Folks interested in surface plots of density--
Try also as a first cut:
ssc inst tddens
sysuse auto, clear
tddens mpg price, s
I can add more options if people find this useful...
On Thu, Sep 3, 2009 at 9:41 AM, Mak,
Timothy<[email protected]> wrote:
> Nice graph!
>
> Tim
>
> -----Original Message-----
> From: [email protected] [mailto:[email protected]] On Behalf Of maurizio.pisati
> Sent: 03 September 2009 08:19
> To: [email protected]
> Subject: Re: st: 3D surface plot of joint density
>
> In Stata, you can draw 2D surface plots using a
> combination of user-written programs. Here's an example
> taken from the help file of the user-written program
> -spkde-, available from the Boston SSC Archive:
>
>
> -spkde- can be used also for estimating the joint
> probability density function of any pair of quantitative
> variables (for an alternative, see Stata program
> -kdens2-, written by Christopher F. Baum and available
> from the Boston SSC Archive). The user-written program
> -spmap- (available from the Boston SSC Archive) can then
> be used to draw the corresponding 2D density plot. To
> this purpose, it is advised to make use of -mylabels-, a
> Stata program written by Nicholas J. Cox and available
> from the Boston SSC Archive.
<snip>
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