| Relevance Propagation for Topic Distillation UIUC TREC 2003 Web Track Experiments Recent countries visiting this post |  |
 | 8 | United States |
 | 1 |
| Relevance Propagation for Topic Distillation UIUC TREC 2003 Web Track Experiments Recent countries visiting this post | |
| 8 | United States |
| 1 |