| Sentiment Analysis and the Use of Extrinsic Datasets in Evaluation Recent countries visiting this post |  |
 | 6 | United States |
 | 1 | Russian Federation |
 | 1 | Japan |
| Sentiment Analysis and the Use of Extrinsic Datasets in Evaluation Recent countries visiting this post | |
| 6 | United States |
| 1 | Russian Federation |
| 1 | Japan |