Strategies for reducing speckle noise in digital holography

V Bianco, P Memmolo, M Leo, S Montresor… - Light: Science & …, 2018 - nature.com
Digital holography (DH) has emerged as one of the most effective coherent imaging
technologies. The technological developments of digital sensors and optical elements have …

Deep learning for digital holography: a review

T Zeng, Y Zhu, EY Lam - Optics express, 2021 - opg.optica.org
Recent years have witnessed the unprecedented progress of deep learning applications in
digital holography (DH). Nevertheless, there remain huge potentials in how deep learning …

Quasi noise-free digital holography

V Bianco, P Memmolo, M Paturzo, A Finizio… - Light: Science & …, 2016 - nature.com
One of the main drawbacks of Digital Holography (DH) is the coherent nature of the light
source, which severely corrupts the quality of holographic reconstructions. Although …

Speckle noise reduction for digital holographic images using multi-scale convolutional neural networks

W Jeon, W Jeong, K Son, H Yang - Optics letters, 2018 - opg.optica.org
In this Letter, we propose a fast speckle noise reduction method with only a single
reconstructed image based on convolutional neural networks. The proposed network has …

Recent advances and applications of digital holography in multiphase reactive/nonreactive flows: a review

J Huang, W Cai, Y Wu, X Wu - Measurement Science and …, 2021 - iopscience.iop.org
In various multiphase flows, the characterization of particle dynamics is important in the
understanding of the interaction between particles and the surrounding flows. Digital …

Speckle noise reduction in coherent imaging systems via hybrid median–mean filter

R Castaneda, J Garcia-Sucerquia… - Optical …, 2021 - spiedigitallibrary.org
Images recorded by coherent imaging systems, including laser-based photography, digital
holography (DH), and digital holographic microscopy (DHM), are severely distorted by …

Comparative study of multi-look processing for phase map de-noising in digital Fresnel holographic interferometry

S Montrésor, P Memmolo, V Bianco, P Ferraro, P Picart - JOSA A, 2019 - opg.optica.org
This paper presents a comparative study of multi-look approaches for de-noising phase
maps from digital holographic interferometry. A database of 160 simulated phase fringe …

Numerical manipulation of digital holograms for 3-D imaging and display: an overview

P Memmolo, V Bianco, M Paturzo… - Proceedings of the …, 2016 - ieeexplore.ieee.org
In the last two decades, thanks to the considerable technological development of solid-state
sensors, digital holography (DH) has gained credits as the elective imaging technique for …

Color Fourier orthoscopic holography with laser capture and an LED display

T Kozacki, M Chlipala, PL Makowski - Optics express, 2018 - opg.optica.org
We present an end-to-end full color Fourier holographic imaging approach, which involves
standard holographic recording with three wavelengths and an improved LED-driven …

Aerial projection of three-dimensional motion pictures by electro-holography and parabolic mirrors

T Kakue, T Nishitsuji, T Kawashima, K Suzuki… - Scientific reports, 2015 - nature.com
We demonstrate an aerial projection system for reconstructing 3D motion pictures based on
holography. The system consists of an optical source, a spatial light modulator …