pyDHM: A Python library for applications in digital holographic microscopy

R Castañeda, C Trujillo, A Doblas - PLoS One, 2022 - journals.plos.org
pyDHM is an open-source Python library aimed at Digital Holographic Microscopy (DHM)
applications. The pyDHM is a user-friendly library written in the robust programming …

Single-shot slightly off-axis digital holographic microscopy with add-on module based on beamsplitter cube

JA Picazo-Bueno, M Trusiak, V Micó - Optics Express, 2019 - opg.optica.org
Slightly off-axis digital holographic microscopy (SO-DHM) has recently emerged as a novel
experimental arrangement for quantitative phase imaging (QPI). It offers improved …

Video-rate quantitative phase imaging using a digital holographic microscope and a generative adversarial network

R Castaneda, C Trujillo, A Doblas - Sensors, 2021 - mdpi.com
The conventional reconstruction method of off-axis digital holographic microscopy (DHM)
relies on computational processing that involves spatial filtering of the sample spectrum and …

Automatic full compensation of quantitative phase imaging in off-axis digital holographic microscopy

C Trujillo, R Castañeda, P Piedrahita-Quintero… - Applied …, 2016 - opg.optica.org
An automatic method that fully compensates the quantitative phase measurements in off-
axis digital holographic microscopy (DHM) is presented. The two main perturbations of the …

Automated red blood cells extraction from holographic images using fully convolutional neural networks

F Yi, I Moon, B Javidi - Biomedical optics express, 2017 - opg.optica.org
In this paper, we present two models for automatically extracting red blood cells (RBCs) from
RBCs holographic images based on a deep learning fully convolutional neural network …

Fast-iterative automatic reconstruction method for quantitative phase image with reduced phase perturbations in off-axis digital holographic microscopy

R Castaneda, A Doblas - Applied Optics, 2021 - opg.optica.org
This works presents a reconstruction algorithm to recover the complex object information for
an off-axis digital holographic microscope (DHM) operating in the telecentric regimen. We …

Holo-UNet: hologram-to-hologram neural network restoration for high fidelity low light quantitative phase imaging of live cells

Z Zhang, Y Zheng, T Xu, A Upadhya, YJ Lim… - Biomedical Optics …, 2020 - opg.optica.org
Intensity shot noise in digital holograms distorts the quality of the phase images after phase
retrieval, limiting the usefulness of quantitative phase microscopy (QPM) systems in long …

Adaptive frequency filtering based on convolutional neural networks in off-axis digital holographic microscopy

W Xiao, Q Wang, F Pan, R Cao, X Wu… - Biomedical Optics …, 2019 - opg.optica.org
Digital holographic microscopy (DHM) as a label-free quantitative imaging tool has been
widely used to investigate the morphology of living cells dynamically. In the off-axis DHM …

Comparison of common-path off-axis digital holography and transport of intensity equation in quantitative phase measurement

J Tang, J Zhang, J Dou, J Zhang, J Di, J Zhao - Optics and Lasers in …, 2022 - Elsevier
The quantitative phase imaging methods based on digital holography (DH) and transport of
intensity equation (TIE) are both popular high-resolution computational imaging techniques …

Single-shot dual-wavelength off-axis quasi-common-path digital holography using polarization-multiplexing

M Shan, L Liu, Z Zhong, B Liu, G Luan, Y Zhang - Optics express, 2017 - opg.optica.org
We present a dual-wavelength off-axis quasi-common-path digital holography for
quantitative phase imaging using polarization-multiplexing in a single shot. Employing an off …