End-to-end varifocal multiview images coding framework from data acquisition end to vision application end

K Wu, Q Liu, Y Wang, Y Yang - Optics Express, 2023 - opg.optica.org
The emerging data, varifocal multiview (VFMV) has an exciting prospect in immersive
multimedia. However, the distinctive data redundancy of VFMV derived from dense …

High dimensional optical data—varifocal multiview imaging, compression and evaluation

K Wu, Q Liu, KH Yap, Y Yang - Optics Express, 2023 - opg.optica.org
Varifocal multiview (VFMV) is an emerging high-dimensional optical data in computational
imaging and displays. It describes scenes in angular, spatial, and focal dimensions, whose …

Electrically addressed focal stack plenoptic camera based on a liquid-crystal microlens array for all-in-focus imaging

M Chen, M Ye, Z Wang, C Hu, T Liu, K Liu, J Shi… - Optics …, 2022 - opg.optica.org
Focal stack cameras are capable of capturing a stack of images focused at different spatial
distance, which can be further integrated to present a depth of field (DoF) effect beyond the …

Block-wise focal stack image representation for end-to-end applications

K Wu, Y Yang, M Yu, Q Liu - Optics Express, 2020 - opg.optica.org
In optical imaging systems, the depth of field (DoF) is generally constricted due to the nature
of optical lens. The limited DoF produces partially focused images of the scene. Focal stack …

Gaussian-wiener representation and hierarchical coding scheme for focal stack images

K Wu, Y Yang, Q Liu, XP Zhang - IEEE Transactions on Circuits …, 2021 - ieeexplore.ieee.org
Focal stack images (FoSIs) are a set of 2D images that captured one scene with serial focal
depths. The redundancies of FoSIs mainly come from gradual focused depths changes …

Determining electronic properties from -edge x-ray absorption spectra of transition metal compounds with artificial neural networks

J Lüder - Physical Review B, 2021 - APS
X-ray absorption spectroscopy at the L-edge probes transitions of 2 p electrons into
unoccupied d states. Applied to transition metal atoms, this experimental technique can …

Additive nano-lithography with focused soft X-rays: basics, challenges, and opportunities

A Späth - Micromachines, 2019 - mdpi.com
Focused soft X-ray beam induced deposition (FXBID) is a novel technique for direct-write
nanofabrication of metallic nanostructures from metal organic precursor gases. It combines …

Automated, high-throughput quantification of EGFP-expressing neutrophils in zebrafish by machine learning and a highly-parallelized microscope

J Efromson, G Ferrero, A Bègue, TJJ Doman, C Dugo… - Plos one, 2023 - journals.plos.org
Normal development of the immune system is essential for overall health and disease
resistance. Bony fish, such as the zebrafish (Danio rerio), possess all the major immune cell …

Virtual depth-scan multi-slice ptychography for improved three-dimensional imaging

Z **ng, Z Xu, X Zhang, B Chen, Z Guo, J Wang… - Optics …, 2021 - opg.optica.org
Multi-slice ptychography (MSP) is a fast three-dimensional ptychography technology
developed on the basis of conventional ptychography. With this method, three-dimensional …

Automatic Feedback System for X-ray Flux at BL08U1A Soft X-ray Spectromicroscopy Beamline of Shanghai Synchrotron Radiation Facility

C Zhang, H Liu, C Wang, Z Guo, X Zhang, Z Xu… - Applied Sciences, 2023 - mdpi.com
An online automatic feedback system has been successfully installed and commissioned at
the BL08U1A Soft X-ray Spectromicroscopy Beamline of Shanghai Synchrotron Radiation …