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https://issues.apache.org/jira/browse/SPARK-8096?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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bofei.xiao reopened SPARK-8096:
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I'm sorry i haven't express my question clearly!
> how to convert dataframe field to LabelPoint
> --------------------------------------------
>
> Key: SPARK-8096
> URL: https://issues.apache.org/jira/browse/SPARK-8096
> Project: Spark
> Issue Type: Bug
> Reporter: bofei.xiao
>
> how to convert the dataframe to RDD[LabelPoint]
> dataframe with fields target,age,sex,height
> i want to cast target as label,"age,sex,height" as features vector
> I faced this problem in the following circumstance:
> --------------------------------------------------
> given i have a csv file data.csv
> target,age,sex,height
> 1,18,1,170
> 0,25,1,165
> .....
> now,i want build a decisitin model
> step 1:load csv data as dataframe
> val data= sqlContext.load("com.databricks.spark.csv",:Map("path" ->
> "data.csv", "header" -> "true")
> step 2:build a decisiontree model
> but decisiontree need a RDD[LabelPoint] input
> thanks!
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