Detection of submitters suspected of pretending to be someone else in a community site Naoki Ishikawa author Ryo Nishimura author Yasuhiko Watanabe author Yoshihiro Okada author Masaki Murata author 2010-05 text Proceedings of the Seventh International Conference on Language Resources and Evaluation (LREC’10) Nicoletta Calzolari editor Khalid Choukri editor Bente Maegaard editor Joseph Mariani editor Jan Odijk editor Stelios Piperidis editor Mike Rosner editor Daniel Tapias editor European Language Resources Association (ELRA) Valletta, Malta conference publication ishikawa-etal-2010-detection https://aclanthology.org/L10-1503/ 2010-05