System and method of data analysis
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United States of America Patent
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May 5, 2009
Grant Date -
N/A
app pub date -
Jan 27, 2005
filing date -
Jan 27, 2005
priority date (Note) -
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Abstract
Embodiments of the present invention relate to a method of data analysis, comprising comparing a data point in a data stream and a previous data point in the data stream to identify a change direction of the data point based on a difference between the data point and the previous data point, comparing the change direction with a previous change direction to identify whether a trend change occurred for the data point, and identifying a change point that comprises a discrete data value in the data stream based on the trend change. The method also comprises comparing the change point with other data.
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