Research Article
Improved GSO Optimized ESN Soft-Sensor Model of Flotation Process Based on Multisource Heterogeneous Information Fusion
Table 2
Predictive data set of the soft-sensor model.
| Serial number | Color features | Texture features | Process variables and boundary conditions | Predicted variables | Saturation | Brightness | | | | | Feed grade (%) | Feed flow rate (m3/h) | Feed concentration (%) | Feed granularity (%) | Pharmacy flow rate (L/min) | Concentrate grade (%) | Tailings recovery rate (%) |
| 1 | 0.077 | 0.633 | 0.107 | 1.154 | | 0.268 | 62.76 | 329 | 35 | 90 | 15.5 | 70.51 | 97.7 | 2 | 0.061 | 0.602 | 0.131 | 1.168 | | 0.472 | 63.67 | 297 | 35 | 90 | 11.5 | 69.74 | 97.2 | 3 | 0.059 | 0.591 | 0.147 | 1.359 | | 0.502 | 65.07 | 285 | 37 | 92 | 11.3 | 69.69 | 97.0 | 4 | 0.038 | 0.464 | 0.103 | 2.786 | | 0.618 | 65.48 | 214 | 36 | 95 | 7.5 | 68.98 | 93.5 | | | | | | | | | | | | | | | 300 | 0.034 | 0.415 | 0.076 | 2.125 | | 0.584 | 65.9 | 310 | 36 | 96 | 5.5 | 67.29 | 90.2 |
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