spark-instrumented-optimizer/docs/mllib-classification-regression.md
Timothy Hunter 2ecbe02d5b [SPARK-12212][ML][DOC] Clarifies the difference between spark.ml, spark.mllib and mllib in the documentation.
Replaces a number of occurences of `MLlib` in the documentation that were meant to refer to the `spark.mllib` package instead. It should clarify for new users the difference between `spark.mllib` (the package) and MLlib (the umbrella project for ML in spark).

It also removes some files that I forgot to delete with #10207

Author: Timothy Hunter <timhunter@databricks.com>

Closes #10234 from thunterdb/12212.
2015-12-10 12:50:46 -08:00

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1.7 KiB
Markdown

---
layout: global
title: Classification and Regression - spark.mllib
displayTitle: Classification and Regression - spark.mllib
---
The `spark.mllib` package supports various methods for
[binary classification](http://en.wikipedia.org/wiki/Binary_classification),
[multiclass
classification](http://en.wikipedia.org/wiki/Multiclass_classification), and
[regression analysis](http://en.wikipedia.org/wiki/Regression_analysis). The table below outlines
the supported algorithms for each type of problem.
<table class="table">
<thead>
<tr><th>Problem Type</th><th>Supported Methods</th></tr>
</thead>
<tbody>
<tr>
<td>Binary Classification</td><td>linear SVMs, logistic regression, decision trees, random forests, gradient-boosted trees, naive Bayes</td>
</tr>
<tr>
<td>Multiclass Classification</td><td>logistic regression, decision trees, random forests, naive Bayes</td>
</tr>
<tr>
<td>Regression</td><td>linear least squares, Lasso, ridge regression, decision trees, random forests, gradient-boosted trees, isotonic regression</td>
</tr>
</tbody>
</table>
More details for these methods can be found here:
* [Linear models](mllib-linear-methods.html)
* [classification (SVMs, logistic regression)](mllib-linear-methods.html#classification)
* [linear regression (least squares, Lasso, ridge)](mllib-linear-methods.html#linear-least-squares-lasso-and-ridge-regression)
* [Decision trees](mllib-decision-tree.html)
* [Ensembles of decision trees](mllib-ensembles.html)
* [random forests](mllib-ensembles.html#random-forests)
* [gradient-boosted trees](mllib-ensembles.html#gradient-boosted-trees-gbts)
* [Naive Bayes](mllib-naive-bayes.html)
* [Isotonic regression](mllib-isotonic-regression.html)