面向讨论区临场感提升的助教智能体设计与实证研究
Authors
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Yi Tao
School of Educational Information Technology, South China
Normal University
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Liang Ni
School of Educational Information Technology, South China
Normal University
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Heting Li
School of Educational Information Technology, South China
Normal University
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Yuyin Lin
School of Educational Information Technology, South China
Normal University
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Jieru Lu
School of Educational Information Technology, South China
Normal University
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Jiahao Miao
School of Educational Information Technology, South China
Normal University
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Jialin Zhong
School of Educational Information Technology, South China
Normal University
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Shurui Xie
School of Educational Information Technology, South China
Normal University
Keywords:
助教智能体, 探究社区理论, 讨论区, 临场感, 混合研究设计
Abstract
讨论区是在线学习环境中师生交互的关键场域,临场感是讨论区的关键指标,全面影响着学习者的学习过程和结果。为提升讨论区临场感水平,本研究基于探究社区理论设计并开发讨论区助教智能体,随后通过顺序解释式混合研究揭示其有效性。问卷结果表明,相对于无助教和人类助教条件,讨论区教学临场感、社会临场感和认知临场感在助教智能体介入后均有显著提升。访谈结果表明,助教智能体的实时响应和个性化反馈是提升教学临场感的主要原因,亲和语气和互动行为是提升社会临场感的主要原因,而结构化的认知引导则是提升认知临场感的主要原因。