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error index

Standard

ECSS-E-ST-60-10C - Control performance (15 November 2008)

Definition

parameter isolating a particular aspect of the time variation of a performance error or knowledge error

Notes

  • NOTE 1 A performance error index is applied to the difference between the target (desired) output of the system and the actual system output.
  • NOTE 2 A knowledge error index is applied to the difference between the actual output of the system and the known (estimated) system output.
  • NOTE 3 The most commonly used indices are defined in this chapter (APE, RPE, AKE etc.). The list is not limitative.

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