This new edition to the classic book by ggplot2 creator Hadley Wickham highlights compatibility
with knitr and RStudio. ggplot2 is a data visualization package for R that helps users create
data graphics including those that are multi-layered with ease. With ggplot2 it's easy to:
produce handsome publication-quality plots with automatic legends created from the plot
specification superimpose multiple layers (points lines maps tiles box plots) from
different data sources with automatically adjusted common scales add customizable smoothers
that use powerful modeling capabilities of R such as loess linear models generalized
additive models and robust regression save any ggplot2 plot (or part thereof) for later
modification or reuse create custom themes that capture in-house or journal style requirements
and that can easily be applied to multiple plots approach a graph from a visual perspective
thinking about how eachcomponent of the data is represented on the final plot This book will be
useful to everyone who has struggled with displaying data in an informative and attractive way.
Some basic knowledge of R is necessary (e.g. importing data into R). ggplot2 is a
mini-language specifically tailored for producing graphics and you'll learn everything you
need in the book. After reading this book you'll be able to produce graphics customized
precisely for your problems and you'll find it easy to get graphics out of your head and on to
the screen or page.
