3. The system of claim 1 , further comprising a training component configured to train a model that is employed to assign weights to the descriptive terms of pages associated with the page information.
3. The system of claim 1 , further comprising a training component configured to train a model that is employed to assign weights to the descriptive terms of pages associated with the page information. 4. The system of claim 3 , wherein the model is a statistical model configured to assign different weights to terms obtained from different locations of the pages.