Shige Song wrote on 12/12/2011 07:49:39 PM:

> Dear All,
> 
> I am fitting a simple GAM model using the "gam" function in the "mgcv"
> package. The only independent variable is a continuous variable
> representing the time of the event (in year and month) coded so that
> "0" represents January 1960, "1" represents February 1960, etc. Now
> when I try to plot the results, my x-axis ranges from "-200" to "200",
> what I want is to convert these number into something like "1950-01"
> or "Jan. 1950". What is the best way to do this?
> 
> Many thanks.
> 
> Best,
> Shige


How about decimal years?  Would that suffice?

yourdates <- -200:200
dec.year <- 1960 + yourdates/12

Jean
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