Fig 1.
Schematic diagram of hydrometallurgy method.
Fig 2.
Schematic diagram of cascade utilization.
Fig 3.
Evaluation system of economic benefits of LBR.
Fig 4.
Schematic diagram of BP.
Fig 5.
BP neural network algorithm process.
Fig 6.
SR algorithm flowchart.
Fig 7.
SR-BPNN algorithm process.
Fig 8.
Comparison results of MSE between SR-BPNN and BP algorithms.
Fig 9.
Accuracy curves of various algorithms.
Fig 10.
RMSE and CC of each algorithm.
Table 1.
Public recycling value data of a LBR enterprise.
Fig 11.
SR-BPNN training results.
Fig 12.
SR-BPNN AE diagram.
Fig 13.
Comparison between predicted and actual values.
Fig 14.
Scatter fitting plot.