Research Article
Integrated Feature Selection of ARIMA with Computational Intelligence Approaches for Food Crop Price Prediction
Table 20
PIs of the whole food crop prices by using the proposed integrated models over the single ARIMA models.
| | (%) | (%) | (%) |
| (1) ARIMA-ANN over ARIMA | | | | Rice | 369.822 | 340.945 | 376.038 | Wheat | 273.108 | 288.223 | 308.313 | Corn | 102.896 | 86.124 | 106.391 | Average PIs | 248.609 | 238.431 | 263.581 | (2) ARIMA-SVR over ARIMA | | | | Rice | 511.925 | 442.372 | 513.272 | Wheat | 242.775 | 271.562 | 283.046 | Corn | 105.605 | 109.089 | 108.399 | Average PIs | 286.768 | 274.341 | 301.572 | (3) ARIMA-MARS over ARIMA | | | | Rice | 333.093 | 240.977 | 332.613 | Wheat | 214.949 | 203.152 | 246.247 | Corn | 127.606 | 120.253 | 132.074 | Average PIs | 225.216 | 188.127 | 236.978 |
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