November 2018
Intermediate to advanced
556 pages
14h 42m
English
Content preview from Hands-On Industrial Internet of Things
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Diagnostic analytics
Diagnostic analytics are the most common analytics in the I-IoT. These analytics use advanced modelling techniques to analyze failure modes and to extract the root cause of an issue. Diagnostic analytics try to reply to the question Why did it happen?
The three steps of diagnostic analytics are as follows:
- Detecting anomalies
- Discovering anomalies
- Determining the root cause of anomalies
Normally, the last two steps of diagnostic analytics are done by human investigation. Diagnostic analytics can use feature extraction or anomaly reasoners to provide indicators about why an anomaly happened. Anomaly detection is, on the contrary, an automatic step performed by (more or less) sophisticated analytics.
After anomaly detection, ...