| Influence Zone: Efficiently Processing Reverse k Nearest Neighbors Queries Recent countries visiting this post |  |
 | 6 | |
 | 4 | United States |
 | 3 | Germany |
 | 1 | France |
 | 1 | China |
| Influence Zone: Efficiently Processing Reverse k Nearest Neighbors Queries Recent countries visiting this post | |
| 6 | |
| 4 | United States |
| 3 | Germany |
| 1 | France |
| 1 | China |