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https://issues.apache.org/jira/browse/SPARK-12247?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15066854#comment-15066854
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Timothy Hunter commented on SPARK-12247:
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If we could import all the code that builds the ratings dataframe {{val ratings
= sc.textFile(params.ratings).map(Rating.parseRating).cache()}}, that would be
ideal.
> Documentation for spark.ml's ALS and collaborative filtering in general
> -----------------------------------------------------------------------
>
> Key: SPARK-12247
> URL: https://issues.apache.org/jira/browse/SPARK-12247
> Project: Spark
> Issue Type: Sub-task
> Components: Documentation, MLlib
> Affects Versions: 1.5.2
> Reporter: Timothy Hunter
>
> We need to add a section in the documentation about collaborative filtering
> in the dataframe API:
> - copy explanations about collaborative filtering and ALS from spark.mllib
> - provide an example with spark.ml's ALS
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