Invention Grant
- Patent Title: Sequence mining in medical IoT data
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Application No.: US16819939Application Date: 2020-03-16
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Publication No.: US11307924B2Publication Date: 2022-04-19
- Inventor: Tobias Hipp , Thomas Hubauer , Ulli Waltinger
- Applicant: Siemens Healthcare GmbH
- Applicant Address: DE Erlangen
- Assignee: Siemens Healthcare GmbH
- Current Assignee: Siemens Healthcare GmbH
- Current Assignee Address: DE Erlangen
- Agency: Harness, Dickey & Pierce, P.L.C.
- Priority: EP19164965 20190325
- Main IPC: G06F11/00
- IPC: G06F11/00 ; G06F11/07 ; G06N20/00 ; G06N5/04

Abstract:
A computer-implemented method for configuring a computing device for predictive maintenance, a computer-implemented method for predictive maintenance as well as a predictive maintenance apparatus are disclosed. Training log files including event sequences are examined iteratively for sequences of increasing length in order to determine a set of configuration data containing event sequences that have high predictive power for a system failure. Forward and backward gap values are defined such that not only sequences in the exact same temporal order as in the training log files are examined but also sequences with slightly different temporal ordering. In this way, possibly imprecise and/or incorrect time stamps in log files are compensated.
Public/Granted literature
- US20200310900A1 SEQUENCE MINING IN MEDICAL IOT DATA Public/Granted day:2020-10-01
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