Alex Kantchelian, Justin Ma, Ling Huang, Sadia Afroz, Anthony D. Joseph, J. D. Tygar. Robust detection of comment spam using entropy rate. In Ting Yu, V. N. Venkatakrishan, Apu Kapadia, editors, Proceedings of the 5th ACM Workshop on Security and Artificial Intelligence, AISec 2012, Raleigh, NC, USA, October 19, 2012. pages 59-70, ACM, 2012. [doi]