id: 06067837 dt: a an: 06067837 au: Muzammal, Muhammad; Raman, Rajeev ti: Uncertainty in sequential pattern mining. so: MacKinnon, Lachlan M. (ed.), Data security and security data. 27th British national conference on databases, BNCOD 27, Dundee, UK, June 29‒July 1, 2010. Revised selected papers. Berlin: Springer (ISBN 978-3-642-25703-2/pbk). Lecture Notes in Computer Science 6121, 147-150 (2012). py: 2012 pu: Berlin: Springer la: EN cc: ut: mining uncertain data; sequential pattern mining; probabilistic databases; theoretical foundations of data mining ci: li: doi:10.1007/978-3-642-25704-9_18 ab: Summary: We study uncertainty models in sequential pattern mining. We discuss some kinds of uncertainties that could exist in data, and show how these uncertainties can be modelled using probabilistic databases. We then obtain possible world semantics for them and show how frequent sequences could be mined using the probabilistic frequentness measure. rv: