Structural Damage Detection Based on Modal Parameters Using Continuous Ant Colony Optimization

Table 10

Damage conditions to study the frame.

Case	Description
H1	20% damage at element 3
H2	10% damage at element 18
H3	15% damage at element 27
H4	H1 + 30% damage at element 22
H5	H1 + H3
H6	H2 + 25% damage at element 23
H7	H2 + H5
H8	H4 + 20% damage at element 32
H9	H3 + H6