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https://issues.apache.org/jira/browse/FLINK-3783?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aljoscha Krettek closed FLINK-3783.
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Resolution: Abandoned
I'm closing this as "Abandoned", since there is no more activity and the code
base has moved on quite a bit. Please re-open this if you feel otherwise and
work should continue.
> Support weighted random sampling with reservoir
> -----------------------------------------------
>
> Key: FLINK-3783
> URL: https://issues.apache.org/jira/browse/FLINK-3783
> Project: Flink
> Issue Type: Improvement
> Components: API / DataSet
> Reporter: GaoLun
> Assignee: GaoLun
> Priority: Minor
>
> In default random sampling, all items have the same probability to be
> selected. But in weighted random sampling, the probability of each item to be
> selected is determined by its weight with respect to the weights of the other
> items.
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