Estimation of uncertainty bounds for individual particle image velocimetry measurements from cross-correlation peak ratio
JJ Charonko, PP Vlachos - Measurement Science and …, 2013 - iopscience.iop.org
Numerous studies have established firmly that particle image velocimetry (PIV) is a robust
method for non-invasive, quantitative measurements of fluid velocity, and that when carefully …
method for non-invasive, quantitative measurements of fluid velocity, and that when carefully …
Main results of the third international PIV challenge
M Stanislas, K Okamoto, CJ Kähler, J Westerweel… - Experiments in …, 2008 - Springer
This paper presents the main results of the third international PIV Challenge which took
place in Pasadena (USA) on the 19th and 20th of September 2005. This workshop was …
place in Pasadena (USA) on the 19th and 20th of September 2005. This workshop was …
Digital particle image velocimetry (DPIV) robust phase correlation
A Eckstein, PP Vlachos - Measurement Science and Technology, 2009 - iopscience.iop.org
A novel correlation technique, the robust phase correlation (RPC), is introduced which
amplifies the signal-to-noise ratio of the DPIV cross-correlation to produce velocity …
amplifies the signal-to-noise ratio of the DPIV cross-correlation to produce velocity …
Flow around a cube in a turbulent boundary layer: LES and experiment
We present a numerical simulation of flow around a surface mounted cube placed in a
turbulent boundary layer which, although representing a typical wind environment, has been …
turbulent boundary layer which, although representing a typical wind environment, has been …
Particle image velocimetry (PIV) uncertainty quantification using moment of correlation (MC) plane
S Bhattacharya, JJ Charonko… - … Science and Technology, 2018 - iopscience.iop.org
We present a new uncertainty estimation method for particle image velocimetry (PIV), that
uses the correlation plane as a model for the probability density function (PDF) of …
uses the correlation plane as a model for the probability density function (PDF) of …
Phase correlation processing for DPIV measurements
AC Eckstein, J Charonko, P Vlachos - Experiments in Fluids, 2008 - Springer
A novel digital particle image velocimetry (DPIV) correlation method is presented, the
Gaussian transformed phase correlation (GTPC) estimator, using nonlinear filtering …
Gaussian transformed phase correlation (GTPC) estimator, using nonlinear filtering …
Line-scanning particle image velocimetry: an optical approach for quantifying a wide range of blood flow speeds in live animals
Background The ability to measure blood velocities is critical for studying vascular
development, physiology, and pathology. A key challenge is to quantify a wide range of …
development, physiology, and pathology. A key challenge is to quantify a wide range of …
Instantaneous river‐wide water surface velocity field measurements at centimeter scales using infrared quantitative image velocimetry
SA Schweitzer, EA Cowen - Water Resources Research, 2021 - Wiley Online Library
This paper describes a novel velocimetry method we call infrared quantitative image
velocimetry (IR‐QIV), that uses infrared (IR) images of thermal patterns advecting on water …
velocimetry (IR‐QIV), that uses infrared (IR) images of thermal patterns advecting on water …
On improvement of PIV image interrogation near stationary interfaces
R Theunissen, F Scarano, ML Riethmuller - Experiments in Fluids, 2008 - Springer
In this paper the problem posed by interfaces when present in PIV measurements is
addressed. Different image pre-processing, processing and post-processing methodologies …
addressed. Different image pre-processing, processing and post-processing methodologies …
Intensity capping: a simple method to improve cross-correlation PIV results
A common source of error in particle image velocimetry (PIV) is the presence of bright spots
within the images. These bright spots are characterized by grayscale intensities much …
within the images. These bright spots are characterized by grayscale intensities much …