1 Installation

1.1 R

The latest version on different platforms can be installed following instructions at http://bioconductor.org/install/#install-R.

1.2 Packages

Install Pi (the latest stable release version from Bioconductor):

source("http://bioconductor.org/biocLite.R")
# to use the latest version of Bioconductor, upgrade it: biocLite("BiocUpgrade") 
biocLite("Pi")

Also install the latest development version from github (highly recommended):

# first, install the dependant packages (the stable version)
source("http://bioconductor.org/biocLite.R")
biocLite(c("XGR","devtools"), siteRepos=c("http://cran.r-project.org"))

# then, install the `Pi` package and its dependency (the latest version)
library(devtools)
install_github(c("hfang-bristol/XGR", "hfang-bristol/Pi"))

2 Workflow