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Will Charczuk 2016-07-16 15:03:00 -07:00 committed by GitHub
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@ -174,13 +174,13 @@ graph := chart.Chart{
graph.Render(chart.PNG, buffer) graph.Render(chart.PNG, buffer)
``` ```
# Moving Averages # Moving Averages (Simple & Exponential)
You can now also graph a moving average of a series using a special `MovingAverageSeries` that takes an `InnerSeries` as a required argument. You can now also graph a moving average of a series using a special `SimpleMovingAverageSeries` that takes an `InnerSeries` as a required argument.
![](https://raw.githubusercontent.com/wcharczuk/go-chart/master/images/ma_goog_ltm.png) ![](https://raw.githubusercontent.com/wcharczuk/go-chart/master/images/ma_goog_ltm.png)
There is a helper method, `GetLastValue` on the `MovingAverageSeries` to aid in creating a last value annotation for the series. There is a helper method, `GetLastValue` on the `SimpleMovingAverageSeries` to aid in creating a last value annotation for the series.
# More Intense Technical Analysis # More Intense Technical Analysis
@ -188,7 +188,7 @@ You can also have series that produce two values, i.e. a series that implements
![](https://raw.githubusercontent.com/wcharczuk/go-chart/master/images/spy_ltm_bbs.png) ![](https://raw.githubusercontent.com/wcharczuk/go-chart/master/images/spy_ltm_bbs.png)
Like the `MovingAverageSeries` this series takes an `InnerSeries` argument as required, and defaults to 10 samples and a `K` value of 2.0 (or two standard deviations in either direction). Like the `SimpleMovingAverageSeries` this series takes an `InnerSeries` argument as required, and defaults to 10 samples and a `K` value of 2.0 (or two standard deviations in either direction).
# Design Philosophy # Design Philosophy