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  • The ProADAPT System in the 2009 Diagnostic Challenge Competition

    A Publication, Ole Mengshoel's Collection - 10 years ago

    Shared By: Ole Mengshoel

    Reliable systems health management is an important research area of NASA. A health management system that can accurately and quickly diagnose faults in various on-board ...

  • Designing Resource-Bounded Reasoners using Bayesian Networks

    A Publication, Ole Mengshoel's Collection - 10 years ago

    Shared By: Ole Mengshoel

    In this work we are concerned with the conceptual design of large-scale diagnostic and health management systems that use Bayesian networks. While they are potentially ...

  • Macroscopic Models of Clique Tree Growth for Bayesian Networks

    A Publication, Ole Mengshoel's Collection - 10 years ago

    Shared By: Ole Mengshoel

    In clique tree clustering, inference consists of propagation in a clique tree compiled from a Bayesian network. In this paper, we develop an analytical approach ...

  • Sensor Validation using Bayesian Networks

    A Publication, Ole Mengshoel's Collection - 10 years ago

    Shared By: Ole Mengshoel

    One of NASA’s key mission requirements is robust state estimation. Sensing, using a wide range of sensors and sensor fusion approaches, plays a central role ...

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  • Probabilistic Fault Diagnosis in Electrical Power Systems

    A Publication, Ole Mengshoel's Collection - 10 years ago

    Shared By: Ole Mengshoel

    Electrical power systems play a critical role in spacecraft and aircraft. This paper discusses our development of a diagnostic capability for an electrical power system ...

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  • Anomaly Detection with Text Mining

    A Publication, Ashok Srivastava's Collection - 6 years, 9 months ago

    Shared By: Ashok Srivastava

    Many existing complex space systems have a significant amount of historical maintenance and problem data bases that are stored in unstructured text forms. The problem ...

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