Description Usage Arguments Details
Helper functions for preprocessing data prior to building the model
1 2 3 4 5 6 7 8 9 | guessDist(y)
getCVgroup(distribution, class.stratify.cv, y, i.train, cv.folds, group)
getStratify(strat, d)
checkMissing(x, y)
checkWeights(w, n)
checkID(id)
checkOffset(o, y)
getVarNames(x)
gbmCluster(n)
|
y |
The response variable |
d, distribution |
The distribution, either specified by the user or implied |
class.stratify.cv |
Whether or not to stratify, if provided by the user |
i.train |
Computed internally by |
group |
The group, if using |
strat |
Whether or not to stratify |
cv.folds |
The number of cross-validation folds |
x |
The design matrix |
id |
The interaction depth |
w |
The weights |
n |
The number of cores to use in the cluster. |
o |
The offset |
These are functions used internally by gbm
and not intended for
direct use by the user.
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