Investigating negative reviews and detecting negative influencers in Yelp through a multi-dimensional social network based model

作者：

Highlights：

• The star based review system of Yelp is positively biased.

• A user has a high influence on friends when doing negative reviews in Yelp.

• Negative influencers in Yelp have a high betweenness centrality.

• Negative influencers in Yelp are power users according to degree centrality.

• Negative influencers in Yelp are very experienced users in the category they review.

摘要

•The star based review system of Yelp is positively biased.•A user has a high influence on friends when doing negative reviews in Yelp.•Negative influencers in Yelp have a high betweenness centrality.•Negative influencers in Yelp are power users according to degree centrality.•Negative influencers in Yelp are very experienced users in the category they review.

论文关键词：Yelp,Multi-dimensional model,Negative influencers,Negative reviews,Social Network Analysis,User stereotypes,Homophily

论文评审过程：Received 20 January 2020, Revised 27 May 2021, Accepted 27 May 2021, Available online 10 June 2021, Version of Record 10 June 2021.

论文官网地址：https://doi.org/10.1016/j.ijinfomgt.2021.102377