If you search for the word “cold” and you’re using the search box for a health related site, chances are you want to find out something about the illness. If you search for “cold” at Google or Yahoo or Bing, there’s a chance that you might be interested in weather or airconditioning or a cold war or stuffy nose.
Different sites and pages might focus upon specific topics of interest, such as health or sports, or weather, or constuction. A way a search engine might use to try to get around some of the limitations of words with multiple meanings is to assign domain or topical scores to web pages and other items found on the Web, regardless of which queries they might be good results for. Then if a query seems to cover a specific domain or topic, to return pages that involve that topic, based upon a “domain score” for those pages.
Why Look at Domains (Categories of Interest) in Ranking Pages?
The patent’s description begins by describing conventional methods of ranking pages in search results. When a search engine attempts to match a query with a document, there are a number of steps that it may go through first.