Results 61 to 70 of about 4,757,261 (406)

Characterization of Dysfunctional Lens Index and Opacity Grade in a Healthy Population

open access: yesDiagnostics, 2022
This study enrolled 61 volunteers (102 eyes) classified into subjects < 50 years (group 1) and subjects ≥ 50 years (group 2). Dysfunctional Lens Index (DLI); opacity grade; pupil diameter; and corneal, internal, and ocular higher order aberrations (HOAs)
Elena Martínez-Plaza   +6 more
doaj   +1 more source

Perceiving pictures [PDF]

open access: yes, 2011
I aim to give a new account of picture perception: of the way our visual system functions when we see something in a picture. My argument relies on the functional distinction between the ventral and dorsal visual subsystems.
Nanay, Bence
core   +1 more source

Decoding Visual Imagery from EEG Signals using Visual Perception Guided Network Training Method [PDF]

open access: yesarXiv, 2021
An electroencephalogram is an effective approach that provides a bidirectional pathway between user and computer in a non-invasive way. In this study, we adopted the visual perception data for training the visual imagery decoding network. We proposed a visual perception-guided network training approach for decoding visual imagery.
arxiv  

Action-Specific Perception & Performance on a Fitts's Law Task in Virtual Reality: The Role of Haptic Feedback [PDF]

open access: yes, 2022
While user's perception & performance are predominantly examined independently in virtual reality, the Action-Specific Perception (ASP) theory postulates that the performance of an individual on a task modulates this individual's spatial & time perception pertinent to the task's components & procedures.
arxiv   +1 more source

Visual Perception in Autism Spectrum Disorder: A Review of Neuroimaging Studies

open access: yesSoa--ch'ongsonyon chongsin uihak = Journal of child & adolescent psychiatry, 2020
Although autism spectrum disorder (ASD) is a neurodevelopmental disorder characterized by social impairments, patients with ASD frequently manifest atypical sensory behaviors.
Seungwon Chung, Jung-Woo Son
semanticscholar   +1 more source

Social Support and the Perception of Geographical Slant. [PDF]

open access: yes, 2008
The visual perception of geographical slant is influenced by physiological resources, such as physical fitness, age, and being physically refreshed. In two studies we tested whether a psychosocial resource, social support, can also affect the visual ...
Harber, Kent D   +3 more
core   +2 more sources

Visual Inspection System for Uncoupling Status of Control-Rod Drive Rod in Nuclear Reactor

open access: yesSensors, 2022
Under some unexpected conditions, drive rods and control-rod assemblies may not be disconnected. If this situation is not detected, the control rod will be lifted out of the reactor core together with the upper reactor internals.
Zhi Li   +7 more
doaj   +1 more source

A Survey of Perception-Based Visualization Studies by Task [PDF]

open access: yesarXiv, 2021
Knowledge of human perception has long been incorporated into visualizations to enhance their quality and effectiveness. The last decade, in particular, has shown an increase in perception-based visualization research studies. With all of this recent progress, the visualization community lacks a comprehensive guide to contextualize their results.
arxiv  

Disorders of visual perception [PDF]

open access: yesJournal of Neurology, Neurosurgery & Psychiatry, 2010
Visual perceptual disorders are often presented as a disparate group of neurological deficits with little consideration given to the wide range of visual symptoms found in psychiatric and neurodevelopmental disease. Here, the authors attempt a functional anatomical classification of all disorders linked to visual perception, whatever the clinical ...
Ffytche, Dominic H.   +2 more
openaire   +4 more sources

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