Matching (e.g., via correlation or similarity process) entities having attributes, some of which have associated values. The values of the attributes may be adjusted based on number of entities that have values for a particular attribute so that the values decrease as the number increases. The attributes...http://www.google.fr/patents/US6018738?utm_source=gb-gplus-shareBrevet US6018738 - Methods and apparatus for matching entities and for predicting an attribute of an entity based on an attribute frequency value
Methods and apparatus for matching entities and for predicting an attribute ...