On the Use of Singular Vectors for the Flexibility-Based Damage Detection under the Assumption of Unknown Structural Masses

Table 7

Damage patterns. The description is referred to as a single column per story.

Damage pattern	Description of the damage in the columns
		D1	15% at the 1st story	3	0	0	0
D2	15% at the 2nd story	0	3	0	0
D3	15% at the 1st and 10% at the 2nd story	3	2	0	0
D4	15% at the 1st, 15% at the 2nd, and 30% at the 3rd story	3	3	6	0