Hi community,
I am new to mahout and I am looking for some hint. I am running the
itemsimilarity, I have about 8 million users and 32 items. My output file
(with the format: item1, item2, similarity) is basically telling me that all
my items are similar (if my interpretation is right). For
always
been a bit artificial.
On Thu, Sep 6, 2012 at 4:13 PM, Thomas, Sebastien sebastien.tho...@disney.com
wrote:
Hi community,
I am new to mahout and I am looking for some hint. I am running the
itemsimilarity, I have about 8 million users and 32 items. My output file
(with the format
on your data. None of these
values are wrong or surprising per se.
On Thu, Sep 6, 2012 at 4:54 PM, Thomas, Sebastien sebastien.tho...@disney.com
wrote:
Thanks for your reply! But all the others give me pretty similar results.
Pearson: -0.14similariry0.12
Uncentered_cosine: 0.79similarity0.85