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Scatter plot for circular data with wrapping round of data
circscatter varlist [weight] [if exp] [in range] [ , xcirc ycirc pad(#) scatter_options ]
aweights, fweights and iweights are allowed; see help on weights.
The abbreviation circsc (only) is allowed.
Description
circscatter produces a scatter plot for varlist with some wrapping round of data. It is applicable when at least one of the variables in varlist is a circular variable taking on values between 0 and 360 degrees.
Options
xcirc means that the last variable named in varlist specifies a circular variable.
ycirc means that the first variable named in varlist specifies a circular variable.
xcirc and ycirc may be specified together.
pad() places a pad of # degrees at each axis end. Data less than or equal to # degrees are copied at the right or top end of the axis for an interval of 360 to 360 + # degrees. Data more than 360 - # degrees are copied at the left or bottom end of the axis for an interval of -# to 0 degrees. The default is 180, so that a full two cycles are shown.
scatter_options are any of the options allowed with scatter.
Examples
. circscatter wallpdf deg, xcirc
. circscatter wallasp axisasp, xcirc ycirc
Author
Nicholas J. Cox, University of Durham, U.K. n.j.cox@durham.ac.uk
Also see
On-line: help for scatter