The Effects of Visual Cues, Blindfolding, Synesthetic Experience, and Musical Training on Pure-Tone Frequency Discrimination

How perceptual limits can be reduced has long been examined by psychologists. This study investigated whether visual cues, blindfolding, visual-auditory synesthetic experience, and musical training could facilitate a smaller frequency difference limen (FDL) in a gliding frequency discrimination test...

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Main Authors: Cho Kwan Tse, Calvin Kai-Ching Yu
Format: Article
Language:English
Published: MDPI AG 2018-12-01
Series:Behavioral Sciences
Subjects:
Online Access:http://www.mdpi.com/2076-328X/9/1/2
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author Cho Kwan Tse
Calvin Kai-Ching Yu
author_facet Cho Kwan Tse
Calvin Kai-Ching Yu
author_sort Cho Kwan Tse
collection DOAJ
description How perceptual limits can be reduced has long been examined by psychologists. This study investigated whether visual cues, blindfolding, visual-auditory synesthetic experience, and musical training could facilitate a smaller frequency difference limen (FDL) in a gliding frequency discrimination test. Ninety university students, with no visual or auditory impairment, were recruited for this one-between (blindfolded/visual cues) and one-within (control/experimental session) designed study. Their FDLs were tested by an alternative forced-choice task (gliding upwards/gliding downwards/no change) and two questionnaires (Vividness of Mental Imagery Questionnaire and Projector–Associator Test) were used to assess their tendency to synesthesia. The participants provided with visual cues and with musical training showed a significantly smaller FDL; on the other hand, being blindfolded or having a synesthetic experience before could not significantly reduce the FDL. However, no pattern was found between the perception of the gliding upwards and gliding downwards frequencies. Overall, the current study suggests that the inter-sensory perception can be enhanced through the training and facilitation of visual–auditory interaction under the multiple resource model. Future studies are recommended in order to verify the effects of music practice on auditory percepts, and the different mechanisms between perceiving gliding upwards and downwards frequencies.
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spelling doaj.art-a633b8980f734a74a86c537e58f1cee62022-12-21T18:18:10ZengMDPI AGBehavioral Sciences2076-328X2018-12-0191210.3390/bs9010002bs9010002The Effects of Visual Cues, Blindfolding, Synesthetic Experience, and Musical Training on Pure-Tone Frequency DiscriminationCho Kwan Tse0Calvin Kai-Ching Yu1Department of Counselling & Psychology, Hong Kong Shue Yan University, Hong Kong 999077, ChinaDepartment of Counselling & Psychology, Hong Kong Shue Yan University, Hong Kong 999077, ChinaHow perceptual limits can be reduced has long been examined by psychologists. This study investigated whether visual cues, blindfolding, visual-auditory synesthetic experience, and musical training could facilitate a smaller frequency difference limen (FDL) in a gliding frequency discrimination test. Ninety university students, with no visual or auditory impairment, were recruited for this one-between (blindfolded/visual cues) and one-within (control/experimental session) designed study. Their FDLs were tested by an alternative forced-choice task (gliding upwards/gliding downwards/no change) and two questionnaires (Vividness of Mental Imagery Questionnaire and Projector–Associator Test) were used to assess their tendency to synesthesia. The participants provided with visual cues and with musical training showed a significantly smaller FDL; on the other hand, being blindfolded or having a synesthetic experience before could not significantly reduce the FDL. However, no pattern was found between the perception of the gliding upwards and gliding downwards frequencies. Overall, the current study suggests that the inter-sensory perception can be enhanced through the training and facilitation of visual–auditory interaction under the multiple resource model. Future studies are recommended in order to verify the effects of music practice on auditory percepts, and the different mechanisms between perceiving gliding upwards and downwards frequencies.http://www.mdpi.com/2076-328X/9/1/2frequency difference limensblindfoldvisual cuesauditory-visual synesthesiagliding frequenciesperceptual limit, common resource theorymultiple resource model
spellingShingle Cho Kwan Tse
Calvin Kai-Ching Yu
The Effects of Visual Cues, Blindfolding, Synesthetic Experience, and Musical Training on Pure-Tone Frequency Discrimination
Behavioral Sciences
frequency difference limens
blindfold
visual cues
auditory-visual synesthesia
gliding frequencies
perceptual limit, common resource theory
multiple resource model
title The Effects of Visual Cues, Blindfolding, Synesthetic Experience, and Musical Training on Pure-Tone Frequency Discrimination
title_full The Effects of Visual Cues, Blindfolding, Synesthetic Experience, and Musical Training on Pure-Tone Frequency Discrimination
title_fullStr The Effects of Visual Cues, Blindfolding, Synesthetic Experience, and Musical Training on Pure-Tone Frequency Discrimination
title_full_unstemmed The Effects of Visual Cues, Blindfolding, Synesthetic Experience, and Musical Training on Pure-Tone Frequency Discrimination
title_short The Effects of Visual Cues, Blindfolding, Synesthetic Experience, and Musical Training on Pure-Tone Frequency Discrimination
title_sort effects of visual cues blindfolding synesthetic experience and musical training on pure tone frequency discrimination
topic frequency difference limens
blindfold
visual cues
auditory-visual synesthesia
gliding frequencies
perceptual limit, common resource theory
multiple resource model
url http://www.mdpi.com/2076-328X/9/1/2
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