Investigating and counteracting popularity bias in group recommendations

作者：

Highlights：

• An analysis of aggregation techniques in terms of popularity bias is presented.

• A conventional approach is adapted for popularity-debiasing in group recommendation.

• Two novel re-ranking-based popularity-debiasing procedures are proposed.

摘要

•An analysis of aggregation techniques in terms of popularity bias is presented.•A conventional approach is adapted for popularity-debiasing in group recommendation.•Two novel re-ranking-based popularity-debiasing procedures are proposed.

论文关键词：Group recommendation,Popularity bias,Aggregation techniques,Ranking-based recommendation

论文评审过程：Received 15 November 2020, Revised 3 March 2021, Accepted 13 April 2021, Available online 26 April 2021, Version of Record 26 April 2021.

论文官网地址：https://doi.org/10.1016/j.ipm.2021.102608