Search method - 株式会社日立製作所

Title:

Search method

Document Type and Number:

Japanese Patent JP6212639

Kind Code:

B2

Abstract:

This string search method for a computer that searches documents for a specified string includes the following steps: a first step in which the specified string is divided into a plurality of characters or strings, including a first character or string and a second character or string; a second step in which a plurality of sets are created by grouping a plurality of documents in units; a third step in which a determination is made as to whether or not the first character or string appears in that set; a fourth step in which a determination is made as to whether or not the second character or string appears in that set; and a sixth step in which, if first appearance information and second appearance information were both added to one of the plurality of sets, namely a first set, a detailed search is performed on said first set.

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Inventors:

Natsuko Sugaya
Kiyu Iijima
Atsushi Hatakeyama

Application Number:

JP2016530714A

Publication Date:

October 11, 2017

Filing Date:

June 30, 2014

Export Citation:

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Assignee:

株式会社日立製作所

International Classes:

G06F17/30

Domestic Patent References:

JP8069476A
JP2009134627A
JP2009037359A
JP7282073A
JP9223160A
JP5135102A
JP8161357A

Foreign References:

WO2013179348A1

Attorney, Agent or Firm:

Aoritsu patent business corporation

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