Explainable Anomaly Detection for District Heating Based on Shapley Additive Explanations

Sungwoo Park, Jihoon Moon, Eenjun Hwang

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    26 Citations (Scopus)

    Abstract

    One key component in the heat-using facility of district heating systems is the differential pressure control valve. This valve ensures a stable flow of water to the heat exchanger and the temperature control valve. It also makes a stable pressure difference between the supply and return lines. Hence, its malfunctioning could cause significant heat losses and, consequently, economic losses. To avoid this, it is necessary to monitor the abnormal operation of the valve in real-time. Despite various machine learning-based anomaly detection models, their decision is limited in practical use unless the rationale for the decision is appropriately explained. In this paper, we propose a Shapley additive explanation-based explainable anomaly detection scheme that can present the degree of contribution of input variables to the derived result. We report some of the experimental results.

    Original languageEnglish
    Title of host publicationProceedings - 20th IEEE International Conference on Data Mining Workshops, ICDMW 2020
    EditorsGiuseppe Di Fatta, Victor Sheng, Alfredo Cuzzocrea, Carlo Zaniolo, Xindong Wu
    PublisherIEEE Computer Society
    Pages762-765
    Number of pages4
    ISBN (Electronic)9781728190129
    DOIs
    Publication statusPublished - 2020 Nov
    Event20th IEEE International Conference on Data Mining Workshops, ICDMW 2020 - Virtual, Sorrento, Italy
    Duration: 2020 Nov 172020 Nov 20

    Publication series

    NameIEEE International Conference on Data Mining Workshops, ICDMW
    Volume2020-November
    ISSN (Print)2375-9232
    ISSN (Electronic)2375-9259

    Conference

    Conference20th IEEE International Conference on Data Mining Workshops, ICDMW 2020
    Country/TerritoryItaly
    CityVirtual, Sorrento
    Period20/11/1720/11/20

    Bibliographical note

    Publisher Copyright:
    © 2020 IEEE.

    Keywords

    • anomaly detection
    • differential pressure control valve
    • district heating
    • explainable artificial intelligence
    • random forest
    • shapley additive explanations

    ASJC Scopus subject areas

    • Computer Science Applications
    • Software

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