Results 51 to 60 of about 1,069,408 (197)

An Improved Hybrid Index Structrue for Per-Calculated Downwash Flow Field Visualization

open access: yesIOP Conference Series: Earth and Environmental Science, 2020
Abstract With the application of aerial plant protection technology in field spraying, how to intuitively and quickly obtain the impact of propeller downwash flow field on droplet deposition has become an important aspect of field management.
Ming Ni   +4 more
openaire   +1 more source

Visual field index rate and event-based glaucoma progression analysis: comparison in a glaucoma population [PDF]

open access: yesBritish Journal of Ophthalmology, 2009
The aim of the study was to compare event-based glaucoma progression analysis (GPA) I with new GPA II software and pattern deviation-based trend analyses (visual field index [VFI]) to detect progression in a glaucoma population.This was a retrospective study that included 90 eyes of 90 patients with a minimum of five reliable visual field tests and a ...
Casas-Llera, Pilar   +5 more
openaire   +2 more sources

A Mixed Data-Based Deep Neural Network to Estimate Leaf Area Index in Wheat Breeding Trials [PDF]

open access: yes, 2020
Remote and non-destructive estimation of leaf area index (LAI) has been a challenge in the last few decades as the direct and indirect methods available are laborious and time-consuming.
Apolo Apolo, Orly Enrique   +3 more
core   +1 more source

Long-term visual field changes after femtosecond laser-assisted cataract surgery in glaucoma patients, case series

open access: yesAmerican Journal of Ophthalmology Case Reports, 2021
Purpose: To assess the short and long-term changes in Visual Field (VF) Mean Deviation (MD), Visual Field Index (VFI), and intraocular pressure (IOP) after femtosecond laser-assisted cataract surgery (FLACS) in glaucomatous eyes.
Daniela Alvarez-Ascencio   +3 more
doaj   +1 more source

Keck Pencil-Beam Survey for Faint Kuiper Belt Objects [PDF]

open access: yes, 1999
We present the results of a pencil-beam survey of the Kuiper Belt using the Keck 10-m telescope. A single 0.01 square degree field is imaged 29 times for a total integration time of 4.8 hr.
Dohnanyi J. S.   +3 more
core   +4 more sources

The Effective Dynamic Ranges for Glaucomatous Visual Field Progression With Standard Automated Perimetry and Stimulus Sizes III and V. [PDF]

open access: yes, 2018
Purpose: It has been shown that threshold estimates below approximately 20 dB have little effect on the ability to detect visual field progression in glaucoma.
Artes, PH, Wall, M, Zamba, GKD
core   +2 more sources

Correlation between relative afferent pupillary defect and visual field defects on Humphrey automated perimetry: A cross-sectional clinical trial.

open access: yesPLoS ONE, 2022
PurposeTo evaluate the correlations between relative afferent pupillary defect (RAPD) magnitude, assessed using the clinical plus scale and neutral density filters, and visual field parameters in patients with unilateral or asymmetrical bilateral optic ...
Juthamat Witthayaweerasak   +2 more
doaj   +1 more source

Figure-ground modulation in awake primate thalamus [PDF]

open access: yes, 2015
[Abstract] Figure-ground discrimination refers to the perception of an object, the figure, against a nondescript background. Neural mechanisms of figure-ground detection have been associated with feedback interactions between higher centers and primary ...
Adams, Daniel L.   +6 more
core   +3 more sources

NEW DEFINITIONS OF KINETIC VISUAL ACUITY AND KINETIC VISUAL FIELD AND THEIR AGING EFFECTS

open access: yesIATSS Research, 2009
When statistically analyzing the age groups of traffic accident fatalities, senior citizens account for over 50% of all deaths. Similarly, over 50% of all fatalities occur at intersections.
Jinglong WU
doaj   +1 more source

Evaluation of the progression of visual field damage in patients suffering from early manifest glaucoma [PDF]

open access: yes, 2016
BACKGROUND: This retrospective study aimed to determine how often a perimetric examination should be carried out in order to identify visual field (VF) changes in patients with relatively early manifestation glaucoma.
Abdolrahimzadeh, S   +4 more
core   +1 more source

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