Research Article
Integrated Feature Selection of ARIMA with Computational Intelligence Approaches for Food Crop Price Prediction
Table 19
Improvement of the proposed integrated models over single models.
| (1) Rice price forecasting | (%) | (%) | (%) | (ii) Integrated ARIMA-ANN | | | | ARIMA | 369.822 | 340.945 | 376.038 | ANN1 | 34.250 | 27.273 | 34.226 | (ii) Integrated ARIMA-SVR | | | | ARIMA | 511.925 | 442.372 | 513.272 | SVR1 | 251.772 | 252.688 | 236.023 | (iii) Integrated ARIMA-MARS | | | | ARIMA | 333.093 | 240.977 | 332.613 | MARS1 | 81.359 | 61.186 | 78.189 | (2) Wheat price forecasting | | | | (i) Integrated ARIMA-ANN | | | | ARIMA | 273.108 | 288.223 | 308.313 | ANN1 | 30.810 | 21.562 | 29.598 | (ii) Integrated ARIMA-SVR | | | | ARIMA | 242.775 | 271.562 | 283.046 | SVR1 | 4.336 | 19.483 | 7.223 | (iii) Integrated ARIMA-MARS | | | | ARIMA | 214.949 | 203.152 | 246.247 | MARS1 | 20.304 | −1.029 | 17.842 | (3) Corn price forecasting | | | | (i) Integrated ARIMA-ANN | | | | ARIMA | 102.896 | 86.124 | 106.391 | ANN1 | 2.018 | −10.973 | 1.645 | (ii) Integrated ARIMA-SVR | | | | ARIMA | 105.605 | 109.089 | 108.399 | SVR1 | −2.601 | −5.525 | −3.677 | (iii) Integrated ARIMA-MARS | | | | ARIMA | 127.606 | 120.253 | 132.074 | MARS1 | 8.006 | 2.579 | 8.587 |
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