Table 4 Comparison with gamma and Inverse Gaussian degradation models.

From: Deep reinforcement learning-driven multi-objective optimization and its applications on lighting infrastructure operation and maintenance strategy

Comparative indicators

Wiener process

Gamma process

Inverse Gaussian process

R2

0.92

0.89

0.90

RMSE

0.87

1.02

0.95

AIC

128.6

135.2

131.5

D

0.051

0.073

0.068

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