A study on the analysis of unstructured data for customized education of learners in small learning groups (소규모학습그룹의 학습자 맞춤형 교육을 위한 비정형데이터분석 연구)
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- The Journal of the Institute of Internet, Broadcasting and Communication
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- v.20 no.5
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- pp.89-95
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- 2020