Results 31 to 40 of about 7,722,596 (375)

Video-rate computational super-resolution and integral imaging at longwave-infrared wavelengths [PDF]

open access: yes, 2017
We report the first computational super-resolved, multi-camera integral imaging at long-wave infrared (LWIR) wavelengths. A synchronized array of FLIR Lepton cameras was assembled, and computational super-resolution and integral-imaging reconstruction ...
Carles, Guillem   +2 more
core   +2 more sources

High-Performance Dual-View 3-D Display System Based on Integral Imaging

open access: yesIEEE Photonics Journal, 2019
In this paper, a dual-view three-dimensional (3-D) display is reported to provide two different high-quality 3-D images in different viewing zones simultaneously.
Yan Xing   +4 more
doaj   +1 more source

Photon Counting Integral Imaging Using Compound Photon Counting Model and Adaptive Parametric Maximum Likelihood Estimator

open access: yesIEEE Photonics Journal, 2017
In this paper, a statistical approach based on an adaptive parametric estimator is proposed for the three-dimensional (3-D) reconstruction of objects under photon-starved conditions.
Jiajia Qi   +3 more
doaj   +1 more source

On the Degree of Ill-Posedness of Multi-Dimensional Magnetic Particle Imaging [PDF]

open access: yes, 2017
Magnetic particle imaging is an imaging modality of relatively recent origin, and it exploits the nonlinear magnetization response for reconstructing the concentration of nanoparticles.
Jin, Bangti   +2 more
core   +3 more sources

An Augmented-Reality Device With Switchable Integrated Spaces Using a Bi-Focal Integral Floating Display

open access: yesIEEE Photonics Journal, 2019
An augmented-reality (AR) device which presents virtual volumetric images to switchable integrated spaces is proposed and demonstrated. A bi-focal geometric phase (GP) lens can project the integrated volumetric images to switchable integrated spaces by ...
Minyoung Park   +3 more
doaj   +1 more source

High-Quality 3D Visualization System for Light-Field Microscopy with Fine-Scale Shape Measurement through Accurate 3D Surface Data

open access: yesSensors, 2023
We propose a light-field microscopy display system that provides improved image quality and realistic three-dimensional (3D) measurement information. Our approach acquires both high-resolution two-dimensional (2D) and light-field images of the specimen ...
Ki Hoon Kwon   +6 more
doaj   +1 more source

Integral Imaging With Full Parallax Based on Mini LED Display Unit

open access: yesIEEE Access, 2019
Integral imaging has been considered as the most applicable technology of true 3D display in the near future. In this paper, we propose the method to achieve full parallax and large-screen integral imaging display based on mini LED.
Wei Wu   +4 more
doaj   +1 more source

Depth mapping of integral images through viewpoint image extraction with a hybrid disparity analysis algorithm [PDF]

open access: yes, 2008
Integral imaging is a technique capable of displaying 3–D images with continuous parallax in full natural color. It is one of the most promising methods for producing smooth 3–D images.
Aggoun, A, Kung, SY, McCormick, M, Wu, C
core   +1 more source

Twin imaging phenomenon of integral imaging

open access: yesOptics Express, 2018
The imaging principles and phenomena of integral imaging technique have been studied in detail using geometrical optics, wave optics, or light filed theory. However, most of the conclusions are only suit for the integral imaging systems using diffused illumination. In this work, a kind of twin imaging phenomenon and mechanism has been observed in a non-
Juanmei, Hu   +3 more
openaire   +2 more sources

Three-dimensional block matching using orthonormal tree-structured haar transform for multichannel images [PDF]

open access: yes, 2020
Multichannel images, i.e., images of the same object or scene taken in different spectral bands or with different imaging modalities/settings, are common in many applications.
Ito, Izumi, Pizurica, Aleksandra
core   +1 more source

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