lazy.predict: Preprocess and predict wrapper

Description Usage Arguments Value Author(s) Examples

View source: R/lazy_predict.R

Description

Pre-processes data and predicts. Function to be used in scoring environment. For classification problems the result will contain both the predicted class and probabilities.

Usage

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lazy.predict(data, model.object, pipeline = NULL, mapping.list = NULL)

Arguments

data

[required | data.frame] New data to produce predictions for.

model.object

[required | h2o] An h2o model object.

pipeline

[required | list | default=NULL] List object returned either by automl or preprocess, if left as NULL, it is assumed that a prediction is required on an already pre-processed dataset.

mapping.list

[required | list | default=NULL] List object returned either by automl or preprocess, if left as NULL, it is assumed that a prediction is required on an already pre-processed dataset..

Value

A data.frame object with predictions.

Author(s)

Xander Horn

Examples

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## NOT RUN
res <- automl(train=iris, valid=iris, y="Species")
preds <- lazy.predict(data=iris, model.object=res$models[1], pipeline=res$pipeline, mapping.list=res$mapping.list)

XanderHorn/lazy documentation built on Jan. 16, 2021, 6:15 p.m.