Frequency list
| word | Freq | ||
|---|---|---|---|
| P | N | query terms | 4 |
|
| P | N | weights | 1 |
|
| P | N | user 's information need | 1 |
|
| P | N | terms | 1 |
|
| P | N | similarities | 1 |
|
| P | N | retrieval | 1 |
|
| P | N | first-order and second-order co-occurrence | 1 |
|
| P | N | co-occurrence similarities | 1 |
|
| P | N | Term similarities | 1 |
|
