Results 1 to 10 of about 34,154 (267)

Real-Time Acoustic Simulation Framework for tFUS: A Feasibility Study Using Navigation System

NeuroImage, 2023
Transcranial focused ultrasound (tFUS), in which acoustic energy is focused on a small region in the brain through the skull, is a non-invasive therapeutic method with high spatial resolution and depth penetration. Image-guided navigation has been widely
Tae Young Park, Heekyung Koh, Wonhye Lee, So Hee Park, Won Seok Chang, Hyungmin Kim   +5 more
doaj   +3 more sources

On the Robustness and Efficiency of the Plane-Wave-Enriched FEM with Variable q-Approach on the 2D Room Acoustics Problem

Acoustics, 2022
Partition of unity finite element method with plane wave enrichment (PW-FEM) uses a shape function with a set of plane waves propagating in various directions.
Shunichi Mukae, Takeshi Okuzono, Kimihiro Sakagami   +2 more
doaj   +1 more source

Archaeoacoustics around the World: A Literature Review (2016–2022)

Applied Sciences, 2023
Acoustics has been integrated with archaeology to better understand the social and cultural context of past cultures. Specifically, public events such as rituals or ceremonies, where an appreciation of sound propagation was required to hold an event ...
Gustavo Navas-Reascos, Luz M. Alonso-Valerdi, David I. Ibarra-Zarate   +2 more
doaj   +1 more source

An overview of methods for generating, augmenting and evaluating room impulse response using artificial neural networks

Mokslas: Lietuvos Ateitis, 2021
Methods based on artificial neural networks (ANN) are widely used in various audio signal processing tasks. This provides opportunities to optimize processes and save resources required for calculations.
Mantas Tamulionis
doaj   +1 more source

Reinforcement Learning Algorithm and FDTD-Based Simulation Applied to Schroeder Diffuser Design Optimization

IEEE Access, 2021
This paper aims to propose a novel approach to the algorithmic design of Schroeder acoustic diffusers by employing a deep learning optimization algorithm and a fitness function, which are based on a computer simulation of the propagation of acoustic ...
Adam Kurowski, Bozena Kostek
doaj   +1 more source

Methodology to evaluate acoustic performance in educational spaces by Different Methods [PDF]

Journal of Engineering Research - Egypt, 2018
Different methodologies used to evaluate acoustic performancein ineducational lecture hall. Theses technical methods have been used in order to define theacoustic problems in lecture hall and suggest acoustic and architecture treatments to solvethese ...
Ahmed Rezk, Huda Sideak, Hosny Dewar, Mahmoud Abd-Alrazik, Rania Aly-Aldean   +4 more
doaj   +1 more source

NUMERICAL PREDICTION ON VIBRATION AND NOISE REDUCTION EFFECTS OF PROPELLER BOSS CAP FINS ON A PROPULSION SYSTEM

Brodogradnja, 2020
To investigate the vibration and noise reduction effects of Propeller Boss Cap Fins (PBCF), the Large Eddy Simulation (LES) method has been employed in the noise performance estimation of a propeller-rudder system.
Yu Sun, Tiecheng Wu, Yumin Su, Huanghuang Peng   +3 more
doaj   +1 more source

Virtual Sound Field of the Roman Theatre of Malaca

Acoustics, 2021
In Hispania (present-day Spain and Portugal), there are 25 structures documented of classical Roman open-air theatres, of which 10 are in the south, in the Roman Baetica (Andalusia).
Javier Alayón, Sara Girón, José A. Romero-Odero, Francisco J. Nieves   +3 more
doaj   +1 more source

Operation characteristic of supercritical carbon dioxide-cooled reactor system under coordination control scheme

International Journal of Advanced Robotic Systems, 2020
Nuclear power plant is completely independent of air and has high power density, which improves unmanned marine vehicle maneuvering performance, maximum speed, and concealment.
Xue Du, Junsheng Hu, Genglei Xia
doaj   +1 more source

An Archaeoacoustics Analysis of Cistercian Architecture: The Case of the Beaulieu Abbey

Acoustics, 2021
The Cistercian order is of acoustic interest because previous research has hypothesized that Cistercian architectural structures were designed for longer reverberation times in order to reinforce Gregorian chants.
Sebastian Duran, Martyn Chambers, Ioannis Kanellopoulos   +2 more
doaj   +1 more source