Results 271 to 280 of about 3,121,297 (329)

Analog in-memory computing attention mechanism for fast and energy-efficient large language models. [PDF]

open access: yesNat Comput Sci
Leroux N   +6 more
europepmc   +1 more source

Attentive mechanisms in visual search

Spatial Vision, 2004
Selective attention can be employed to a restricted region in space or to specific objects. Many properties of this attentional window or spotlight are not well understood. In the present study, we examined the question whether the putative shape of the attentional spotlight can be determined by endogenous cueing within a visual search paradigm ...
A, Panagopoulos   +2 more
openaire   +2 more sources

Mechanisms of attention in touch

Somatosensory & Motor Research, 1999
A series of experiments demonstrated the role of higher level cognitive processes, such as attention, in tactile perception. The first series of experiments demonstrated that automatic orienting to a tactile stimulus resulted in inhibition of subsequent stimuli at that body site--inhibition of return (IOR).
Lloyd, Donna M.   +3 more
openaire   +3 more sources

Mechanisms of top-down attention

Trends in Neurosciences, 2011
Attention exhibits characteristic neural signatures in brain regions that process sensory signals. An important area of future research is to understand the nature of top-down signals that facilitate attentional guidance towards behaviorally relevant locations and features.
Farhan, Baluch, Laurent, Itti
openaire   +2 more sources

Attentional Mechanisms in Ventral Pathway

2009
Attentional modulation along the ventral pathway of the cortical visual system of primates consists in enhanced representation of the retinal input at a specific location in space, or of objects located anywhere in the visual field which possess a critical feature.
CHELAZZI, Leonardo   +2 more
openaire   +1 more source

Neural mechanisms of social attention

Trends in Cognitive Sciences, 2009
Social attention is conveyed primarily by gaze, but also by head and body orientation. These cues not only signal a seen agent's direction of attention but are also used to infer their current goals and intentions. Here, we review recent research showing that different gaze, head and body orientations are represented by distinct neural mechanisms, and ...
Lauri, Nummenmaa, Andrew J, Calder
openaire   +2 more sources

Mechanisms of Attention

Soviet Psychology, 1969
There have been several attempts in the field of psychology to explain attention mechanisms on the basis of negative inductive relationships. Such an interpretation has certain justifications vis-a-vis the lower forms of attention, usually characterized as involuntary.
openaire   +1 more source

A brain mechanism for attention

Medical Hypotheses, 1990
Attention is directed or focussed consciousness. Consciousness is a subjective sensation produced by the simultaneous activation of discrete neurophysiological systems. These are the alerting, awareness, affect, arousal, and attention systems. The process begins with the subcortical scanning of sensory stimuli for affect and significance via pleasure ...
openaire   +2 more sources

Mechanisms of attentional priority.

Journal of Experimental Psychology: Human Perception and Performance, 1990
When a single abrupt onset occurs in a multielement visual display, it captures attention, possibly by generating an attentional interrupt that designates onsets as being of high priority. In 3 experiments, the mechanisms subserving attentional priority setting were investigated.
S, Yantis, D N, Johnson
openaire   +2 more sources

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