(This article was first published on Heuristic Andrew » r-project, and kindly contributed to R-bloggers)
Conditional inference trees (ctree) in package party allows weighting which is useful when one classification outcome is more important than another. Useful examples are not difficult to imagine: in a marketing direct mailing, a false positive (non-response) costs just paper and postage (say, $0.50) while a true positive (response) may be worth $100.00. In a [...]To leave a comment for the author, please follow the link and comment on his blog: Heuristic Andrew » r-project.
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Zero Inflated Models and Generalized Linear Mixed Models with R.
Zuur, Saveliev, Ieno (2012).