| The Impact of Feature Extraction on the Performance of a Classifier: kNN, Naïve Bayes and C4.5 Recent countries visiting this post |  |
 | 4 | United States |
 | 1 | Russian Federation |
| The Impact of Feature Extraction on the Performance of a Classifier: kNN, Naïve Bayes and C4.5 Recent countries visiting this post | |
| 4 | United States |
| 1 | Russian Federation |