Title:
DATA ANALYSIS DEVICE, DATA ANALYSIS METHOD, AND RECORDING MEDIUM
Document Type and Number:
WIPO Patent Application WO/2022/234635
Kind Code:
A1
Abstract:
This invention accurately identifies abnormal sound from time-series data having various characteristics. A determination unit (11) determines a characteristic of time-series data. A selection unit (12) selects a method for analyzing the time-series data on the basis of the characteristic of the time-series data. An identification unit (13) identifies an abnormal sound included in the time-series data by using the selected method to analyze the time-series data.
Inventors:
OHTA YUKO (JP)
MISHIMA SAKIKO (JP)
MISHIMA SAKIKO (JP)
Application Number:
PCT/JP2021/017458
Publication Date:
November 10, 2022
Filing Date:
May 07, 2021
Export Citation:
Assignee:
NEC CORP (JP)
International Classes:
G01H17/00; G05B23/02
Foreign References:
| JPH08221117A | 1996-08-30 | |||
| JP2020126021A | 2020-08-20 | |||
| JPH0990991A | 1997-04-04 | |||
| JP2009128906A | 2009-06-11 |
Attorney, Agent or Firm:
KITAJIMA Hiroshi et al. (JP)
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