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Apparatus for discriminating anomaly of detecting device

  • US 6,078,851 A
  • Filed: 02/06/1998
  • Issued: 06/20/2000
  • Est. Priority Date: 03/11/1997
  • Status: Expired due to Term
First Claim
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1. An anomaly discriminating apparatus comprising:

  • first and second detecting means for detecting state values of one event; and

    processing means storing occurrence probability distribution group data which is a set of occurrence probability distributions of state values probably detected by said second detecting means against an arbitrary state value detected by said first detecting means, said processing means reading an occurrence probability on a said occurrence probability distribution determined by a first state value detected by said first detecting means and a second state value detected by said second detecting means, said processing means determining whether at least either one of said first and second detecting means is anomalous, based on a plurality of said occurrence probabilities read out at different timings.

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