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[SW-2567] Fix CoxPH docs example for Scala and Python #2531

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merged 3 commits into from Jun 3, 2021
Merged

[SW-2567] Fix CoxPH docs example for Scala and Python #2531

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85b0bdc
Create sw_coxph.rst
neema-m May 29, 2021
5982487
Corrected "Isolation Forest" to "CoxPH"
neema-m May 30, 2021
b810b4e
Updated example with split of heart.csv & corrected scala formatting
neema-m Jun 2, 2021
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12 changes: 10 additions & 2 deletions doc/src/site/sphinx/ml/sw_coxph.rst
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Expand Up @@ -42,6 +42,10 @@ See also :ref:`parameters_H2OCoxPH`.

import ai.h2o.sparkling.ml.algos.H2OCoxPH
val estimator = new H2OCoxPH()
.setStartCol("start")
.setStopCol("stop")
.setTies("breslow")
.setLabelCol("event")
val model = estimator.fit(trainingDF)

You can also get raw model details by calling the *getModelDetails()* method available on the model as:
Expand Down Expand Up @@ -83,12 +87,16 @@ See also :ref:`parameters_H2OCoxPH`.
testingFrame = h2o.import_file("https://raw.githubusercontent.com/h2oai/sparkling-water/master/examples/smalldata/coxph_test/heart_test.csv")
testingDF = hc.asSparkFrame(testingFrame)

Train the model. You can configure all the available Isolation Forest arguments using provided setters or constructor parameters.
Train the model. You can configure all the available CoxPH arguments using provided setters or constructor parameters.

.. code:: python

from pysparkling.ml import H2OCoxPH
estimator = H2OCoxPH()
estimator = H2OCoxPH()\
.setStartCol('start')\
.setStopCol('stop')\
.setTies('breslow')\
.setLabelCol('event')
model = estimator.fit(trainingDF)

You can also get raw model details by calling the *getModelDetails()* method available on the model as:
Expand Down