Identifying Hijacked Reviews Monika Daryani author James Caverlee author 2021-08 text Proceedings of the 4th Workshop on e-Commerce and NLP Shervin Malmasi editor Surya Kallumadi editor Nicola Ueffing editor Oleg Rokhlenko editor Eugene Agichtein editor Ido Guy editor Association for Computational Linguistics Online conference publication daryani-caverlee-2021-identifying 10.18653/v1/2021.ecnlp-1.9 https://aclanthology.org/2021.ecnlp-1.9/ 2021-08 70 78