Other Variations

Might want to learn only rules that cover positive examples and include a default negative classification—good when there are very few positive.
Learn-One-Rule can be modified to accept argument that specifies target value of interest.
AQ algorithm learns a disjunctive set of rules that together cover the target function, but
- seeks rules that cover a particular target value
- and does a beam search but using a single positive example to focus this search.