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From Ken Krugler <>
Subject Re: Map/Reduce algorithm diagrams?
Date Wed, 19 Jan 2011 15:14:31 GMT
Hi Lance,

On Jan 18, 2011, at 10:02pm, Lance Norskog wrote:

> Does anyone have a system for diagramming M/R computations? How would
> you document an algorithm for someone else to understand? I'm
> especially interested in visual techniques- an easy way to whiteboard
> a multi-stage problem.

If you're using Cascading, then the Flow that is created for a M/R  
workflow can be used to generate a .dot file.

Several apps can display these, I use OmniGraffle on my Mac.

-- Ken

Ken Krugler
+1 530-210-6378
e l a s t i c   w e b   m i n i n g

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