single tree classifiers

Q: what are "single tree-based" (as opposed to forest-based) supervised learning methods?

A: some of my favorites:

- ADT
    + wiki: http://en.wikipedia.org/wiki/Alternating_decision_tree
    + ref: http://perun.pmf.uns.ac.rs/radovanovic/dmsem/cd/install/Weka/doc/classifiers-papers/trees/ADTree/atrees.pdf

- rpart in R
    + http://cran.r-project.org/web/packages/rpart/vignettes/longintro.pdf
    + http://www.statmethods.net/advstats/cart.html

- older
    + http://en.wikipedia.org/wiki/C4.5_algorithm
    + http://en.wikipedia.org/wiki/ID3_algorithm