One-Step FE Model Updating Using Local Correspondence and Mode Shape Orthogonality

<div>MAC value between the original and perturbed FE models before one-step updating. The perturbation added to the original FE model corresponds to an increase of mass on every second element on an arm of the T structure by 300%.</div>

Shock and Vibration

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Figure 4

Figure 4: One-Step FE Model Updating Using Local Correspondence and Mode Shape Orthogonality 