| Recommending Social Events from Mobile Phone Location Data Recent countries visiting this post |  |
 | 7 | United States |
 | 3 | Russian Federation |
 | 1 | |
 | 1 | China |
| Recommending Social Events from Mobile Phone Location Data Recent countries visiting this post | |
| 7 | United States |
| 3 | Russian Federation |
| 1 | |
| 1 | China |