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Posted to common-user@hadoop.apache.org by Milan Simonovic <am...@gmail.com> on 2007/12/29 16:03:34 UTC

Re[4]: Matrix multiplication

That's what I wanted to say :) my mistake

Saturday, December 29, 2007, 3:55:31 PM, you wrote:

> Actually, this isn't true (you must know this).  Each element is multiplied
> by every element of the corresponding row or column of the other matrix.
> This is (thankfully) much less communication.

-- 
regards,
Milan

RE: Re[4]: Matrix multiplication

Posted by edward yoon <we...@udanax.org>.
Dear, Ted.

I'd like to contribute the large-scale matrix system project to hadoop, which uses MapFile or Hbase storage + Map/Reduce to perform the Matrix operations.
Can it become a contrib-project?

Please let me know.



B. Regards,
Edward yoon.

----------------------------------------
> Date: Sat, 29 Dec 2007 14:37:01 -0800
> Subject: Re: Re[4]: Matrix multiplication
> From: tdunning@veoh.com
> To: hadoop-user@lucene.apache.org
> 
> 
> I figured.
> 
> 
> On 12/29/07 7:03 AM, "Milan Simonovic"  wrote:
> 
>> 
>> That's what I wanted to say :) my mistake
>> 
>> Saturday, December 29, 2007, 3:55:31 PM, you wrote:
>> 
>>> Actually, this isn't true (you must know this).  Each element is multiplied
>>> by every element of the corresponding row or column of the other matrix.
>>> This is (thankfully) much less communication.
> 

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Re: Re[4]: Matrix multiplication

Posted by Ted Dunning <td...@veoh.com>.
I figured.


On 12/29/07 7:03 AM, "Milan Simonovic" <am...@gmail.com> wrote:

> 
> That's what I wanted to say :) my mistake
> 
> Saturday, December 29, 2007, 3:55:31 PM, you wrote:
> 
>> Actually, this isn't true (you must know this).  Each element is multiplied
>> by every element of the corresponding row or column of the other matrix.
>> This is (thankfully) much less communication.