Results 51 to 60 of about 112,430 (118)

The Influence of a Single Therapeutic Dose of Methadone on Selected Auditory Functions in Patients Addicted to Opioids and Undergoing Substitution Therapy – a Preliminary Study

open access: yesArchives of Acoustics, 2018
The main purpose of this research was to determine the influence of a therapeutic dose of an opioid drug (methadone) on selected auditory functions in patients addicted to opioids (recognition ICD-10; F11) and undergoing substitution therapy.
Emilia TARNOWSKA   +3 more
doaj   +1 more source

Speech Enhancement Based on Discrete Wavelet Packet Transform and Itakura-Saito Nonnegative Matrix Factorisation

open access: yesArchives of Acoustics, 2020
Nonnegative matrix factorization (NMF) is one of the most popular machine learning tools for speech enhancement (SE). However, there are two problems reducing the performance of the traditional NMFbased SE algorithms.
Houguang LIU   +5 more
doaj   +1 more source

Local Fault Assessment in a Helical Geared System via Sound and Vibration Parameters Using Multiclass SVM Classifiers

open access: yesArchives of Acoustics, 2016
A gear system transmits power by means of meshing gear teeth and is conceptually simple and effective in power transmission. Thus typical applications include electric utilities, ships, helicopters, and many other industrial applications.
Muniyappa AMARNATH
doaj   +1 more source

Sound and Music Computing [PDF]

open access: yes, 2018
Sound and music computing is a young and highly multidisciplinary research field. It combines scientific, technological, and artistic methods to produce, model, and understand audio and sonic arts with the help of computers.
Meinard Müller (Ed.)   +3 more
core  

Modeling of Acoustic Coupling of Ultrasonic Probes for High-Speed Rail Track Inspection

open access: yesArchives of Acoustics
The paper presents the modeling of transmission of the ultrasonic plane wave through an uniform liquid layer. The considered sources of the ultrasonic wave were normal (straight) beam longitudinal wave probes and angle beam sheer waves probes commonly ...
Sławomir MACKIEWICZ   +5 more
doaj   +1 more source

Vibroacoustic Real Time Fuel Classification in Diesel Engine

open access: yesArchives of Acoustics, 2018
Five models and methodology are discussed in this paper for constructing classifiers capable of recognizing in real time the type of fuel injected into a diesel engine cylinder to accuracy acceptable in practical technical applications.
Andrzej BĄKOWSKI   +3 more
doaj   +1 more source

DAB vs DAB+ Radio Broadcasting: a Subjective Comparative Study

open access: yesArchives of Acoustics, 2017
In the age of digital media, delivering high quality content to consumers is one of the most demanding tasks. There exist numerous broadcasting standards, with different pros and cons, and the DAB/DAB+ (Digital Audio Broadcasting) system is one of the ...
Przemyslaw GILSKI
doaj   +1 more source

Single Vector Hydrophone DOA Estimation: Leveraging Deep Learning with CNN-CBAM

open access: yesArchives of Acoustics
In recent years, single vector hydrophones have attracted widespread attention in target direction estimation due to their compact design and advantages in complex underwater acoustic environments.
Fanyu ZENG   +4 more
doaj   +1 more source

Speech Enhancement Using Sliding Window Empirical Mode Decomposition and Hurst-based Technique

open access: yesArchives of Acoustics, 2019
The most challenging in speech enhancement technique is tracking non-stationary noises for long speech segments and low Signal-to-Noise Ratio (SNR).
Selvaraj POOVARASAN, Eswaran CHANDRA
doaj   +1 more source

§ 246 Umfang der Gruppenaufsicht

open access: yes, 2023
Kommentering av § 246 ...
Behrendt Jonsson, Britta,
core  

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