Patent Document ID: RE41899
Application ID: 10388362

Base Claim:
1. In a computerized information access system, a method for presenting items of information to users, comprising the steps of: a) storing user profiles for users having access to the system, where each user profile is based, at least in part, on the attributes of information the user finds to be of interest; b) determining an attribute-based relevance factor for an item of information which is indicative of the degree to which an attribute of that item of information matches the profile for a particular user; c) determining a measure of correlation between the particular user's interests and those of other users who have accessed said item of information; d) combining said relevance factor and said degree of correlation to produce a ranking score for said item of information; e) repeating steps b, c and d for each item of information to be presented to said particular user; and f) displaying the items of information to the user in accordance with their ranking scores.

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Claim 12:
12. The method of claim 1 wherein said information access system is an electronic mail system, and said method is employed to filter messages provided to subscribers of said system.