Measurement Technologies of Light Field Camera: An Overview

X Hu, Z Li, L Miao, F Fang, Z Jiang, X Zhang - Sensors, 2023 - mdpi.com
Visual measurement methods are extensively used in various fields, such as aerospace,
biomedicine, agricultural production, and social life, owing to their advantages of high …

General defocusing particle tracking: fundamentals and uncertainty assessment

R Barnkob, M Rossi - Experiments in Fluids, 2020 - Springer
General defocusing particle tracking (GDPT) is a single-camera, three-dimensional particle
tracking method that determines the particle depth positions from the defocusing patterns of …

融合多尺度特征的光场图像超分辨率方法

赵圆圆, 施圣贤 - 光电工程, 2020 - cn.oejournal.org
光场相机作为新一代的成像设备, 能够同时捕获光线的空间位置和入射角度,
然而其记录的光场存在空间分辨率和角度分辨率之间的制约关系, 尤其子孔径图像有限的空间 …

Perspective on the development and application of light-field cameras in flow diagnostics

BS Thurow - Measurement Science and Technology, 2021 - iopscience.iop.org
Multi-camera flow diagnostics have made large gains in recent years in the field of three-
dimensional and multi-physics measurements. However, cost, complexity and optical access …

Approach to select optimal cross-correlation parameters for light field particle image velocimetry

X Zhu, C Xu, MM Hossain, J Li, B Zhang, BC Khoo - Physics of Fluids, 2022 - pubs.aip.org
The light field particle image velocimetry (LF-PIV) has shown great potential for three-
dimensional (3D) flow measurement in space-constrained applications. Usually, the …

Three-dimensional particle image velocimetry measurement through three-dimensional U-Net neural network

L Cao, MM Hossain, J Li, C Xu - Physics of Fluids, 2024 - pubs.aip.org
This paper proposes a light field (LF) three-dimensional (3D) particle image velocimetry
(PIV) method based on a digital refocused algorithm and 3D U-Net neural network for 3D …

Fast and accurate flow measurement through dual-camera light field particle image velocimetry and ordered-subset algorithm

X Zhu, C Xu, MM Hossain, BC Khoo - Physics of Fluids, 2023 - pubs.aip.org
Light field particle image velocimetry (LF-PIV) can measure the three-dimensional (3D) flow
field via a single perspective and hence is very attractive for applications with limited optical …

High resolution volumetric dual-camera light-field PIV

D Mei, J Ding, S Shi, TH New, J Soria - Experiments in Fluids, 2019 - Springer
Light-field particle image velocimetry (LF-PIV) was recently introduced to measure three-
dimensional, three-component velocity field with just a single light-field camera. One of the …

Resolution analysis on light-field particle image velocimetry

Z Zhao, C Yao, S Shi, TH New - JOSA A, 2023 - opg.optica.org
With rapid developments in light-field particle image velocimetry (LF-PIV) based on single-
camera, dual-camera, and dual-camera with Scheimpflug lenses, comprehensive …

Volumetric flow characterisation of a rectangular orifice impinging synthetic jet with single-camera light-field PIV

Z Zhao, J Ding, S Shi, R Kaufmann… - … Thermal and Fluid …, 2021 - Elsevier
The formation and evolution of volumetric flow structures from a rectangular orifice synthetic
jet (AR= 10, Re= 550, Sr= 0.0117, and L o= 0.0855 m) impinging on a flat plate is …