Figure 12
The figure consists of a central vertical rectangular box with rounded corners labeled “D N N practicality in bunker price forecasting”.To the left of this central node are three rectangular boxes vertically stacked and arranged from top to bottom, labeled as “Data Utilisation” containing the text “Dealing with nonlinear, diverse and complex data of the maritime sector”, “Marketing Policies” containing the text “Guiding port and canal authorities to set a rebate systems and incentives to increase port and canal calls”, and “Governance” containing the text “Optimizing the operating cost and profit margins of the shipping companies”. For these three boxes on the left, the “Data Utilisation” box has a curved bottom-right corner, the “Marketing Policies” box has no curved corners, and the “Governance” box has a curved top-right corner. To the right of the central node are three rectangular boxes vertically stacked and arranged from top to bottom, labeled as “Route Choice” containing the text “Assisting ship owners and operators to select the most suitable navigational routes”, “Pricing Policies” containing the text “Guiding the navigational waterways (like Suez Canal) in drawing its transit tariffs”, and “Decarbonisation” containing the text “Encouraging the investment in green alternative bunker fuels (like Methanol, Ammonia and Hydrogen)”. For these three boxes on the right, the “Route Choice” box has a curved bottom-left corner, the “Pricing Policies” box has no curved corners, and the “Decarbonisation” box has a curved top-left corner.DNN practicality in bunker price forecasting. Source: Authors