INFORMATION PROCESSING SYSTEM, FUNCTION CREATION METHOD, AND FUNCTION CREATION PROGRAM

Title:

INFORMATION PROCESSING SYSTEM, FUNCTION CREATION METHOD, AND FUNCTION CREATION PROGRAM

Document Type and Number:

WIPO Patent Application WO/2017/090475

Kind Code:

A1

Abstract:

A table storage unit 81 stores a first table including a target variable and a second table having a granularity different from that of the first table. A function creation unit 82 creates a feature amount generation function for generating a feature amount serving as a variable that may influence the target variable from the first table and the second table. The function creation unit 82 creates a plurality of feature amount generation functions by generating combinations of a correspondence condition element representing a correspondence condition of rows in the first table and the second table and an aggregate method element representing an aggregation method for aggregating data in each column included in the second table for each target variable.

Inventors:

KUSUMURA YUKITAKA (JP)
FUJIMAKI RYOHEI (JP)

Application Number:

PCT/JP2016/083680

Publication Date:

June 01, 2017

Filing Date:

November 14, 2016

Export Citation:

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Assignee:

NEC CORP (JP)

International Classes:

G06F17/30; G06N20/00

Domestic Patent References:

WO2015045318A1

2015-04-02

Foreign References:

JP2015075970A	2015-04-20
JP2002007435A	2002-01-11
JP2011242851A	2011-12-01

Other References: