| 摘要 |
PROBLEM TO BE SOLVED: To extract various aspects associating information with information for use in information search or recommendation. SOLUTION: The information processing apparatus includes: a storage unit that stores information element data defining a plurality of information elements; an information acquisition unit that obtains an information set having a reference relationship with each other from an information source accessible through a communication network; a classification unit that classifies information included in the information set obtained by the information acquisition unit into information of a first class corresponding to an information element defined by the information element data and information of a second class other than the information of the first class; and an evaluation unit that evaluates a degree of association between information elements respectively corresponding to two or more pieces of information of the first class based on the reference relationship between the information of the first class and the information of the second class in the information set. COPYRIGHT: (C)2011,JPO&INPIT
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