基于影评数据的在线评论有用性影响因素研究

被引:227
作者
郝媛媛
叶强
李一军
机构
[1] 哈尔滨工业大学管理学院
关键词
口碑; 在线评论; 有用性; 文本特征; 正负情感; 主客观表达形式; 文本挖掘;
D O I
暂无
中图分类号
F49 [信息产业经济];
学科分类号
1201 ;
摘要
面对互联网上海量的在线客户评论,如何能快速有效地进行识别和选择从而发现和利用其中有用的评论,已经成为人们关注的重要问题.以体验型商品电影的在线评论为研究对象,结合文本挖掘技术和实证研究方法,从文本特征出发探索影响在线评论有用性的因素,建立在线评论有用性影响因素模型,并利用该模型对评论有用性进行分类预测.与现有相关研究相比,提出的模型总体拟合效果显著提高,并发现在线影评中积极的情感倾向、较高的正负情感混杂度、较高的主客观表达混杂度以及较长的平均各句长度,对评论的有用性具有显著的正面影响.最后预测结果表明,该模型对在线影评的有用性具有较强的判别能力.
引用
收藏
页码:78 / 88+96 +96
页数:12
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