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Title:
NEGATIVE EXAMPLE DEGREE-CALCULATING DEVICE, NEGATIVE EXAMPLE DEGREE CALCULATION METHOD, AND COMPUTER-READABLE STORAGE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2019/155580
Kind Code:
A1
Abstract:
A negative example degree-calculating device 10 is provided with a purpose estimation unit 11 for estimating a purpose for which a user used an item in the past from relation data that specifies the item used in the past by the user and purpose information that indicates the purpose of use of the item for the user, and a negative example degree calculation unit 12 for calculating, on the basis of the estimated purpose and the purpose information, a negative example degree that indicates the possibility that the item is not selected by the user.

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Inventors:
ICHIKAWA KOJI (JP)
NAKADAI SHINJI (JP)
Application Number:
PCT/JP2018/004441
Publication Date:
August 15, 2019
Filing Date:
February 08, 2018
Export Citation:
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Assignee:
NEC CORP (JP)
International Classes:
G06Q30/02
Foreign References:
JP2015230717A2015-12-21
JP6254726B12017-12-27
JP2012194894A2012-10-11
Attorney, Agent or Firm:
BRIGHTAS IP ATTORNEYS (JP)
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