| Investigating topic models for social media user recommendation Recent countries visiting this post |  |
 | 8 | United States |
 | 5 | |
 | 2 | Russian Federation |
 | 1 | Germany |
 | 1 | Italy |
 | 1 | France |
 | 1 | Turkey |
| Investigating topic models for social media user recommendation Recent countries visiting this post | |
| 8 | United States |
| 5 | |
| 2 | Russian Federation |
| 1 | Germany |
| 1 | Italy |
| 1 | France |
| 1 | Turkey |