EWMA Charts

The EWMA (Exponentially Weighted Moving Average) Chart uses a weight value to create a moving average.

 

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An EWMA Chart provides a better representation of batch processes by letting you examine the influence of prior data points on a current sample. It allows for smoothing of data, normalizing the effects than an out-of-control spike will have on a data set.

Chart settings and options

Brushing data

You can use a simple technique called "data brushing" to select any number of consecutive data points on a chart. Then, select from options that allow you to focus on just that data or to exclude it from the retrieval.

Showing the data behind the chart

One-click to display value feature

Fig. 1Fig. 2

Editing data, data notes, and more on a chart

Depending on how your GainSeeker is configured, certain access rights may be required to use this function.

For information on editing data, data notes, and more, see: