Blar i Fakultet for informasjonsteknologi og elektroteknikk (IE) på forfatter "D'Avila Barros, Bettina"
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Fault detection and classification in oil wells and production/service lines using random forest
Marins, Matheus A.; D'Avila Barros, Bettina; Santos, Ismael H.; Barrionuevo, Daniel C.; Vargas, Ricardo E.V.; de M. Prego, Thiago; de Lima, Amaro A.; de Campos, Marcello L.R.; da Silva, Eduardo A.B.; Netto, Sergio L. (Peer reviewed; Journal article, 2020)This papers deals with the automatic detection and classification of faulty events during the practical operation of oil and gas wells and lines. The events considered here are part of the publicly available 3W database ... -
Quickest Detection of Stochastic False Data Injection Attacks with Unknown Parameters
D'Avila Barros, Bettina; Kumar Dasanadoddi Venkategowda, Naveen; Werner, Stefan (Chapter, 2021)This paper considers a multivariate quickest detection problem with false data injection (FDI) attacks in internet of things (IoT) systems. We derive a sequential generalized likelihood ratio test (GLRT) for zero-mean ...