Results 91 to 100 of about 1,069,408 (197)

Role of central retinal artery and ophthalmic artery color doppler imaging in patients with increased intraocular pressure [PDF]

open access: yesJournal of Preventive and Complementary Medicine
Background: Glaucoma is a leading cause of irreversible blindness and involves complex multifactorial mechanisms, with vascular dysregulation playing a crucial role.Objectives: This study aimed to evaluate the utility of Color Doppler Imaging (CDI) in ...
Alka Agrawal   +4 more
doaj   +1 more source

Electrophysiological Studies of Visual Attention and of Emotion Regulation [PDF]

open access: yes, 2019
Electrophysiological methods, such as electroencephalography (EEG) and electrocardiography (ECG), measure biological activity that allow us to infer underlying cognitive processes.
Chu, Veronica
core  

Robot Visual Tracking Model Based on Improved GOTURN-LD Algorithm

open access: yesIEEE Access
With the aging of the population and the shortage of labor, the demand for service robots is increasing. As the key performance of visual tracking, it still has the problems of low tracking accuracy and poor real-time performance.
Lijuan Xu, Dalong Liu, Huanjian Ma
doaj   +1 more source

Study on the Correlation of Vibration Properties and Crack Index in the Health Assessment of Tunnel Lining

open access: yesShock and Vibration, 2017
This paper examines the correlation of vibration properties and crack index of tunnel lining in evaluating risk of collapsing. The visual inspection method, which was widely used, was not reliable enough as the stability of tunnel lining was influenced ...
Xuezhen Wu   +4 more
doaj   +1 more source

Refining Glaucoma Management: Korean Population-Specific Findings from Visual Field and Optical Coherence Tomography Testing

open access: yesBiomedicines
Background/Objectives: This study aimed to serve as a reference for establishing glaucoma evaluation standards for the Korean by analyzing the results of visual field tests and optical coherence tomography (OCT).
Sun Jung Lee   +2 more
doaj   +1 more source

A Corona Australis cloud filament seen in NIR scattered light II: Comparison with sub-millimeter data

open access: yes, 2009
We study a northern part of the Corona Australis molecular cloud that consists of a filament and a dense sub-millimetre core inside the filament. Our aim is to measure dust temperature and sub-mm emissivity within the region.
Bernard   +39 more
core   +1 more source

CA1-projecting subiculum neurons facilitate object-place learning. [PDF]

open access: yes, 2019
Recent anatomical evidence suggests a functionally significant back-projection pathway from the subiculum to the CA1. Here we show that the afferent circuitry of CA1-projecting subicular neurons is biased by inputs from CA1 inhibitory neurons and the ...
Chen, Lujia   +12 more
core   +1 more source

Optical Morphologies of Millijansky Radio Galaxies Observed by HST and in the VLA FIRST Survey

open access: yes, 2008
We report on a statistical study of the 51 radio galaxies at the millijansky flux level from the Faint Images of the Radio Sky at Twenty centimeters, including their optical morphologies and structure obtained with the Hubble Space Telescope. Our optical
Benn C. R.   +17 more
core   +1 more source

Comparison of the 24-2 and 10-2 SITA standard visual field strategies in patients with early-stage primary open-angle glaucoma and glaucoma suspects

open access: yesThe Pan-American Journal of Ophthalmology
Purpose: To compare the effectiveness of the 24-2 and 10-2 SITA Standard (SS) visual field strategies in detecting central defects in patients with early-stage primary open-angle glaucoma (POAG) and glaucoma suspects.
Fabian Bogado   +3 more
doaj   +1 more source

Quantitative swept-source optical coherence tomography angiography (SS-OCTA) analysis of macular microvascular alterations in Bietti crystalline dystrophy

open access: yesPhotodiagnosis and Photodynamic Therapy
Purpose: Bietti crystalline dystrophy (BCD) is a rare retinal dystrophy characterized by progressive visual impairment. This study aimed to evaluate changes in retinal and choroidal vessels and blood flow in BCD patients using swept-source optical ...
Shiyi Yin   +5 more
doaj   +1 more source

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