| A multi-resolution hidden Markov model using class-specific features Recent countries visiting this post |  |
 | 7 | United States |
 | 1 | |
 | 1 | Russian Federation |
| A multi-resolution hidden Markov model using class-specific features Recent countries visiting this post | |
| 7 | United States |
| 1 | |
| 1 | Russian Federation |