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Journal ArticleDOI

The effect of stimulus relevance on the cortical evoked potentials

L. R. Hartley
- 01 Aug 1970 - 
- Vol. 22, Iss: 3, pp 531-546
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TLDR
The results of the experiment provide no direct support for the postulated correlation between the two variables, but do suggest two possible explanations of this state of affairs.
Abstract
Past research has proved equivocal in providing a correlation between the amplitude of cortical evoked potentials and attended or unattended stimuli. The present experiment is a further investigation of the relationship between selective attention and the cortical evoked potentials and avoids some methodological artifacts. The results of the experiment provide no direct support for the postulated correlation between the two variables, but do suggest two possible explanations of this state of affairs.

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Citations
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Journal ArticleDOI

The N1 wave of the human electric and magnetic response to sound: a review and an analysis of the component structure

TL;DR: It is concluded that at least six different cerebral processes can contribute to the Nl wave of the human auditory evoked potential, and that they often last much longer than the true N1 components that they overlap.
Journal ArticleDOI

Early selective-attention effect on evoked potential reinterpreted ☆

TL;DR: The ‘Hillyard effect’ was explained as being caused by a superimposition of a CNV kind of negative shift on the evoked potential to the attended stimuli rather than by a growth of the ‘real’ N 1 component of theevoked potential.
Journal ArticleDOI

Electrical Signs of Selective Attention in the Human Brain

TL;DR: Auditory evoked potentials were recorded from the vertex of subjects who listened selectively to a series of tone pipping in one ear and ignored concurrent tone pips in the other ear to study the response set established to recognize infrequent, higher pitched tone pipped in the attended series.
Journal ArticleDOI

The role of attention in auditory information processing as revealed by event-related potentials and other brain measures of cognitive function

TL;DR: The role of attention and automaticity in auditory processing as revealed by event-related potential (ERP) research is examined, suggesting that even unattended stimuli may be semantically processed, without assuming automatic semantic processing or late selection in selective attention.
References
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Journal ArticleDOI

Some Experiments on the Recognition of Speech, with One and with Two Ears

TL;DR: In this paper, the relation between the messages received by the two ears was investigated, and two types of test were reported: (a) the behavior of a listener when presented with two speech signals simultaneously (statistical filtering problem) and (b) behavior when different speech signals are presented to his two ears.
Journal ArticleDOI

Attention, Vigilance, and Cortical Evoked-Potentials in Humans

TL;DR: Computer-averaged potentials evoked from the cortex were recorded to nonsignal stimuli and to randomly interspersed signal stimuli requiring detection and response during prolonged visual vigilance as detection efficiency diminished over time.
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