This example shows how Bow-Tie rules can be used to evaluate symptoms as and when they occur in a control system.
This example is based on: TM 5-698-4: FAILURE MODES, EFFECTS AND
CRITICALITY ANALYSIS (FMECA) FOR COMMAND, CONTROL, COMMUNICATIONS, COMPUTER, INTELLIGENCE, SURVEILLANCE, AND RECONNAISSANCE (C4ISR FACILITIES. (see http://armypubs.army.mil/eng/DR_pubs/DR_a/pdf/tm5_698_4.pdf)
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