The use of lexical complexity for assessing difficulty in instructional videos

dc.contributor.authorAlghamdi, Emad A
dc.contributor.authorGruba, Paul
dc.contributor.authorMasrai, Ahmed
dc.contributor.authorVelloso, Eduardo
dc.date.accessioned2023-08-30T20:08:03Z
dc.date.available2023-08-30T20:08:03Z
dc.date.copyright2023
dc.date.issued2023-09-04
dc.description.abstractAlthough measures of lexical complexity are well established for printed texts, there is currently no equivalent work for videos. This study, therefore, aims to investigate whether existing lexical complexity measures can be extended to predict second language (L2) learners’ judgment of video difficulty. Using a corpus of 320 instructional videos, regression models were developed for explaining and predicting difficulty using indices of lexical sophistication, density, and diversity. Results of the study confirm key dimensions of lexical complexity in estimates of video difficulty. In particular, lexical frequency indices accounted for the largest variance in the assessment of video difficulty (R2 = .45). We conclude with implications for CALL and suggest areas of further research.
dc.format.extent21
dc.identifier.citationAlghamdi, E. A., Gruba, P., Masrai, A., & Velloso, E. (2023). The use of lexical complexity for assessing difficulty in instructional videos. Language Learning & Technology, 27(1), 1–21. https://hdl.handle.net/10125/73524
dc.identifier.issn1094-3501
dc.identifier.urihttps://hdl.handle.net/10125/73524
dc.languageeng
dc.publisherUniversity of Hawaii National Foreign Language Resource Center
dc.publisherCenter for Language & Technology
dc.rights.licenseCreative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License
dc.rights.urihttps://creativecommons.org/licenses/by-nc-nd/4.0/
dc.subjectLexical Complexity, Video Difficulty, Language Learning, Lexical Frequency
dc.titleThe use of lexical complexity for assessing difficulty in instructional videos
dc.typeArticle
dcterms.typeText
prism.endingpage21
prism.number1
prism.publicationnameLanguage Learning & Technology
prism.startingpage1
prism.volume27

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