USER PREFERENCE INFORMATION STRUCTURE HAVING MULTIPLE HIERARCHICAL STRUCTURE AND METHOD FOR PROVIDING MULTIMEDIA INFORMATION

摘要

PURPOSE: A user preference information structure having multiple hierarchical structure and method for providing multimedia information is provided to provide a user with a user preference information in a multi-media environment consisting of an information provider and an information consumer. CONSTITUTION: A user preference information structure comprises user use information by using information desired by the user, user preference information of information desired by the user, and individual user preference information that is differently set depending on situations in which the user is put and positioned in a sub-tree of the user preference information. Various independent individual user preference information structures are defined and each user preference item and user preference/non-preference included in the individual user preference information structure defines a relationship in a hierarchical structure. User preference/non-preference are defined from specific items to general items. An adoption condition of each individual user preference information structure is defined, so that detailed information can be recommended, provided or limited according to a user preference that may be different depending on situations, and information fitting situations can be recommended, provided or limited.