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SYSTEM AND METHOD FOR IMPROVING SITE OPERATIONS BY DETECTING ABNORMALITIES

  • US 20130027561A1
  • Filed: 07/29/2011
  • Published: 01/31/2013
  • Est. Priority Date: 07/29/2011
  • Status: Abandoned Application
First Claim
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1. A system for improving site operations by detecting abnormalities, comprising:

  • a first sensor;

    a first sensor abnormality detector connected to the first sensor, and configured to learn a first normal behavior sequence based on detected data sent from the first sensor, the first sensor abnormality detector comprising a first scorer configured to assign a normal score to first sensor data corresponding to the learned normal behavior sequence and an abnormal score to first sensor data having a value outside of the value of the first sensor data corresponding to the learned normal behavior sequence;

    a second sensor;

    a second sensor abnormality detector connected to the second sensor, and configured to learn a second normal behavior sequence based on detected data sent from the second sensor, the second sensor abnormality detector comprising a second scorer configured to assign a normal score to second sensor data corresponding to the learned normal behavior sequence and an abnormal score to second sensor data having a value outside of the value of the second sensor data corresponding to the learned normal behavior sequence;

    an abnormality correlation server configured to receive abnormally scored first sensor data and abnormally scored second sensor data, the abnormality correlation server further configured to correlate the received abnormally scored first sensor data and abnormally scored second sensor data sensed at the same time by the first and second sensors and determine an abnormal event; and

    an abnormality report generator configured to generate an abnormality report based on the correlated received abnormally scored first sensor data and abnormally scored second sensor data.

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