Multimedia searching and browsing system based on user profile
First Claim
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1. A user profile including user preference information on the consumption of multimedia content, which comprises preference items and preference values, and reflects recorded usage history (user history), said usage history comprising:
- a user action type information of describing the use types of the multimedia consumption;
a multimedia content identification information of the consumed multimedia content to identify the consumed multimedia content; and
a multimedia object information for searching the consumed multimedia content corresponding to the usage history.
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Abstract
There are provided a multimedia searching and browsing system reflecting user preference or user pattern, and a user preference extracting method to provide a user-oriented multimedia service, which comprises the steps of recording the usage history for a consumed multimedia, and extracting the use types of a user for a consumed multimedia and the preference with respect to the use types based on the recorded user history.
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Citations
21 Claims
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1. A user profile including user preference information on the consumption of multimedia content, which comprises preference items and preference values, and reflects recorded usage history (user history), said usage history comprising:
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a user action type information of describing the use types of the multimedia consumption;
a multimedia content identification information of the consumed multimedia content to identify the consumed multimedia content; and
a multimedia object information for searching the consumed multimedia content corresponding to the usage history. - View Dependent Claims (2, 3, 4)
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5. A multimedia searching and browsing apparatus comprising:
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a user profile including the user preference for multimedia searching and browsing, which comprises preference items and preference values, and usage history including a history of actions that consumers of multimedia content have carried out over a period of time;
a profiling agent extracting and updating user preference depending on the multimedia use types and using a different weight value with respect to the use types;
a usage history collecting means for updating and storing the history of actions that consumers of multimedia content have carried out over a period of time; and
a browsing means for performing a searching and browsing for the multimedia, which the user accesses, by using the user preference information recorded in the user profile.
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6. A user preference extracting method for providing a user-oriented multimedia service based on user preference for a consumed multimedia, the method comprising the steps of:
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a) recording a consumed history for the consumed multimedia; and
b) extracting the use types for the consumed multimedia, and the preference with respect to the use types of the multimedia based on the recorded user history. - View Dependent Claims (7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A multimedia searching and browsing method based on user preference, the method comprising the steps of:
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a) extracting the multimedia use types information of a user, and the preference information recorded by giving different weight values with respect to the use types of the multimedia;
b) searching and browsing the multimedia based on the extracted preference information;
c) recording the user history according to the multimedia searching and browsing; and
d) updating and storing the preference information based on the recorded user history. - View Dependent Claims (17, 18, 19, 20, 21)
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Specification