Table 1 The three sets of initial mean \(\:{\varvec{\mu\:}}_{k}^{0}\) selected for Fig. 1.

From: A novel damage detection method based on sequential iteration and Gaussian mixture model for structural health monitoring under environmental effects

\(\:k\)-th Gaussian component

The 1st set

The 2nd set

The 3rd set

\(\:{x}_{1}\)

\(\:{x}_{2}\)

\(\:{x}_{1}\)

\(\:{x}_{2}\)

\(\:{x}_{1}\)

\(\:{x}_{2}\)

1

14.99

-1.74

-5.40

3.78

-7.18

11.66

2

-0.46

15.25

-8.26

-8.85

-0.27

14.60

3

-6.74

2.51

14.33

15.15

-8.30

-8.91

4

-5.72

0.74

20.69

8.33

18.05

8.54

5

20.48

10.83

-3.52

2.04

10.95

9.49

6

16.13

13.94

3.99

5.36

-4.59

9.87

7

21.18

9.71

16.07

14.93

-6.23

9.36

8

-1.32

5.32

9.10

10.49

8.47

-8.65

9

4.73

9.00

4.11

18.78

20.12

-8.44

10

9.08

-10.19

16.10

16.32

10.69

8.83

11

4.83

20.59

-8.43

-8.94

-0.33

-6.61

12

-4.45

2.38

-5.16

1.62

15.81

-1.02

13

14.40

14.25

14.70

14.90

5.15

7.76