No.

Document

Methods

Results

1

Gkerekos et al. [35]

ANN

R² of 89.4%

2

Wang et al. [36]

Wavelet transform neural network

CO₂ Reduction by 5%

3

Mao et al. [37]

statistical models

90.17% prediction accuracy

4

Zis et al. [39]

Speed reduction by ports

CO₂ max reduction by 20%