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https://issues.apache.org/jira/browse/FLINK-1901?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14654751#comment-14654751
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ASF GitHub Bot commented on FLINK-1901:
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Github user ChengXiangLi commented on the pull request:
https://github.com/apache/flink/pull/949#issuecomment-127835084
Thanks for the review, Till. For your last suggestion, I'm aware of this
issue before, but i didn't know the exist of RichMapPartitionFunction, thanks
for reminding it, i would update the code soon.
> Create sample operator for Dataset
> ----------------------------------
>
> Key: FLINK-1901
> URL: https://issues.apache.org/jira/browse/FLINK-1901
> Project: Flink
> Issue Type: Improvement
> Components: Core
> Reporter: Theodore Vasiloudis
> Assignee: Chengxiang Li
>
> In order to be able to implement Stochastic Gradient Descent and a number of
> other machine learning algorithms we need to have a way to take a random
> sample from a Dataset.
> We need to be able to sample with or without replacement from the Dataset,
> choose the relative size of the sample, and set a seed for reproducibility.
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