Results 131 to 140 of about 5,651,449 (268)

Misalignment‐Robust Dynamic Cascaded Holography Accelerated by Deep Neural Networks

open access: yesLaser &Photonics Reviews, EarlyView.
Cascaded holography has mainly been studied using metasurfaces. Here, we demonstrate a fully dynamic cascaded holographic system based on two phase‐only spatial light modulators. A misalignment‐tolerant optimization method preserves image quality despite alignment errors, making cascaded holographic systems simpler, more reliable, and easier to use in ...
Gyeongsu Jin   +2 more
wiley   +1 more source

Multi frame holograms batched optimization for binary phase spatial light modulators

open access: yesScientific Reports
Phase retrieval methods used in computer generated holograms such as Gerchberg-Saxton and gradient descent give results which are prone to noise and other defects.
Jinze Sha   +4 more
doaj   +1 more source

[[alternative]]A Study on Computer Generated Hologram and its Application on Joint Transform Correlator

open access: yes, 2010
[[abstract]]By using the Computer Generated Hologram (CGH) technique, we designed a holographic lens with Fourier transform function, and applied this lens into the Joint Transform Correlator (JTC) system for image recognition.
胡世澤   +3 more
core  

Calculation Method Using a Set of Microfacets for Computer-Generated Hologram Considering Reflectance Distributions

open access: yes, 2009
Computer-generated hologram (CGH) is a technology that makes hologram data using a simulation of the recording process of holography. However, there are still many problems with CGH.
山口, 一弘   +3 more
core   +1 more source

The Application of Telemedicine in Surgery

open access: yesMed Research, EarlyView.
This figure provides an overview of the content presented in this article. Telemedicine is integrated throughout the entire surgical workflow, with distinct applications across the preoperative, intraoperative, and postoperative phases. These applications are enabled by a suite of supporting technologies, while the associated implementation challenges ...
Yufan Yang   +8 more
wiley   +1 more source

A Hundred Years of the Agricultural Economics Society

open access: yesJournal of Agricultural Economics, EarlyView.
ABSTRACT The centenary of the UK‐based Agricultural Economics Society (AES) is an obvious opportunity to provide an updated summary institutional history of its development and achievements. Knowledge of equivalent associations in the US influenced the foundation of the AES in 1926.
David R. Stead
wiley   +1 more source

Measurement of Highly Parabolic Mirror using Computer Generated Hologram,” Interferometry XI: Applications, Wolfgang Osten, Editor

open access: yes, 2002
For evaluating the surface of parabolic mirror (90 mm, F/0.76), two different null test have been discussed. After designing, encoding, and fabricating the CGH(computer generated hologram), the null CGH test was performed.
Taehee Kim, James H Burge, Yunwoo Lee
core  

Improving ARTs: Microfluidics as a Tool for Sperm Selection

open access: yesAndrology, EarlyView.
ABSTRACT Sperm selection is a critical step in assisted reproductive technology (ART), as sperm quality directly influences embryo quality. In vivo, the female reproductive tract imposes several physical and physiological barriers that favors only the most optimal spermatozoa reaching the fertilization site.
A. Pérez‐Gómez   +7 more
wiley   +1 more source

Computer Generated Hologram for SemiFragile Watermarking with Encrypted Images

open access: yes, 2007
The protection of the contents of digital products is referred to as content authentication. In some applications, to be able to authenticate a digital product could be extremely essential. For example, if a digital product is used as a piece of evidence
DE SANTIS M.   +1 more
core  

Measuring Lead Userness: Development and Validation of a Hierarchical Scale

open access: yesCreativity and Innovation Management, Volume 34, Issue 4, Page 944-962, December 2025.
ABSTRACT Lead user theory has gained traction in both academia and practice, given that involving lead users (LUs) can yield more innovative and commercially successful products. Yet, measurement inconsistencies have hindered consensus on how to reliably assess lead userness.
Moritz Paulus   +3 more
wiley   +1 more source

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