Josh Wills created CRUNCH-178:
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Summary: Add library functions for performing distributed reservoir sampling
Key: CRUNCH-178
URL: https://issues.apache.org/jira/browse/CRUNCH-178
Project: Crunch
Issue Type: Improvement
Components: MapReduce Patterns
Reporter: Josh Wills
Attachments: CRUNCH-178.patch
For a project I've been working on, I wrote up some Crunch functions for performing reservoir
sampling and weighted reservoir sampling that I think would be useful enough to put in lib.*
Here's the paper that I used as a reference for the implementations I wrote:
http://arxiv.org/pdf/1012.0256.pdf
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