Fig. 5

Comparison of composite health indicator results across different weighting methods; (a) Entropy weight method; (b) Coefficient of variation method; (c) CRITIC weighting method; (d) Comparison of linear degradation rates.

Comparison of composite health indicator results across different weighting methods; (a) Entropy weight method; (b) Coefficient of variation method; (c) CRITIC weighting method; (d) Comparison of linear degradation rates.