There is a sub-object called 'rules' that has the output of C5.0 for this model:
> library(C50) > mod <- C5.0(Species ~ ., data = iris, rules = TRUE) > cat(mod$rules) id="See5/C5.0 2.07 GPL Edition 2013-11-09" entries="1" rules="4" default="setosa" conds="1" cover="50" ok="50" lift="2.94231" class="setosa" type="2" att="Petal.Length" cut="1.9" result="<" conds="3" cover="48" ok="47" lift="2.88" class="versicolor" type="2" att="Petal.Length" cut="1.9" result=">" type="2" att="Petal.Length" cut="4.9000001" result="<" type="2" att="Petal.Width" cut="1.7" result="<" conds="1" cover="46" ok="45" lift="2.875" class="virginica" type="2" att="Petal.Width" cut="1.7" result=">" conds="1" cover="46" ok="44" lift="2.8125" class="virginica" type="2" att="Petal.Length" cut="4.9000001" result=">" You would either have to parse this or parse the summary results: > summary(mod) Call: C5.0.formula(formula = Species ~ ., data = iris, rules = TRUE) <snip> Rules: Rule 1: (50, lift 2.9) Petal.Length <= 1.9 -> class setosa [0.981] Rule 2: (48/1, lift 2.9) Petal.Length > 1.9 Petal.Length <= 4.9 Petal.Width <= 1.7 -> class versicolor [0.960] <snip> Max On Sat, Nov 9, 2013 at 1:11 PM, Carl Witthoft <c...@witthoft.com> wrote: > > Just to clarify: I'm guessing the OP is referring to the CRAN package C50 > here. A quick skim suggests the rules are a list element of a C5.0-class > object, so maybe that's where to start? > > > David Winsemius wrote >> In my role as a moderator I am attempting to bypass the automatic mail >> filters that are blocking this posting. Please reply to the list and to: >> ========================= >> Kevin Shaney < > >> kevin.shaney@ > >> > >> >> C50 Node Assignment >> >> I am using C50 to classify individuals into 5 groups / categories (factor >> variable). The tree / set of rules has 10 rules for classification. I am >> trying to extract the RULE for which each individual qualifies (a number >> between 1 and 10), and cannot figure out how to do so. I can extract the >> predicted group and predicted group probability, but not the RULE to which >> an individual qualifies. Please let me know if you can help! >> >> Kevin >> ========================= >> >> >> -- >> David Winsemius >> Alameda, CA, USA >> >> ______________________________________________ > >> R-help@ > >> mailing list >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide >> http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. > > > > > > -- > View this message in context: > http://r.789695.n4.nabble.com/C50-Node-Assignment-tp4680071p4680127.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. -- Max ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
