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Sebastian Schelter commented on MAHOUT-1286:
I wasn't able to load the
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Gokhan Capan commented on MAHOUT-1286:
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Let's Won't Fix this issue.
I think what we
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Gokhan Capan commented on MAHOUT-1286:
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There was a thread on updating int indices
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Gokhan Capan commented on MAHOUT-1286:
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Here is what I think:
1- We should
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Peng Cheng commented on MAHOUT-1286:
The existing open addressing hash table is for
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Peng Cheng commented on MAHOUT-1286:
Hi Gokhan,
No problem, but it only has two
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Gokhan Capan commented on MAHOUT-1286:
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Hi Peng, could you submit the diff files
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Gokhan Capan commented on MAHOUT-1286:
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By the way, it seems the link to the paper
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Peng Cheng commented on MAHOUT-1286:
Hi Dr Dunning,
Great appreciation, I watched
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Peng Cheng commented on MAHOUT-1286:
The idea of ArrayMap has been discarded due to
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Ted Dunning commented on MAHOUT-1286:
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Peng,
You should be able to create a
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Peng Cheng commented on MAHOUT-1286:
Here is my final solution after numerous
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Peng Cheng commented on MAHOUT-1286:
Hi Dr Dunning,
Indeed both Gokhan and me have
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Peng Cheng commented on MAHOUT-1286:
Well, I mean, I partially agree that the effort
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Ted Dunning commented on MAHOUT-1286:
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The hopscotch hashing still looks pretty
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Gokhan Capan commented on MAHOUT-1286:
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Peng,
With a SparseRowMatrix, column access
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Peng Cheng commented on MAHOUT-1286:
Hi Gentlemen,
Thanks a lot for proving my point
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Peng Cheng commented on MAHOUT-1286:
Also, please be noted that the first patch is
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Ted Dunning commented on MAHOUT-1286:
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Recommendation as search is just one model. I
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Peng Cheng commented on MAHOUT-1286:
Aye aye, I just did, turns out that instances of
IMHO you will always have memory issues if you try to provide constant time
random access. Thats why I proposed to created a special memory efficient
DataModel for sequential access.
2013/7/23 Peng Cheng (JIRA) j...@apache.org
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That's exactly what I'm trying to do right now :) (I'm testing
FastByIDArrayMap), but we probably have more problems than just HashMap,
based on the heap dump analysis result, PreferenceArray probably will be
our next target. This is awesome, as your FactorizablePreferences didn't
use it in
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Peng Cheng commented on MAHOUT-1286:
On second thought, hash map is very likely not
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Peng Cheng commented on MAHOUT-1286:
In another hand, I try to solve the problem by
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Peng Cheng commented on MAHOUT-1286:
Hi Sebastian, Gokhan, how do you feel about the
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Ted Dunning commented on MAHOUT-1286:
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It is pretty easy to do a differential heap
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