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From Pat Ferrel <>
Subject Re: mahout output
Date Wed, 18 Feb 2015 20:06:33 GMT
It’s been a while since I used it but doesn’t it give all recs for all users? You can write
code to grab the matrices and create a server but the job doesn’t do that.

On Feb 17, 2015, at 5:56 AM, Hartwig Anzt <> wrote:


I am trying to understand the Mahout ALS output.
Using 'mahout seqdumper' and 'mahout vectordump' I can convert the HDF5 files into human-readable
data. Howeer, I do not understand the meaning. I would expect to get something like a matrix?
I.e. three matrices - user/item correlation, item/user correlation and a small matrix of the


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