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1. (WO2018100700) DATA CONVERSION DEVICE AND DATA CONVERSION METHOD

Pub. No.:    WO/2018/100700    International Application No.:    PCT/JP2016/085641
Publication Date: Fri Jun 08 01:59:59 CEST 2018 International Filing Date: Thu Dec 01 00:59:59 CET 2016
IPC: G06F 17/27
Applicants: HITACHI, LTD.
株式会社日立製作所
Inventors: KUDO, Fumiya
工藤 文也
HAYASHI, Hideki
林 秀樹
KITAGAWA, Kenji
北川 健二
MIZOTE, Yuuji
溝手 裕二
Title: DATA CONVERSION DEVICE AND DATA CONVERSION METHOD
Abstract:
The present invention comprises a memory that stores a program and a processor that processes data on the basis of the program stored in memory. The processor: receives, as input data to be processed, input of natural language text data and/or character-string format data items stored in a structured table; tabulates, as a plurality of characters to be tabulated, a combination of a first character to be tabulated among elements constituting the input data which was input, and one or more characters consecutive to the first character; calculates an appearance frequency or information amount of each character to be tabulated which was tabulated on the basis of the tabulation results; calculates an appearance frequency change point or information amount change point of each character to be tabulated on the basis of the calculated appearance frequency or information amount; and separates the plurality of characters to be tabulated on the basis of the calculated appearance frequency change point or information amount change point.