Results 61 to 70 of about 86,655 (292)

S-cone psychophysics

open access: yesVisual Neuroscience, 2014
AbstractWe review the features of the S-cone system that appeal to the psychophysicist and summarize the celebrated characteristics of S-cone mediated vision. Two factors are emphasized: First, the fine stimulus control that is required to isolate putative visual mechanisms and second, the relationship between physiological data and psychophysical ...
openaire   +3 more sources

Electrical Stimulation of Trigeminal Nerve at the Anterior Nasal Septum in Healthy Individuals and Patients With Olfactory Dysfunction

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Background The intranasal trigeminal system contributes to the sense of smell. Its integrity in olfactory dysfunction (OD) may be crucial for future treatments. This study assessed trigeminal sensitivity in healthy individuals and patients with OD of different etiologies using electrical stimulation of the nasal mucosa.
Konstantinos Garefis   +12 more
wiley   +1 more source

The functional role of spatial anisotropies in ensemble perception

open access: yesBMC Biology
Background The human brain can rapidly represent sets of similar stimuli by their ensemble summary statistics, like the average orientation or size. Classic models assume that ensemble statistics are computed by integrating all elements with equal weight.
Natalia A. Tiurina   +3 more
doaj   +1 more source

Psychophysics Phenomenologized? Sensation and Decision in Visual Motion Perception

open access: yesPhenomenology and Mind, 2016
Experimental phenomenology and psychophysics are two rather different approaches to the study of perception, and rely on first-person descriptions and third-person measurements of the percept, respectively.
Regina Gregori Grgic   +1 more
doaj   +1 more source

On the factors causing processing difficulty of multiple-scene displays [PDF]

open access: yes, 2016
Multiplex viewing of static or dynamic scenes is an increasing feature of screen media. Most existing multiplex experiments have examined detection across increasing scene numbers, but currently no systematic evaluation of the factors that might produce ...
Scott-Brown, Kenneth C.   +2 more
core   +5 more sources

Effects of Ambient and Display Lighting Color on Risk‐Taking Behavior, Perceived Emotional States, and Visual Quality of Indoor Environment

open access: yesColor Research &Application, EarlyView.
In a digital risk‐taking test, participants inflated a balloon to increase earned points at the risk of popping under different display and ambient lighting conditions. ABSTRACT Lighting from architectural fixtures and screens can have impacts beyond visual perception, such as occupants' cognitive functions and emotional states. Despite the ubiquity of
Naser Shehab, Dorukalp Durmus
wiley   +1 more source

Spectral tuning and after-effects in neural entrainment

open access: yesBehavioral and Brain Functions
Neural entrainment has become a popular technique to non-invasively manipulate brain rhythms via external, periodic stimulation. However, there is still debate regarding its underlying mechanisms and effects on brain activity.
Maëlan Q. Menétrey, David Pascucci
doaj   +1 more source

Interpretation of absolute judgments using information theory: channel capacity or memory capacity? [PDF]

open access: yes, 2010
Shannon’s information theory has been a popular component of first-order cybernetics. It quantifies information transmitted in terms of the number of times a sent symbol is received as itself, or as another possible symbol.
Nizami, Lance
core  

Measuring Implicit Approach‐Avoidance Tendencies Using Self‐Depicting Body Pictures in Female Adults With Bulimia Nervosa, High Body Dissatisfaction and Healthy Controls

open access: yesInternational Journal of Eating Disorders, EarlyView.
ABSTRACT Objective Body dissatisfaction is an important factor for the etiology and maintenance of eating disorders such as bulimia nervosa (BN). At the behavioral level, body dissatisfaction often manifests itself in excessive body‐related avoidance, thought to act as a negative reinforcer.
Johanna Xemaire   +4 more
wiley   +1 more source

A Computational Model of the Short-Cut Rule for 2D Shape Decomposition [PDF]

open access: yes, 2014
We propose a new 2D shape decomposition method based on the short-cut rule. The short-cut rule originates from cognition research, and states that the human visual system prefers to partition an object into parts using the shortest possible cuts.
Liu, Xinwang   +3 more
core   +1 more source

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