| A Cluster Based Pseudo Feedback Technique Which Exploits Good and Bad Clusters Recent countries visiting this post |  |
 | 4 | United States |
 | 1 | |
 | 1 | Italy |
| A Cluster Based Pseudo Feedback Technique Which Exploits Good and Bad Clusters Recent countries visiting this post | |
| 4 | United States |
| 1 | |
| 1 | Italy |