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A description and analysis are given of a ``speed meter'' for monitoring a classical force that acts on a test mass. This speed meter is based on two microwave resonators (``dual resonators''), one of which couples evanescently to the…

General Relativity and Quantum Cosmology · Physics 2009-10-31 Vladimir B. Braginsky , Mikhail L. Gorodetsky , Farid Ya. Khalili , Kip S. Thorne

Digital audio processing tools offer music researchers the opportunity to examine both non-notated music and music as performance. This chapter summarises the types of information that can be extracted from audio as well as currently…

Sound · Computer Science 2021-11-10 Johanna Devaney

Recent deep learning approaches have achieved impressive performance on visual sound separation tasks. However, these approaches are mostly built on appearance and optical flow like motion feature representations, which exhibit limited…

Computer Vision and Pattern Recognition · Computer Science 2020-04-21 Chuang Gan , Deng Huang , Hang Zhao , Joshua B. Tenenbaum , Antonio Torralba

Echocardiography is the most commonly used imaging technique in clinical cardiology. Due to the high demand for this type of examination and the small number of specialists, there is a need to support the examination process through…

This work is about the extraction of the motion of fingers, in their three articulations, of a keyboard player from a video sequence. The relevance of the problem involves several aspects, in fact, the extraction of the movements of the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Marco Costanzo

We consider the task of learning to extract motion from videos. To this end, we show that the detection of spatial transformations can be viewed as the detection of synchrony between the image sequence and a sequence of features undergoing…

Computer Vision and Pattern Recognition · Computer Science 2014-02-11 Kishore Reddy Konda , Roland Memisevic , Vincent Michalski

Changing the vocal tract shape is one of the techniques which can be used by the players of wind instruments to modify the quality of the sound. It has been intensely studied in the case of reed instruments but has received only little…

Classical Physics · Physics 2016-01-22 R Auvray , Augustin Ernoult , S Terrien , B Fabre , C Vergez

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

Dynamic speckle method is an effective tool for estimation of speed of processes. Speed distribution is encoded in a map built by statistical pointwise processing of time-correlated speckle patterns. For industrial inspection,the outdoor…

In the last ten years extraordinary results in time and frequency metrology have been demonstrated. Frequency-stabilization techniques for continuous-wave lasers and femto-second optical frequency combs have enabled a rapid development of…

Atomic Physics · Physics 2014-01-14 N. Poli , C. W. Oates , P. Gill , G. M. Tino

Timbre allows us to distinguish between sounds even when they share the same pitch and loudness, playing an important role in music, instrument recognition, and speech. Traditional approaches, such as frequency analysis or machine learning,…

Sound · Computer Science 2026-02-05 Gakusei Sato , Hiroya Nakao , Riccardo Muolo

Automated audio captioning aims at generating textual descriptions for an audio clip. To evaluate the quality of generated audio captions, previous works directly adopt image captioning metrics like SPICE and CIDEr, without justifying their…

Sound · Computer Science 2022-01-28 Zelin Zhou , Zhiling Zhang , Xuenan Xu , Zeyu Xie , Mengyue Wu , Kenny Q. Zhu

The time in an atomic clock in motion is discussed using the analogy of a sing around sound source. Sing around frequency is modified according to the motion of the sing around sound source, using the Lorentz transformation equation. Thus,…

General Physics · Physics 2007-05-23 Masanori Sato

A white noise signal can access any possible configuration of values, though statistically over many samples tends to a uniform spectral distribution, and is highly unlikely to produce intelligible sound. But how unlikely? The probability…

Sound · Computer Science 2024-05-27 Nick Collins

Time--delayed feedback is exploited for controlling noise--induced motion in coherence resonance oscillators. Namely, under the proper choice of time delay, one can either increase or decrease the regularity of motion. It is shown that in…

Statistical Mechanics · Physics 2009-11-10 N. B. Janson , A. G. Balanov , E. Schoell

Speckle Tracking Echocardiography (STE) is a relatively new method for cardiac function evaluation. In the current study, STE was used to investigate the timing of heart-induced mostly subaudible (i.e., below the frequency limit of human…

Signal Processing · Electrical Eng. & Systems 2018-05-01 Amirtaha Taebi , Richard H. Sandler , Bahram Kakavand , Hansen A. Mansy

The spatial information of sound plays a crucial role in various situations, ranging from daily activities to advanced engineering technologies. To fully utilize its potential, numerous research studies on spatial audio signal processing…

Audio and Speech Processing · Electrical Eng. & Systems 2025-03-14 Natsuki Ueno , Shoichi Koyama

We study the mathematical model of thermoacoustic tomography in media with a variable speed for a fixed time interval, greater than the diameter of the domain. In case of measurements on the whole boundary, we give an explicit solution in…

Analysis of PDEs · Mathematics 2010-09-10 Plamen Stefanov , Gunther Uhlmann

In this paper, we propose a study on multi-modal (audio and video) action spotting and classification in soccer videos. Action spotting and classification are the tasks that consist in finding the temporal anchors of events in a video and…

Computer Vision and Pattern Recognition · Computer Science 2020-11-10 Bastien Vanderplaetse , Stéphane Dupont

Drawing inspiration from the notion of cognitive incongruence associated with Stroop's famous experiment, from musical principles, and from the observation that music consumption on an individual basis is becoming increasingly ubiquitous,…

Audio and Speech Processing · Electrical Eng. & Systems 2018-11-19 Ishwarya Ananthabhotla , Joseph A. Paradiso