| Optimizing Question Answering Accuracy by Maximizing Log-Likelihood Recent countries visiting this post |  |
 | 4 | United States |
 | 2 | Russian Federation |
 | 1 |
| Optimizing Question Answering Accuracy by Maximizing Log-Likelihood Recent countries visiting this post | |
| 4 | United States |
| 2 | Russian Federation |
| 1 |