autoDummy: Automatically replace factors with dummy features.
In Prometheus77/ezmlr: Easy Interface to mlr
Description
Checks a task to see if it contains factors or ordered factors, then checks a
learner to see if it is unable to handle factors. If both are true, returns
the learner wrapped with makeDummyFeaturesWrapper which
perfors one-hot encoding, i.e. creates a separate column for each factor
level with a 1 indicating that observation contained the factor level in
question, and a zero indicating otherwise.
Usage
1
Arguments
wl
(WrappedLearner) An ezmlr WrappedLearner object.
task
(Task) An mlr Task.
...
Additional arguments to pass to makeDummyFeaturesWrapper
Prometheus77/ezmlr documentation built on May 17, 2019, 6:34 p.m.
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Description
Checks a task to see if it contains factors or ordered factors, then checks a
learner to see if it is unable to handle factors. If both are true, returns
the learner wrapped with makeDummyFeaturesWrapper which
perfors one-hot encoding, i.e. creates a separate column for each factor
level with a 1 indicating that observation contained the factor level in
question, and a zero indicating otherwise.
Usage
1 |
Arguments
wl |
( |
task |
( |
... |
Additional arguments to pass to |
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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