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Related papers: Spacetime transformation acoustics

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Audio texture manipulation involves modifying the perceptual characteristics of a sound to achieve specific transformations, such as adding, removing, or replacing auditory elements. In this paper, we propose an exemplar-based analogy model…

Sound · Computer Science 2025-01-22 Kan Jen Cheng , Tingle Li , Gopala Anumanchipalli

Spoken Language Models (SLMs) are increasingly central to modern speech-driven applications, but performance degrades under acoustic shift - real-world noise, reverberation, and microphone variation. Prior solutions rely on offline domain…

We analyze shortcuts to adiabaticity (STA) and their completions for the quantum harmonic oscillator (QHO) with time-dependent frequency, as well as for quantum field theory (QFT) in non-stationary backgrounds. We exploit the analogy with…

Quantum Physics · Physics 2026-01-19 Fernando C. Lombardo , Francisco D. Mazzitelli

Open compound domain adaptation (OCDA) has emerged as a practical adaptation setting which considers a single labeled source domain against a compound of multi-modal unlabeled target data in order to generalize better on novel unseen…

Computer Vision and Pattern Recognition · Computer Science 2022-07-06 Jogendra Nath Kundu , Akshay Kulkarni , Suvaansh Bhambri , Varun Jampani , R. Venkatesh Babu

Continual Test-Time Adaptation (CTTA) aims to empower perception systems to handle dynamic distribution shifts encountered after deployment. Existing methods predominantly follow a backward-alignment paradigm, which rigidly aligns incoming…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Zhilin Zhu , Yabin Wang , Zhiheng Ma , Yaguang Song , Yaowei Wang , Xiaopeng Hong

As we interact with the world, for example when we communicate with our colleagues in a large open space or meeting room, we continuously analyse the surrounding environment and, in particular, localise and recognise acoustic events. While…

Sound · Computer Science 2019-04-02 Pawel Swietojanski , Ondrej Miksik

Automatic music transcription (AMT) is one of the most challenging tasks in the music information retrieval domain. It is the process of converting an audio recording of music into a symbolic representation containing information about the…

Sound · Computer Science 2023-05-02 Michał Leś , Michał Woźniak

Audio and video are two most common modalities in the mainstream media platforms, e.g., YouTube. To learn from multimodal videos effectively, in this work, we propose a novel audio-video recognition approach termed audio video Transformer,…

Computer Vision and Pattern Recognition · Computer Science 2024-01-10 Wentao Zhu

A cylindrical pipe with closed ends and with a partition in-between exhibits acoustic modes in the two, thus formed, one-dimensional cavities at certain frequencies. A partial transmission through the partition leads to interaction between…

Physics Education · Physics 2024-06-19 Arjit Kant Gupta , Anjan K. Gupta

Vision Transformers (ViTs) have demonstrated superior performance across a wide range of computer vision tasks. However, structured noise artifacts in their feature maps hinder downstream applications such as segmentation and depth…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Sumit Mamtani

A key challenge in synthesizing audios from silent videos is the inherent trade-off between synthesis quality and inference efficiency in existing methods. For instance, flow matching based models rely on modeling instantaneous velocity,…

Sound · Computer Science 2025-09-09 Xiaoran Yang , Jianxuan Yang , Xinyue Guo , Haoyu Wang , Ningning Pan , Gongping Huang

This letter introduces an innovative method to enhance the quality of audio time stretching by precisely decomposing a sound into sines, transients, and noise and by improving the processing of the latter component. While there are…

Audio and Speech Processing · Electrical Eng. & Systems 2023-12-25 Eloi Moliner , Leonardo Fierro , Alec Wright , Matti Hämäläinen , Vesa Välimäki

Progress in the development of coupled atomistic-continuum methods for simulations of critical dynamic material behavior has been hampered by a spurious wave reflection problem at the atomistic-continuum interface. This problem is mainly…

Materials Science · Physics 2017-12-06 Xiang Chen , Adrian Diaz , Liming Xiong , David L. McDowell , Youping Chen

The rapid advancement of artificial intelligence (AI) has enabled sophisticated audio generation and voice cloning technologies, posing significant security risks for applications reliant on voice authentication. While existing datasets and…

Sound · Computer Science 2025-05-22 Kunyang Huang , Bin Hu

Collecting sufficient amount of data that can represent various acoustic environmental attributes is a critical problem for distributed acoustic machine learning. Several audio data augmentation techniques have been introduced to address…

Sound · Computer Science 2021-01-07 Chunheng Jiang , Jae-wook Ahn , Nirmit Desai

The transformation theory of optics and acoustics is developed for the equations of linear anisotropic elasticity. The transformed equations correspond to non-unique material properties that can be varied for a given transformation by…

Materials Science · Physics 2011-06-28 A. N. Norris , A. L. Shuvalov

This paper introduces Timestep-Adaptive Representation Alignment with Onset-Aware Conditioning (TARO), a novel framework for high-fidelity and temporally coherent video-to-audio synthesis. Built upon flow-based transformers, which offer…

Sound · Computer Science 2025-10-13 Tri Ton , Ji Woo Hong , Chang D. Yoo

Negative refraction plays an important role in acoustic wave manipulation and imaging. However, conventional systems based on acoustic metamaterials suffer from the limits induced by loss-related and resolution issues. In this work, a…

Applied Physics · Physics 2019-11-11 Jun Lan , Xiaowei Zhang , Liwei Wang , Yun Lai , Xiaozhou Liu

We are interested in a novel task, namely low-resource text-to-talking avatar. Given only a few-minute-long talking person video with the audio track as the training data and arbitrary texts as the driving input, we aim to synthesize…

Computer Vision and Pattern Recognition · Computer Science 2023-08-03 Zhenhui Ye , Ziyue Jiang , Yi Ren , Jinglin Liu , Chen Zhang , Xiang Yin , Zejun Ma , Zhou Zhao

Balanced Singular Perturbation Approximation (SPA) is a model order reduction method for linear time-invariant systems that guarantees asymptotic stability and for which there exists an a priori error bound. In that respect, it is similar…

Numerical Analysis · Mathematics 2023-03-10 Björn Liljegren-Sailer , Ion Victor Gosea