response vector assurance criterion RVAC

Definition

measure of the similarity between an analytical and experimental response vector at a particular frequency

Notes

  • NOTE 1 The response vector assurance criterion is a vector correlation tool. It is the FRF equivalent to the MAC (see 3.2.26).
  • NOTE 2 The response vector assurance criterion is defined as: where - is the analytical vector containing only the FRF values at all response points due to an excitation at DOF k for a particular frequency wr - is the corresponding experimental response vector.
  • NOTE 3 RVAC = 1 indicates perfect correlation of the two response vectors.
  • NOTE 4 FRAC = 0 indicates no correlation of the two response vectors.
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