Research Article
Feature Reduction Based on Genetic Algorithm and Hybrid Model for Opinion Mining
Table 15
McNemar’s test results for kitchen reviews.
| Classifier B | Unigram (classifier A) | Joint feature (classifier A) | NB | LR | SVM | BSVM | BNB | NB | LR | SVM | BSVM | BNB |
| NB | | 0.564 | 1.077 | 2.411 | 1.385 | | 1.590 | 0.307 | 1.693 | 1.282 | LR | | | 1.693 | 3.027 | 2.001 | | | 2.308 | 3.335 | 2.924 | SVM | | | | 1.282 | 0.256 | | | | 0.974 | 0.564 | BSVM | | | | | 0.974 | | | | | 0.204 | BNB | | | | | | | | | | |
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