INFORMATION RECOMMENDATION PROGRAM AND INFORMATION PROCESSING APPARATUS

Japanese Patent JP2016053784

A

PROBLEM TO BE SOLVED: To provide an information recommendation program for recommending a commodity of another category, on the basis of preference of a user with respect to a commodity of a certain category, and an information processing apparatus.SOLUTION: An information processing apparatus 1 includes: mean vector calculation means 102 which calculates an average of feature vectors, as a category mean vector, for each of categories of commodities, from the feature vectors associated with the commodities, and calculates an average of feature vectors by category, as a user mean vector, on a commodity used bye one user; preference vector calculation means 103 which calculates a preference vector from a difference between the user mean vector and the category mean vector of a first category; recommendation vector calculation means 104 which calculates the sum of the category mean vector and the preference vector of a second category, to calculate a recommendation vector in the second category; and commodity recommendation means 105 which extracts a commodity having a feature vector close to the recommendation vector from the second category, and recommends it to the one user.SELECTED DRAWING: Figure 2

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INAGI SEIYA
SATO MASAHIRO

JP2014178800A

April 14, 2016

September 03, 2014

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FUJI XEROX CO LTD

G06F17/30; G06Q30/02

JP2013105309A	2013-05-30
JP2005338933A	2005-12-08
JP2001265808A	2001-09-28
JP2009053743A	2009-03-12
JPH0756929A	1995-03-03

Tadao Hirata
Endo Wako

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