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scale_to_range
2009 May 13
2
plotting multiple data sources
...h.
First what I currently do is after i generated all the data I need to
plot.. let say 5-6 arrays
I do a plot() and then I created a function to scale the other data to
approx fit the initial range
so it can fit plotted data and then draw it with lines().
Here is the example function I use.
Blah.scale_to_range = function(self,data,range_low=0,range_high,
skip_cond=(data > 0) ) {
ratio <- (range_high - range_low) / (max(data) - min(data))
((data - min(data)) * ratio) + (range_high - range_low)/2
}
so far so good.. the problem I have is that I want the x axis to be Date range.
I can plot( x$dat...