Machine Learning · Computer Science 2025-06-09 Parikshit Pareek , Abhijith Jayakumar , Kaarthik Sundar , Deepjyoti Deka , Sidhant Misra