An eye-tracking paradigm for analyzing the processing time of sentences with different linguistic complexities.

An eye-tracking paradigm was developed for use in audiology in order to enable online analysis of the speech comprehension process. This paradigm should be useful in assessing impediments in speech processing. In this paradigm, two scenes, a target picture and a competitor picture, were presented si...

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Main Authors: Dorothea Wendt, Thomas Brand, Birger Kollmeier
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2014-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC4065036?pdf=render
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author Dorothea Wendt
Thomas Brand
Birger Kollmeier
author_facet Dorothea Wendt
Thomas Brand
Birger Kollmeier
author_sort Dorothea Wendt
collection DOAJ
description An eye-tracking paradigm was developed for use in audiology in order to enable online analysis of the speech comprehension process. This paradigm should be useful in assessing impediments in speech processing. In this paradigm, two scenes, a target picture and a competitor picture, were presented simultaneously with an aurally presented sentence that corresponded to the target picture. At the same time, eye fixations were recorded using an eye-tracking device. The effect of linguistic complexity on language processing time was assessed from eye fixation information by systematically varying linguistic complexity. This was achieved with a sentence corpus containing seven German sentence structures. A novel data analysis method computed the average tendency to fixate the target picture as a function of time during sentence processing. This allowed identification of the point in time at which the participant understood the sentence, referred to as the decision moment. Systematic differences in processing time were observed as a function of linguistic complexity. These differences in processing time may be used to assess the efficiency of cognitive processes involved in resolving linguistic complexity. Thus, the proposed method enables a temporal analysis of the speech comprehension process and has potential applications in speech audiology and psychoacoustics.
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spelling doaj.art-850329b7dc404bb7a9ad48f1c84d43652022-12-21T18:54:37ZengPublic Library of Science (PLoS)PLoS ONE1932-62032014-01-0196e10018610.1371/journal.pone.0100186An eye-tracking paradigm for analyzing the processing time of sentences with different linguistic complexities.Dorothea WendtThomas BrandBirger KollmeierAn eye-tracking paradigm was developed for use in audiology in order to enable online analysis of the speech comprehension process. This paradigm should be useful in assessing impediments in speech processing. In this paradigm, two scenes, a target picture and a competitor picture, were presented simultaneously with an aurally presented sentence that corresponded to the target picture. At the same time, eye fixations were recorded using an eye-tracking device. The effect of linguistic complexity on language processing time was assessed from eye fixation information by systematically varying linguistic complexity. This was achieved with a sentence corpus containing seven German sentence structures. A novel data analysis method computed the average tendency to fixate the target picture as a function of time during sentence processing. This allowed identification of the point in time at which the participant understood the sentence, referred to as the decision moment. Systematic differences in processing time were observed as a function of linguistic complexity. These differences in processing time may be used to assess the efficiency of cognitive processes involved in resolving linguistic complexity. Thus, the proposed method enables a temporal analysis of the speech comprehension process and has potential applications in speech audiology and psychoacoustics.http://europepmc.org/articles/PMC4065036?pdf=render
spellingShingle Dorothea Wendt
Thomas Brand
Birger Kollmeier
An eye-tracking paradigm for analyzing the processing time of sentences with different linguistic complexities.
PLoS ONE
title An eye-tracking paradigm for analyzing the processing time of sentences with different linguistic complexities.
title_full An eye-tracking paradigm for analyzing the processing time of sentences with different linguistic complexities.
title_fullStr An eye-tracking paradigm for analyzing the processing time of sentences with different linguistic complexities.
title_full_unstemmed An eye-tracking paradigm for analyzing the processing time of sentences with different linguistic complexities.
title_short An eye-tracking paradigm for analyzing the processing time of sentences with different linguistic complexities.
title_sort eye tracking paradigm for analyzing the processing time of sentences with different linguistic complexities
url http://europepmc.org/articles/PMC4065036?pdf=render
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