| Hierarchical Conditional Random Field for Multi-class Image Classification Recent countries visiting this post |  |
 | 4 | United States |
 | 3 | Russian Federation |
 | 1 | China |
 | 1 | South Africa |
| Hierarchical Conditional Random Field for Multi-class Image Classification Recent countries visiting this post | |
| 4 | United States |
| 3 | Russian Federation |
| 1 | China |
| 1 | South Africa |