ggobi/ggally — pull request #25 by briatte (2013-07-21 17:59:14+00:00)
Title: support for geom_point as an alternative to geom_tile

The `ggcorr` function can now plot proportionally scaled points in lieu of tiles:

![](https://github.com/briatte/ggcorr/blob/master/example2.png)

The examples have been updated.