plot_ellipses {colocPropTest}

draw two ellipses

Description

draw two ellipses

Usage

plot_ellipses(
  b1,
  vb1,
  b2,
  vb2,
  legend = c("inferred", "observed"),
  include_origin = FALSE,
  ...
)

Arguments

b1

ellipse 1 centre (2d)

vb1

ellipse 1 vcov matrix

b2

ellipse 2 centre (2d)

vb2

ellipse 2 vcov matrix

legend

character vector length 2 naming ellipse 1 and 2

include_origin

if TRUE, ensure plot includes (0,0)

...

arguments passed to plot()

Value

draw ellipses on current graphics device

Author(s)

Chris Wallace

Examples

plot_ellipses(b1=c(5,5), vb1=diag(2),
              b2=c(2,2), vb2=matrix( c(1,0.5,0.5,1), 2, 2 ),
              legend=c("circle", "ellipse"),
              include.origin=TRUE)