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
DATA ANALYSIS DEVICE, DATA ANALYSIS METHOD, AND PROGRAM
データ解析装置、データ解析方法およびプログラム
2023-12-12
Patent
Electronic Resource
Japanese
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