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Related papers: Spacetime transformation acoustics

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To alleviate the data scarcity problem in End-to-end speech translation (ST), pre-training on data for speech recognition and machine translation is considered as an important technique. However, the modality gap between speech and text…

Computation and Language · Computer Science 2022-12-20 Xingshan Zeng , Liangyou Li , Qun Liu

Acoustic Power Transfer is a relatively new technology. It is a modern type of a wireless interface, where data signals and supply voltages are transmitted, with the use of mechanical waves, through a medium. The simplest application of…

Sound · Computer Science 2025-05-16 Ippokratis Kochliaridis , Michail E. Kiziroglou

This paper presents an architecture for Ultrasound Beamforming using Synthetic Transmit Aperture with Low Complexity and High SNR for medical imaging. Synthetic Transmit Aperture is a novel approach in ultrasound imaging system by which…

Signal Processing · Electrical Eng. & Systems 2024-07-16 Thenmozhi Elango , Samiyuktha Kalalii , P Rajalakshmi

Test-time adaptation (TTA) aims to boost the generalization capability of a trained model by conducting self-/unsupervised learning during the testing phase. While most existing TTA methods for video primarily utilize visual supervisory…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Runhao Zeng , Qi Deng , Ronghao Zhang , Shuaicheng Niu , Jian Chen , Xiping Hu , Victor C. M. Leung

Binaural Audio Telepresence (BAT) aims to encode the acoustic scene at the far end into binaural signals for the user at the near end. BAT encompasses an immense range of applications that can vary between two extreme modes of Immersive BAT…

Audio and Speech Processing · Electrical Eng. & Systems 2024-05-15 Yicheng Hsu , Mingsian R. Bai

Audio tagging is an important task of mapping audio samples to their corresponding categories. Recently endeavours that exploit transformer models in this field have achieved great success. However, the quadratic self-attention cost limits…

Sound · Computer Science 2024-05-24 Jiaju Lin , Haoxuan Hu

In this article we study the inverse problem of thermoacoustic tomography (TAT) on a medium with attenuation represented by a time- convolution (or memory) term, and whose consideration is motivated by the modeling of ultrasound waves in…

Analysis of PDEs · Mathematics 2017-03-29 Sebastian Acosta , Benjamin Palacios

Non-uniform time stepping in acoustic propagation models can be used to preserve accuracy or reduce computational cost for an acoustic simulation with a wave front propagating through a domain with both heterogeneous and homogenous regions,…

Numerical Analysis · Mathematics 2025-07-11 Matthew J. King , B. E. Treeby , B. T. Cox

Recently, more and more personalized speech enhancement systems (PSE) with excellent performance have been proposed. However, two critical issues still limit the performance and generalization ability of the model: 1) Acoustic environment…

Audio and Speech Processing · Electrical Eng. & Systems 2022-11-23 Xiaofeng Ge , Jiangyu Han , Haixin Guan , Yanhua Long

We estimate articulatory movements in speech production from different modalities - acoustics and phonemes. Acoustic-to articulatory inversion (AAI) is a sequence-to-sequence task. On the other hand, phoneme to articulatory (PTA) motion…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-15 Sathvik Udupa , Anwesha Roy , Abhayjeet Singh , Aravind Illa , Prasanta Kumar Ghosh

An orthogonal discrete auditory transform (ODAT) from sound signal to spectrum is constructed by combining the auditory spreading matrix of Schroeder et al and the time one map of a discrete nonlocal Schr\"odinger equation. Thanks to the…

Numerical Analysis · Mathematics 2007-05-23 Jack Xin , Yingyong Qi

Test-Time Adaptation (TTA) aims to tackle distribution shifts using unlabeled test data without access to the source data. In the context of multimodal data, there are more complex noise patterns than unimodal data such as simultaneous…

Machine Learning · Computer Science 2025-03-05 Zirun Guo , Tao Jin

There has been fascinating work on creating artistic transformations of images by Gatys. This was revolutionary in how we can in some sense alter the 'style' of an image while generally preserving its 'content'. In our work, we present a…

Sound · Computer Science 2024-12-24 Prateek Verma , Julius O. Smith

With the rapid development of spatial audio technologies today, applications in AR, VR, and other scenarios have garnered extensive attention. Unlike traditional mono sound, spatial audio offers a more realistic and immersive auditory…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-21 Zhiyuan Zhu , Yu Zhang , Wenxiang Guo , Changhao Pan , Zhou Zhao

Despite progress in end-to-end ASR, real-world domain mismatches still cause performance drops, which Test-Time Adaptation (TTA) aims to mitigate by adjusting models during inference. Recent work explores combining TTA with external…

Computation and Language · Computer Science 2025-06-16 Wei-Ping Huang , Guan-Ting Lin , Hung-yi Lee

We introduce a stochastic partial differential equation capable of reproducing the main features of spatiotemporal intermittency (STI). Additionally the model displays a noise induced transition from laminarity to the STI regime. We show by…

Condensed Matter · Physics 2009-10-31 M. G. Zimmermann , R. Toral , O. Piro , M. San Miguel

The evolution of acoustic waves can be evaluated in two ways: either as a temporal, or a spatial propagation. Propagating in space provides the considerable advantage of being able to handle dispersion and propagation across interfaces with…

Classical Physics · Physics 2018-06-04 Paul Kinsler

The study of spatial audio and room acoustics aims to create immersive audio experiences by modeling the physics and psychoacoustics of how sound behaves in space. In the long history of this research area, various key technologies have…

Audio and Speech Processing · Electrical Eng. & Systems 2025-03-18 Shoichi Koyama , Enzo De Sena , Prasanga Samarasinghe , Mark R. P. Thomas , Fabio Antonacci

Hybrid beamforming is an attractive solution to build cost-effective and energy-efficient transceivers for millimeter-wave and terahertz systems. However, conventional hybrid beamforming techniques rely on analog components that generate a…

Information Theory · Computer Science 2023-12-20 Vishnu V. Ratnam , Jianhua Mo , Ahmad AlAmmouri , Boon L. Ng , Jianzhong , Zhang , Andreas F. Molisch

Recent foundational models, SSAST, EAT, HuBERT, Qwen-Audio, and Audio Flamingo, achieve top-tier results across standard audio benchmarks but are limited by fixed input rates and durations, hindering their reusability. This paper introduces…

Sound · Computer Science 2025-11-25 Weichuang Shao , Iman Yi Liao , Tomas Henrique Bode Maul , Tissa Chandesa