[R] selecting a coordinate from a graph

[Prof Brian Ripley]

On Mon, 3 May 2004, Richard Bonneau wrote:

> What is the method for selecting a coordinate from a graph
> with the mouse, if any such function exists? For example, we
> would like to select outliers in a scatter-plot  with the mouse, or
> add figure legends with the mouse.
> There was a way to add figure legends with the mouse in Splus
> but I haven't  found such functions in R.

There are exactly the same functions as in S-PLUS (sic), namely locator() 
and identify().  They *are* in `An Introduction to R', too.

-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595