Presentation 2009-03-24
Autonomic responses to perceptual learning of visual search
Tatsuto TAKEUCHI, Yasuto TANAKA,
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Abstract(in English) Perceptual learning refers to the improvement of perceptual sensitivity and performance with training. In this study, we examined whether a learning process is accompanied by a release from the dependence of performance on mental effort, leading to an automatization of the task. For the purpose, subjects conducted a visual search task in which the target was defined by a relative motion while skin conductance level (SCL) was monitored. We found that SCL increased as the learning proceeded, and decreased at the end of the learning process. Positive correlation between SCL and behavioral performance was found at the last phase of learning. This result does not support the simple automatization hypothesis, and suggests that the distribution of an attentional effort by the visual system became more effective by a perceptual learning.
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Keyword(in English) perceptual learning / visual search / mental effort / eye movement / autonomic response / electrodermal activity
Paper # HIP2008-151
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Committee HIP
Conference Date 2009/3/17(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Autonomic responses to perceptual learning of visual search
Sub Title (in English)
Keyword(1) perceptual learning
Keyword(2) visual search
Keyword(3) mental effort
Keyword(4) eye movement
Keyword(5) autonomic response
Keyword(6) electrodermal activity
1st Author's Name Tatsuto TAKEUCHI
1st Author's Affiliation Nippon Telegraph and Telephone Corporation, NTT Communication Science Laboratories()
2nd Author's Name Yasuto TANAKA
2nd Author's Affiliation Miki Optical Institute
Date 2009-03-24
Paper # HIP2008-151
Volume (vol) vol.108
Number (no) 489
Page pp.pp.-
#Pages 6
Date of Issue