Ye, J., Kumar, S. and Akoglu, L. 2021. Temporal Opinion Spam Detection by Multivariate Indicative Signals. Proceedings of the International AAAI Conference on Web and Social Media. 10, 1 (Aug. 2021), 743-746. DOI:https://doi.org/10.1609/icwsm.v10i1.14801.