Hot on the heels of RcppArmadillo release 0.2.4 a few days ago comes a new release 0.2.5 which is now on CRAN. RcppArmadillo makes it easy to write highly efficient and highly readable C++ code for linear algebra (based on Armadillo) in R extensions (u...

Zero Inflated Models and Generalized Linear Mixed Models with R.
Zuur, Saveliev, Ieno (2012).