Results 291 to 300 of about 131,260 (329)

Animacy, perceptual load, and inattentional blindness

Psychonomic Bulletin & Review, 2013
Inattentional blindness is the failure to notice unexpected objects in a visual scene while engaging in an attention-demanding task. We examined the effects of animacy and perceptual load on inattentional blindness. Participants searched for a category exemplar under low or high perceptual load.
Dustin P, Calvillo, Russell E, Jackson
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Perceptual load alters visual excitability.

Journal of Experimental Psychology: Human Perception and Performance, 2011
Increasing perceptual load reduces the processing of visual stimuli outside the focus of attention, but the mechanism underlying these effects remains unclear. Here we tested an account attributing the effects of perceptual load to modulations of visual cortex excitability.
David, Carmel   +3 more
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Perceptual load in sport and the heuristic value of the perceptual load paradigm in examining expertise-related perceptual-cognitive adaptations

Cognitive Processing, 2012
In two experiments, we transferred perceptual load theory to the dynamic field of team sports and tested the predictions derived from the theory using a novel task and stimuli. We tested a group of college students (N = 33) and a group of expert team sport players (N = 32) on a general perceptual load task and a complex, soccer-specific perceptual load
Philip, Furley   +2 more
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Visual perceptual load modulates an auditory microreflex

Psychophysiology, 2009
AbstractThe postauricular reflex (PAR) is a vestigial microreflex evoked by an abrupt auditory onset. Previous studies have indicated that the PAR is unaffected by auditory selective attention. Here, we report that the PAR can be modulated by a crossmodal manipulation of attentional demands within the visual modality.
Nathan A, Parks   +2 more
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Nicotine reduces distraction under low perceptual load

Psychopharmacology, 2014
Several studies provide evidence that nicotine alleviates the detrimental effects of distracting sensory stimuli. It is been suggested that nicotine may either act as a stimulus filter that prevents irrelevant stimuli entering awareness or by enhancing the attentional focus to relevant stimuli via a boost in processing capacity.To differentiate between
Oliver, Behler   +2 more
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Perceptual load modulates object-based attention.

Journal of Experimental Psychology: Human Perception and Performance, 2009
Two experimental series are reported using both reaction time (RT) and a data-limited perceptual report to examine the effects of perceptual load on object-based attention. Perceptual load was manipulated across 3 levels by increasing the complexity of perceptual judgments.
Ming-Chou, Ho, Paul, Atchley
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Cuing Interacts with Perceptual Load in Visual Search

Psychological Science, 2002
We tested the strong form of the perceptual-load hypothesis, which posits that the amount of perceptual load is the only factor determining whether attention can be effectively focused. Participants performed a visual search task under conditions of low and high load and with either a 100% valid spatial cue or no spatial cue. With no cue, participants
Douglas N, Johnson   +2 more
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The role of perceptual load in inattentional blindness

Cognition, 2007
Perceptual load theory offers a resolution to the long-standing early vs. late selection debate over whether task-irrelevant stimuli are perceived, suggesting that irrelevant perception depends upon the perceptual load of task-relevant processing. However, previous evidence for this theory has relied on RTs and neuroimaging.
Ula, Cartwright-Finch, Nilli, Lavie
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