swissbib performs ranking based on field and term weighting.
Ruleset for Ranking
The following fields are included in the ranking weighted differently:
- freshness *
- main title (100)
- sub title (80)
- subjects (80)
- additional titles (70)
- author names (70)
- congress names (10)
- other index-fields (like fulltext) (5)
* freshness is primarily based on the publication date of =008 and secondly on the date, when the record is loaded to the index.