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Audio pattern recognition (APR) is an important research topic and can be applied to several fields related to our lives. Therefore, accurate and efficient APR systems need to be developed as they are useful in real applications. In this…

Sound · Computer Science 2022-07-21 Sergey Verbitskiy , Vladimir Berikov , Viacheslav Vyshegorodtsev

Efficient processing of large-scale time series data is an intricate problem in machine learning. Conventional sensor signal processing pipelines with hand engineered feature extraction often involve huge computational cost with high…

In this paper, we present an improved feedforward sequential memory networks (FSMN) architecture, namely Deep-FSMN (DFSMN), by introducing skip connections between memory blocks in adjacent layers. These skip connections enable the…

Neural and Evolutionary Computing · Computer Science 2018-03-15 Shiliang Zhang , Ming Lei , Zhijie Yan , Lirong Dai

Recent works have shown that Deep Recurrent Neural Networks using the LSTM architecture can achieve strong single-channel speech enhancement by estimating time-frequency masks. However, these models do not naturally generalize to…

Sound · Computer Science 2020-12-04 Felix Grezes , Zhaoheng Ni , Viet Anh Trinh , Michael Mandel

In deep neural networks with convolutional layers, each layer typically has fixed-size/single-resolution receptive field (RF). Convolutional layers with a large RF capture global information from the input features, while layers with small…

Sound · Computer Science 2017-11-01 Emad M. Grais , Hagen Wierstorf , Dominic Ward , Mark D. Plumbley

Sound events often occur in unstructured environments where they exhibit wide variations in their frequency content and temporal structure. Convolutional neural networks (CNN) are able to extract higher level features that are invariant to…

Machine Learning · Computer Science 2017-05-31 Emre Çakır , Giambattista Parascandolo , Toni Heittola , Heikki Huttunen , Tuomas Virtanen

There is a growing interest in the speech community in developing Recurrent Neural Network Transducer (RNN-T) models for automatic speech recognition (ASR) applications. RNN-T is trained with a loss function that does not enforce temporal…

Computation and Language · Computer Science 2020-11-20 Jay Mahadeokar , Yuan Shangguan , Duc Le , Gil Keren , Hang Su , Thong Le , Ching-Feng Yeh , Christian Fuegen , Michael L. Seltzer

State-of-the-art speech recognition systems typically employ neural network acoustic models. However, compared to Gaussian mixture models, deep neural network (DNN) based acoustic models often have many more model parameters, making it…

Computation and Language · Computer Science 2017-04-27 Liang Lu , Steve Renals

The anatomical location of imaging features is of crucial importance for accurate diagnosis in many medical tasks. Convolutional neural networks (CNN) have had huge successes in computer vision, but they lack the natural ability to…

Computer Vision and Pattern Recognition · Computer Science 2016-11-01 Mohsen Ghafoorian , Nico Karssemeijer , Tom Heskes , Inge van Uden , Clara Sanchez , Geert Litjens , Frank-Erik de Leeuw , Bram van Ginneken , Elena Marchiori , Bram Platel

In the field of text-independent speaker recognition, dynamic models that adapt along the time axis have been proposed to consider the phoneme-varying characteristics of speech. However, a detailed analysis of how dynamic models work…

Audio and Speech Processing · Electrical Eng. & Systems 2022-02-09 Seong-Hu Kim , Hyeonuk Nam , Yong-Hwa Park

It has been shown that the intelligibility of noisy speech can be improved by speech enhancement algorithms. However, speech enhancement has not been established as an effective frontend for robust automatic speech recognition (ASR) in…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-22 Yufeng Yang , Ashutosh Pandey , DeLiang Wang

Convolutional neural networks (CNN) have improved speech recognition performance greatly by exploiting localized time-frequency patterns. But these patterns are assumed to appear in symmetric and rigid kernels by the conventional CNN…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-19 Jiamin Xie , John H. L. Hansen

Recently, deep neural networks (DNNs) have been successfully used for speech enhancement, and DNN-based speech enhancement is becoming an attractive research area. While time-frequency masking based on the short-time Fourier transform…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-21 Yuichiro Koyama , Tyler Vuong , Stefan Uhlich , Bhiksha Raj

For millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) systems, hybrid processing architecture is usually used to reduce the complexity and cost, which poses a very challenging issue in channel estimation. In this paper,…

Information Theory · Computer Science 2021-04-26 Peihao Dong , Hua Zhang , Geoffrey Ye Li , Ivan Simoes Gaspar , Navid NaderiAlizadeh

Despite the advancements in cutting-edge technologies, audio signal processing continues to pose challenges and lacks the precision of a human speech processing system. To address these challenges, we propose a novel approach to simplify…

Sound · Computer Science 2026-03-26 Rinku Sebastian , Simon O'Keefe , Martin Trefzer

We propose a novel method for Acoustic Event Detection (AED). In contrast to speech, sounds coming from acoustic events may be produced by a wide variety of sources. Furthermore, distinguishing them often requires analyzing an extended time…

Sound · Computer Science 2016-12-09 Naoya Takahashi , Michael Gygli , Beat Pfister , Luc Van Gool

We propose a new method, Patch-CNN, for diffusion tensor (DT) estimation from only six-direction diffusion weighted images (DWI). Deep learning-based methods have been recently proposed for dMRI parameter estimation, using either voxel-wise…

Computer Vision and Pattern Recognition · Computer Science 2023-07-06 Tobias Goodwin-Allcock , Ting Gong , Robert Gray , Parashkev Nachev , Hui Zhang

We present an efficient speech separation neural network, ARFDCN, which combines dilated convolutions, multi-scale fusion (MSF), and channel attention to overcome the limited receptive field of convolution-based networks and the high…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-12 Junyu Wang

Federated learning is a promising distributed training paradigm that effectively safeguards data privacy. However, it may involve significant communication costs, which hinders training efficiency. In this paper, we aim to enhance…

Machine Learning · Computer Science 2024-10-01 Shiwei Li , Yingyi Cheng , Haozhao Wang , Xing Tang , Shijie Xu , Weihong Luo , Yuhua Li , Dugang Liu , Xiuqiang He , Ruixuan Li

Recent studies focus on developing efficient systems for acoustic scene classification (ASC) using convolutional neural networks (CNNs), which typically consist of consecutive kernels. This paper highlights the benefits of using separate…

Sound · Computer Science 2024-05-30 Yiqiang Cai , Peihong Zhang , Shengchen Li