Table 2 The selected five sets of initial mean \(\:{\varvec{\mu\:}}_{k}^{0}\) when the number of Gaussian components is 4.

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

\(\:\varvec{k}\)-th Gaussian component

The 1st set

The 2nd set

The 3rd set

The 4th set

The 5th set

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

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

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

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

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

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

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

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

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

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

1

14.73

-0.10

-7.62

-9.41

-3.48

3.65

14.93

16.89

5.93

4.99

2

9.00

10.03

14.88

13.85

-7.97

-9.60

4.34

5.23

15.88

1.07

3

4.39

5.09

13.45

13.92

18.44

-9.17

18.44

-9.17

18.46

-0.82

4

6.08

11.21

18.54

-9.06

-6.22

11.28

-8.10

-8.65

-0.35

-6.82