APPARATUS FOR RECOMMENDING CONTENTS USING HIERARCHICAL CONTEXT MODEL AND METHOD THEREOF
First Claim
1. An apparatus for recommending contents using a hierarchical context model, the apparatus comprising:
- an input unit configured to receive a keyword to be retrieved from a user according to an operation of a key or a menu;
a sensing unit configured to acquire context information of the user when the keyword is received;
a control unit configured to match tag information of contents and the context information of the user corresponding to the received keyword with preset hierarchical context models, respectively to extract contents relevant words and context relevant words based on the matched results and calculate contents similarity based on the extracted contents relevant words and context relevant words to rank at least one pre-collected contents based on the calculated contents similarity; and
a display unit configured to display some or all of the at least one ranked contents on a screen.
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Abstract
According to an embodiment of the present invention, an apparatus for recommending contents using a hierarchical context model includes: an input unit configured to receive a keyword to be retrieved from a user according to an operation of a key or a menu; a sensing unit configured to acquire context information of the user when the keyword is received; a control unit configured to match tag information of contents and the context information of the user corresponding to the received keyword with preset hierarchical context models, respectively to extract contents relevant words and context relevant words based on the matched results and calculate contents similarity based on the extracted contents relevant words and context relevant words to rank at least one pre-collected contents based on the calculated contents similarity; and a display unit configured to display some or all of the at least one ranked contents on a screen.
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Citations
20 Claims
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1. An apparatus for recommending contents using a hierarchical context model, the apparatus comprising:
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an input unit configured to receive a keyword to be retrieved from a user according to an operation of a key or a menu; a sensing unit configured to acquire context information of the user when the keyword is received; a control unit configured to match tag information of contents and the context information of the user corresponding to the received keyword with preset hierarchical context models, respectively to extract contents relevant words and context relevant words based on the matched results and calculate contents similarity based on the extracted contents relevant words and context relevant words to rank at least one pre-collected contents based on the calculated contents similarity; and a display unit configured to display some or all of the at least one ranked contents on a screen. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An apparatus for recommending contents using a hierarchical context model, the apparatus comprising:
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an input unit configured to receive a keyword to be retrieved from a user according to an operation of a key or a menu; a control unit configured to match tag information of contents and context information of a user corresponding to the received keyword with preset hierarchical context models, respectively to extract contents relevant words and context relevant words based on the matched results and calculate contents similarity based on the extracted contents relevant words and context relevant words to rank at least one pre-collected contents based on the calculated contents similarity; and a display unit configured to display some or all of the at least one ranked contents on a screen. - View Dependent Claims (10, 11, 12, 13)
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14. A method for recommending contents using a hierarchical context model, the method comprising:
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receiving a keyword to be retrieved from a user according to an operation of a key or a menu; matching tag information of contents and context information of the user corresponding to the received keyword with preset hierarchical context models, respectively to extract contents relevant words and context relevant words based on the matched result; calculating contents similarity based on the extracted contents relevant words and context relevant words and ranking at least one pre-collected contents based on the calculated contents similarity; and displaying some or all of the at least one ranked contents on a screen. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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Specification