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Diagnosing Intermittent and Persistent Faults using Static Bayesian Networks
Proc. of 21st International Workshop on Principles of Diagnosis (DX-10) (2010)
  • Ole J Mengshoel, Carnegie Mellon University
  • Brian Ricks, University of Texas at Dallas
Abstract

Both intermittent and persistent faults may occur in a wide range of systems. We present in this paper the introduction of intermittent fault handling techniques into ProDiagnose, an algorithm that previously only handled persistent faults. We discuss novel algorithmic techniques as well as how our static Bayesian networks help diagnose, in an integrated manner, a range of intermittent and persistent faults. Through experiments with data from the ADAPT electrical power system test bed, generated as part of the Second International Diagnostic Competition (DXC-10), we show that this novel variant of ProDiagnose diagnoses intermittent faults accurately and quickly, while maintaining strong performance on persistent faults.

Publication Date
2010
Citation Information
Ole J Mengshoel and Brian Ricks. "Diagnosing Intermittent and Persistent Faults using Static Bayesian Networks" Proc. of 21st International Workshop on Principles of Diagnosis (DX-10) (2010)
Available at: http://works.bepress.com/ole_mengshoel/7/