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https://issues.apache.org/jira/browse/BEAM-71?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16328934#comment-16328934
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Tarush Grover commented on BEAM-71:
-----------------------------------
[~lcwik] Thanks for assigning, I will document the interface first and get
reviewed.
[~jkff] Thanks a lot for the example. Let me go through this and will come up
with the design.
> Watermark library
> -----------------
>
> Key: BEAM-71
> URL: https://issues.apache.org/jira/browse/BEAM-71
> Project: Beam
> Issue Type: New Feature
> Components: sdk-java-core
> Reporter: Daniel Halperin
> Assignee: Tarush Grover
> Priority: Major
> Labels: Watermark
>
> See also: BEAM-70
> We should have a library of watermark implementations:
> * now: for when items use arrival timestamps
> * latest element: for when events arrive in timestamp order
> * moving average over last K time intervals
> * bucketed moving average, ...
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