Fig 1.
Equipment demand forecasting and procurement reserve optimization framework.
Table 1.
Parameter settings.
Table 2.
Indicator settings.
Fig 2.
Prediction accuracy dimension.
(a) MAPE (b) RMSE (c) MAE (d) Coefficient of Determination.
Fig 3.
Stability and efficiency dimension.
(a) Training Time (b) Reasoning Time (c) Standard Deviation of Volatility (d) Parameter Quantity.
Fig 4.
Inventory operation efficiency dimension.
(a) Average Inventory Level (b) Turnover Rate (c) Out-of-Stock Number (d) Average Retention Time.
Fig 5.
Inventory cost control dimension.
(a) Unit Total Cost (b) Safety Stock Rate (c) Redundant Stock Index (d) Procurement Fluctuation Coefficient.
Table 3.
Robustness test results of distribution system in province A of China.