data matrix.
z[subscripts, ,drop = F] gives the rows of
z that belong on
the current panel.
subscripts
a vector of subscripts, that tells where in the overall data matrix, the
selected rows of matrix
z originate.
...
graphical parameters that are passed to
matlines.
By default, the trellis parameter list
superpose.line will be used to
control line type (
lty ) and color (
col )
SIDE EFFECTS:
A parallel coordinates plot is drawn in the display.