Label enhanced and patch based deep learning for phase retrieval from single frame fringe pattern in fringe projection 3D measurement
We propose a label enhanced and patch based deep learning phase retrieval approach
which can achieve fast and accurate phase retrieval using only several fringe patterns as …
which can achieve fast and accurate phase retrieval using only several fringe patterns as …
Fringe analysis: single-shot or two-frames? Quantitative phase imaging answers
M Trusiak - Optics Express, 2021 - opg.optica.org
Conditions of the digital recording of the fringe pattern determine the phase reconstruction
procedure, which in turn directly shapes the final accuracy and throughput of the full-field …
procedure, which in turn directly shapes the final accuracy and throughput of the full-field …
[HTML][HTML] DarkFocus: numerical autofocusing in digital in-line holographic microscopy using variance of computational dark-field gradient
We report on a novel computational technique for automatic numerical refocusing in digital
in-line holographic microscopy. It is based on the adaptive filtering of the recorded on-axis …
in-line holographic microscopy. It is based on the adaptive filtering of the recorded on-axis …
Shearlet transform for phase extraction in fringe projection profilometry with edges discontinuity
A new method based on the shearlet transform is presented for phase extraction in fringe
projection profilometry (FPP) from a single fringe pattern. We apply the advanced shearlet …
projection profilometry (FPP) from a single fringe pattern. We apply the advanced shearlet …
Variational Hilbert quantitative phase imaging
Utilizing the refractive index as the endogenous contrast agent to noninvasively study
transparent cells is a working principle of emerging quantitative phase imaging (QPI). In this …
transparent cells is a working principle of emerging quantitative phase imaging (QPI). In this …
[PDF][PDF] Deep learning assisted variational Hilbert quantitative phase imaging
We propose a high-accuracy artifacts-free single-frame digital holographic phase
demodulation scheme for relatively lowcarrier frequency holograms—deep learning …
demodulation scheme for relatively lowcarrier frequency holograms—deep learning …
Single shot fringe pattern phase demodulation using Hilbert-Huang transform aided by the principal component analysis
Hybrid single shot algorithm for accurate phase demodulation of complex fringe patterns is
proposed. It employs empirical mode decomposition based adaptive fringe pattern …
proposed. It employs empirical mode decomposition based adaptive fringe pattern …
A Semi-Automated Image Analysis Procedure for In Situ Plankton Imaging Systems
Plankton imaging systems are capable of providing fine-scale observations that enhance
our understanding of key physical and biological processes. However, processing the large …
our understanding of key physical and biological processes. However, processing the large …
Two-shot fringe pattern phase-amplitude demodulation using Gram-Schmidt orthonormalization with Hilbert-Huang pre-filtering
Gram-Schmidt orthonormalization is a very fast and efficient method for the fringe pattern
phase demodulation. It requires only two arbitrarily phase-shifted frames. Images are treated …
phase demodulation. It requires only two arbitrarily phase-shifted frames. Images are treated …
Phase retrieval from single interferogram without carrier using Lissajous ellipse fitting technology
F Liu, Y Kuang, Y Wu, X Chen, R Zhang - Scientific Reports, 2023 - nature.com
Phase extraction from single interferogram is of high significance and increasingly interest in
optical metrology. In this contribute we propose an advanced Pixel-level Lissajous Ellipse …
optical metrology. In this contribute we propose an advanced Pixel-level Lissajous Ellipse …