System and method for determining anomaly source in cyber-physical system having certain characteristics
Systems and methods for determining a source of anomaly in a cyber-physical system (CPS) are disclosed. A forecasting tool can obtain a plurality of CPS feature values during an input window and forecast the plurality of CPS feature values for a forecast window. An anomaly identification tool can de...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | Systems and methods for determining a source of anomaly in a cyber-physical system (CPS) are disclosed. A forecasting tool can obtain a plurality of CPS feature values during an input window and forecast the plurality of CPS feature values for a forecast window. An anomaly identification tool can determine a total forecast error for the plurality of CPS features in the forecast window, identify ananomaly in the cyber-physical system when the total forecast error exceeds a total error threshold, and identify at least one CPS feature as the source of the anomaly.
确定信息物理系统(CPS)中异常源的系统和方法。预测工具可以在输入窗口期间获取多个CPS特征值,以及预测预测窗口的多个CPS特征值。异常识别工具可以确定预测窗口中多个CPS要素的总预测误差,在总预测误差超过总误差阈值时识别信息物理系统中的异常,并确定至少一个CPS特征作为异常源。 |
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