Airflow measurements using averaging Pitot tube under restricted conditions
Sign Up to like & getrecommendations! Published in 2018 at "Building and Environment"
DOI: 10.1016/j.buildenv.2018.05.014
Abstract: Abstract This paper studies the effect of the air damper placed downstream of an averaging Pitot tube (APT) on the flow measurement in air distribution systems. Experiments are conducted to obtain the characteristic curve of… read more here.
Keywords: using averaging; measurements using; pitot tube; airflow measurements ... See more keywords
Reconstruction of turbulent flow fields from lidar measurements using large-eddy simulation
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2020.805
Abstract: Abstract We investigate the reconstruction of a turbulent flow field in the atmospheric boundary layer from a time series of lidar measurements, using large-eddy simulations (LES) and a four-dimensional variational data assimilation algorithm. This leads… read more here.
Keywords: reconstruction; reconstruction turbulent; using large; turbulent flow ... See more keywords
Reconstructing Rayleigh–Bénard flows out of temperature-only measurements using nudging
Sign Up to like & getrecommendations! Published in 2022 at "Physics of Fluids"
DOI: 10.1063/5.0079625
Abstract: measurements using nudging Lokahith Agasthya,1, 2, 3, a) Patricio Clark Di Leoni,4, 5 and Luca Biferale1, b) Department of Physics, University of Rome “Tor Vergata” and INFN, Via della Ricerca Scientifica 1, 00133, Rome RM,… read more here.
Keywords: nard flows; rayleigh nard; measurements using; reconstructing rayleigh ... See more keywords
Atmospheric particle composition-hygroscopic growth measurements using an in-series hybrid tandem differential mobility analyzer and aerosol mass spectrometer
Sign Up to like & getrecommendations! Published in 2017 at "Aerosol Science and Technology"
DOI: 10.1080/02786826.2017.1309350
Abstract: ABSTRACT The ability of atmospheric particles to absorb water has extensive climate, atmospheric chemistry, and health implications, and considerable effort has gone into determining relationships between particle composition and hygroscopicity. Parallel techniques, in which co-located… read more here.
Keywords: mass; hybrid tandem; particle; measurements using ... See more keywords
Microvibration streaming measurements using dynamic compressed sensing for satellites
Sign Up to like & getrecommendations! Published in 2023 at "Measurement Science and Technology"
DOI: 10.1088/1361-6501/accf2c
Abstract: Long-term monitoring of satellite microvibrations generates a significant amount of data streams, placing strain on satellites with limited transmission capacity. To relieve this transmission strain, a dynamic compressed sensing (CS) framework is proposed for measuring… read more here.
Keywords: dynamic compressed; measurements using; compressed sensing; block ... See more keywords
Finite-Element Simulation of Effect of Surface Roughness of Coaxial Cylindrical Electrodes on Small Mass and Force Measurements Using Voltage Balance Apparatus
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2022.3165249
Abstract: A voltage balance apparatus that uses the electrostatic force between coaxial electrodes was developed at the National Metrology Institute of Japan for the accurate and traceable measurement of small masses and forces with respect to… read more here.
Keywords: measurements using; balance; surface roughness; voltage balance ... See more keywords
Comparing School-Aged Refraction Measurements Using the 2WIN-S Portable Refractor in Relation to Cycloplegic Retinoscopy: A Cross-Sectional Study
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Ophthalmology"
DOI: 10.1155/2021/6612476
Abstract: Purpose To assess the repeatability and agreement of refractive measurements using 2WIN-S photoscreening with the gold-standard cycloplegic retinoscope refraction. Design Single centre, cross-sectional study. Methods Spherical, cylindrical, axis, and spherical equivalent of 194 bilateral eyes… read more here.
Keywords: agreement; using 2win; cycloplegic; retinoscopy ... See more keywords
Comparison of choroidal thickness measurements using swept source and spectral domain optical coherence tomography in pachychoroid diseases
Sign Up to like & getrecommendations! Published in 2020 at "PLoS ONE"
DOI: 10.1371/journal.pone.0229134
Abstract: Purpose To determine the comparability of choroidal thickness (ChT) measurements using swept source (SS) and spectral domain (SD) optical coherence tomography (OCT) devices in patients with pachychoroid diseases. Methods Patients with pachychoroid diseases were recruited.… read more here.
Keywords: choroidal; choroidal thickness; using swept; swept source ... See more keywords
Dynamic measurements using digital image correlation
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Physical Modelling in Geotechnics"
DOI: 10.1680/jphmg.15.00055
Abstract: Digital image correlation (DIC), which enables non-contact measurement of displacements and strains, has seen widespread adoption within the geotechnical physical modelling community for the measurement of static displacements. Advances in high temporal resolution cameras now… read more here.
Keywords: image; digital image; measurements using; dynamic measurements ... See more keywords
Accuracy of selected methods of measurement of tree heights
Sign Up to like & getrecommendations! Published in 2021 at "Annals of Forest Science"
DOI: 10.31548/forest2021.01.001
Abstract: In this paper, the possibilities of using stereophotogrammetry methods for measurements using unmanned aerial vehicles (UAVs) for the conditions of a mature pine stand with uneven density are examined. Here, we carried out a comparison… read more here.
Keywords: accuracy selected; accuracy; measurement tree; measurements using ... See more keywords
Repeatability of Corneal Densitometry Measurements using a Scheimpflug Camera in Healthy Normal Corneas
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Current Ophthalmology"
DOI: 10.4103/joco.joco_173_21
Abstract: Purpose: To determine the repeatability of corneal densitometry measured by the Scheimpflug imaging system. Methods: This cross-sectional study was conducted on photorefractive keratectomy candidates. One eye of each participant underwent imaging using Pentacam HR three… read more here.
Keywords: corneal densitometry; repeatability corneal; measurements using; densitometry measurements ... See more keywords