Helpfulness of product reviews as a function of discrete positive and negative emotions
作者：
Highlights：
• The impacts of distinct positive and negative emotions on perceived helpfulness are investigated.
• The relative importance of each type of emotion is computed and its influence is examined.
• The helpfulness prediction model is presented using pruned C4.5 decision tree as a learning method.
• The Surprise and Anxiety discrete emotions have strong relative strengths in their respective categories.
• The discrete positive emotions present best predictive performance when individual category is considered.
摘要
•The impacts of distinct positive and negative emotions on perceived helpfulness are investigated.•The relative importance of each type of emotion is computed and its influence is examined.•The helpfulness prediction model is presented using pruned C4.5 decision tree as a learning method.•The Surprise and Anxiety discrete emotions have strong relative strengths in their respective categories.•The discrete positive emotions present best predictive performance when individual category is considered.
论文关键词：Search products,Review helpfulness,Discrete emotions,Linguistic,Word of mouth,Trust emotion,Amazon reviews
论文评审过程：Received 30 November 2016, Revised 24 March 2017, Accepted 24 March 2017, Available online 28 March 2017, Version of Record 2 April 2017.
论文官网地址：https://doi.org/10.1016/j.chb.2017.03.053
