Results 241 to 250 of about 2,024,523 (345)

Can Artificial Intelligence Identify the Ideal Ablation Area for the Patients With Atypical Atrial Flutter? A Proof of Concept Study Using Developed Software

open access: yesJournal of Cardiovascular Electrophysiology, EarlyView.
ABSTRACT Background Catheter ablation for atypical atrial flutter (AFL) is challenging owing to its complex circuit. Consequently, the success rate varies depending on the circuit complexity and the operator's level of experience. Objective This study aimed to create software using artificial intelligence to identify the critical isthmus of atypical ...
Motoki Amagasaki   +6 more
wiley   +1 more source

Contrast by electron microscopy in thick biological specimens

open access: yesJournal of Microscopy, EarlyView.
Abstract The contributions of coherent bright‐field phase and incoherent dark‐field amplitude contrast are investigated for thick biological specimens. A model for a T4 phage is constructed and images simulated for both TEM and STEM phase contrast using a multislice code.
Peter Rez   +3 more
wiley   +1 more source

Predicting patient‐reported quality of vision through multifocal optics

open access: yesOphthalmic and Physiological Optics, EarlyView.
Abstract Purpose To explore the agreement between computationally modelled point‐spread functions (PSFs) and multifocal soft contact lens wearers' descriptions of image quality. Methods In Phase 1, participants were fitted with a single vision soft contact lens (SCL) in the left eye, and four different multifocal (MF) SCLs in the right eye in ...
Pete Kollbaum   +5 more
wiley   +1 more source

The QuickSee autorefractor reliably measures the accommodative response in children compared with the Shin‐Nippon autorefractor

open access: yesOphthalmic and Physiological Optics, EarlyView.
Abstract Introduction This study evaluated the QuickSee autorefractor for measurement of the accommodative response in a cohort of children without significant ametropia, and compared the findings to those determined using the gold‐standard Shin‐Nippon device. Methods Children aged 5–7 years were recruited.
Jane M. Fulton   +4 more
wiley   +1 more source

Position-correlated biphoton wavefront sensing for quantum adaptive imaging. [PDF]

open access: yesLight Sci Appl
Zheng Y   +5 more
europepmc   +1 more source

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