The document describes relationships between various entities in a domain model for evaluating search engine and recommender system outputs. It shows that a query string is input to a search engine which utilizes a query formulator and outputs key terms and pages that are then sent to and scored by the domain model. The domain model also generates evaluation results from pages, user profiles, and relationships between pages and features.

1. Domain Model Outputs-page 1 1 title Page url Search Engine searchEngine Query Term Filter termString Query queryString 1 1..* 1 1 1 1 1..* 1 Inputs-page utilizes Query Formulator queryString Web Recommender Recommend(List< Page> inputPage) 1 Outputs-terms Output-key-terms Output-page 1 1 1 1 1 Sends-to generates

2. score Domain Model for Evaluation * * * * 1 1 1 1 text Page pid url description Feature featureid pid PageRelation pid relation featureid EvalResult uid pid year User uid major experience