Results 61 to 70 of about 4,364 (189)

Automated valvular heart disease detection using heart sound with a deep learning algorithm

open access: yesInternational Journal of Cardiology: Heart & Vasculature
Background: Insufficient clinicians' auscultation ability delays the diagnosis and treatment of valvular heart disease (VHD); artificial intelligence provides a solution to compensate for the insufficiency in auscultation ability by distinguishing ...
Zihan Jiang   +14 more
doaj   +1 more source

Thermo-acoustic analysis of potassium dichromate in aqueous 5% dimethyl sulfoxide at different temperatures

open access: yesChemical Thermodynamics and Thermal Analysis
Density (ρ), speed of ultrasonic wave (U), and viscosity (η) values were determined in potassium dichromate solutions at molalities of 1.5, 2.7, 3.5, 4.2, 5.6, 6.5, and 7.2 m in an aqueous solvent mixed with 5% v/v dimethyl sulfoxide (DMSO).
Gouranga chandra Prusti   +2 more
doaj   +1 more source

The molecular characteristics of oil fractions determined from ultrasonic velocity measurements

open access: yesArchives of Acoustics, 2016
This paper presents the results of measurements of ultrasonic velocity in liquid hydrocarbon multi-fraction fuels and individual hydrocarbons, on the basis of which the Rao constants, the mean distances between the surfaces of the free molecules, the ...
Wiesław SZACHNOWSKI, Bogdan WIŚLICKI
doaj  

Acoustics suggests hidden diversity in Scinax garbei (Anura: Hylidae)

open access: yesPhyllomedusa: Journal of Herpetology, 2020
Acoustics suggests hidden diversity in Scinax garbei (Anura: Hylidae). Scinax garbei is a treefrog species thought to be widely distributed across forest habitats of the Amazon Basin, occurring in Venezuela, Colombia, Ecuador, Peru, Bolivia, and Brazil ...
André Gomes Lopes   +3 more
doaj  

3-rd Spring School on Acousto-Optics and Applications Gdańsk–Wieżyca, May 29-31, 1986 // Istituto di Acustica ,,O. M. Corbino’’, 50th anniversary celebration, Rome, Italy, 28-30 april 1987

open access: yesArchives of Acoustics
The 3-rd School on Acousto-optics and Applications like the two previous ones (in 1980 – Arch. Acoust. 6 (1981) 85-86 and in 1983 – Arch. Acoust. 9 (1984) 382-382) took place at Wieżyca near Gdańsk in the recreation centre of the Gdynia Shipyard.
A. ŚLIWIŃSKI, P. E. GIUA
doaj  

Nanoscale acoustic oscillator for mechanoimmunology: NAOMI. [PDF]

open access: yesSci Adv
He Y   +15 more
europepmc   +1 more source

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