Thanks for this mail. However I am getting following error on that :
Error in inherits(formula, "formula") : could not find function "aes"
And regarding my 3rd query I actually wanted to get "bigger circles" as points,
not intended to increase plot size.
Regards,
--- On Tue, 7/22/08, hadley wickham <[EMAIL PROTECTED]> wrote:
> From: hadley wickham <[EMAIL PROTECTED]>
> Subject: Re: [R] scatter plot using ggplot
> To: [EMAIL PROTECTED]
> Cc: [EMAIL PROTECTED]
> Date: Tuesday, July 22, 2008, 10:00 PM
> On Tue, Jul 22, 2008 at 3:42 AM, Megh Dal
> <[EMAIL PROTECTED]> wrote:
> > I used ggplot to create a scatter plot :
> >
> > library(ggplot)
> > library(mnormt)
> > Sigma = matrix(c(1, 0.6, 0.6, 1), 2, 2)
> > x = rmnorm(20, c(0,0), Sigma)
> > xx = x[order(x[,1]),]
> > y = xx[,1]
> > z = xx[,2]
> > qplot(z, y, type="point", main="x-y
> plot", xlab="x", col="blue")
> >
> > However I want following:
> >
> > 1. Plot color must be Blue (where it is displaying as
> red)
> > 2. There should not be any color platted
>
> You can't currently do this with qplot (but will be
> able to in the
> next version). Use ggplot() instead:
>
> ggplot(data.frame(y,z), aes(y, z)) +
> geom_point(colour = "blue") +
> scale_x_continuous("x") +
> opts(title = "x-y plot")
>
> > 3. Plot size must be larger than what it is displacing
>
> Make the window bigger?
>
> Hadley
>
> --
> http://had.co.nz/
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