To provide a data analysis device capable of obtaining an analysis result even in a newly introduced facility.SOLUTION: A data analysis device 10-1 includes a data acquisition unit 11 acquiring data of an analytic object, a dependence relation calculation unit 16 calculating a dependence relation between a plurality of data items included in the acquired data of the analytic object, and an abnormality probability calculation unit 17 calculating an abnormality probability of the data items based on the dependence relation. The abnormality probability calculation unit 17 calculates an abnormality probability by using different calculation methods for each type of the data items.SELECTED DRAWING: Figure 2

    【課題】新規導入設備であっても解析結果を得ることが可能なデータ解析装置を得ること。【解決手段】データ解析装置10-1は、解析対象のデータを取得するデータ取得部11と、取得した解析対象のデータに含まれる複数のデータ項目間の依存関係を算出する依存関係算出部16と、依存関係に基づいて、データ項目の異常確率を算出する異常確率算出部17と、を備え、異常確率算出部17は、データ項目の種類毎に異なる計算方法を用いて、異常確率を算出することを特徴とする。【選択図】図2


    Access

    Download


    Export, share and cite



    Title :

    DATA ANALYSIS DEVICE, DATA ANALYSIS METHOD, AND PROGRAM


    Additional title:

    データ解析装置、データ解析方法およびプログラム


    Contributors:
    IMABORI HITOSHI (author) / KIMOTO ISAO (author) / AOKI ATSUKO (author) / IKEHARA TERU (author) / HORIUCHI KENJI (author)

    Publication date :

    2023-12-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G05B Steuer- oder Regelsysteme allgemein , CONTROL OR REGULATING SYSTEMS IN GENERAL



    DATA ANALYSIS PROGRAM, DATA ANALYSIS METHOD, DATA ANALYSIS DEVICE, AND DATA ANALYSIS SYSTEM

    SASAKI HIROSHI / SHIMADA KOJI | European Patent Office | 2018

    Free access


    ROAD DATA ANALYSIS PROGRAM, ROAD DATA ANALYSIS METHOD AND ROAD DATA ANALYSIS DEVICE

    KAGEYAMA HITOSHI / TANABE JUN | European Patent Office | 2018

    Free access

    DATA ANALYSIS SYSTEM, SERVER DEVICE, DATA ANALYSIS METHOD, AND DATA ANALYSIS PROGRAM

    SATO RIEKO / OGASAWARA TAKAYUKI / MATSUNAGA KENICHI | European Patent Office | 2022

    Free access

    DATA ANALYSIS DEVICE, CONTROL METHOD FOR DATA ANALYSIS DEVICE, AND CONTROL PROGRAM FOR DATA ANALYSIS DEVICE

    MORIMOTO MASAHIRO / IKEUE NARITOMO / TAKEDA HIDEKI et al. | European Patent Office | 2016

    Free access