Results 1 to 10 of about 3,761 (200)

Emergence of behavioral phenomena and adaptation effects in human numerosity decoder using recurrent neural networks. [PDF]

open access: yesSci Rep, 2023
Abstract Humans possess an innate ability to visually perceive numerosities, which refers to the cardinality of a set. Numerous studies indicate that the lateral intraparietal cortex (LIP) and other intraparietal sulcus (IPS) regions (region) of the brain contain the neurological substrates responsible for number processing.
Verma BK, Sengupta R.
europepmc   +4 more sources

Atypicalities in Perceptual Adaptation in Autism Do Not Extend to Perceptual Causality [PDF]

open access: yes, 2015
A recent study showed that adaptation to causal events (collisions) in adults caused subsequent events to be less likely perceived as causal. In this study, we examined if a similar negative adaptation effect for perceptual causality occurs in children ...
A Brooks   +58 more
core   +12 more sources

Effects of Awareness on Numerosity Adaptation

open access: yesPLoS ONE, 2013
Numerosity perception is a process involving several stages of visual processing. This study investigated whether distinct mechanisms exist in numerosity adaptation under different awareness conditions to characterize how numerosity perception occurs at each stage.
Wei Liu   +4 more
openaire   +3 more sources

Stages of nonsymbolic number processing in occipitoparietal cortex disentangled by fMRI adaptation [PDF]

open access: yes, 2011
The neurobiological mechanisms of nonsymbolic number processing in humans are still unclear. Computational modeling proposed three successive stages: first, the spatial location of objects is stored in an object location map; second, this information is ...
Fias, Wim   +3 more
core   +1 more source

Commentary: From 'sense of number' to 'sense of magnitude' - The role of continuous magnitudes in numerical cognition [PDF]

open access: yes, 2017
Unlike abstract ones in mathematics, concrete sets of elements in the real world have continuous physical properties, such as overall area and density. The dominant view has it that humans can estimate the discrete numerosities of such sets independently
BRESSAN, PAOLA, KRAMER, PETER
core   +1 more source

Effects of adaptation on numerosity decoding in the human brain

open access: yesNeuroImage, 2016
Psychophysical studies have shown that numerosity is a sensory attribute susceptible to adaptation. Neuroimaging studies have reported that, at least for relatively low numbers, numerosity can be accurately discriminated in the intra-parietal sulcus. Here we developed a novel rapid adaptation paradigm where adapting and test stimuli are separated by ...
CASTALDI, ELISA   +4 more
openaire   +5 more sources

There´s more behind it : Perceived depth order biases perceived numerosity/density [PDF]

open access: yes, 2012
Humans have a clear sense of the numerosity of elements in a surface. However, recent studies showed that the binding of features to the single elements is severely limited.
Schütz, Alexander C.
core   +1 more source

Adapting Strategy Choices to Situational Factors: The Effect of Time Pressure on Children’s Numerosity Judgement Strategies

open access: yesPsychologica Belgica, 2003
The present study investigated the effect of time pressure on 6th graders’ (11-12 years old) numerosity judgement strategies under three different time pressure conditions. Time pressure was manipulated by varying the maximum presentation time of the stimuli on three different levels: 5 s in the severe, 10 s in the moderate, and 20 s in the low time ...
Luwel, Koen, Verschaffel, Lieven
openaire   +3 more sources

An emergentist perspective on the origin of number sense [PDF]

open access: yes, 2018
open2noopenZorzi, Marco; Testolin, AlbertoZorzi, Marco; Testolin ...

core   +1 more source

Visual Aftereffect Of Texture Density Contingent On Color Of Frame [PDF]

open access: yes, 1996
An aftereffect of perceived texture density contingent on the color of a surrounding region is reported. In a series of experiments, participants were adapted, with fixation, to stimuli in which the relative density of two achromatic texture regions was ...
Durgin, Frank H.
core   +3 more sources

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