This post explains how to build a hexbin chart with R using the
hexbin package. Hexbin chart is a
2d density chart, allowing to
visualize the relationship between 2 numeric variables.
Scatterplots can get very hard to interpret when displaying large datasets, as points inevitably overplot and can???t be individually discerned.
Binning can be though of as a two-dimensional
histogram, where shades of the bins
take the place of the heights of the bars. This technique is
computed in the
This example has been published by Myles Harrison on R-bloggers.