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From "Edward J. Yoon" <edwardy...@apache.org>
Subject Re: Google Pregel-clone on top of Hama.
Date Tue, 29 Mar 2011 08:17:15 GMT
I think it can be added as a separate contrib project or sub-project.

On Tue, Mar 29, 2011 at 2:00 PM, Chia-Hung Lin <clin4j@googlemail.com> wrote:
> I came across to this paper ciel[1], which provides dynamic task graph
> composition. Just curious, is there any plan that hama may support in
> the long run as it seems to fit the goal of hama for scientific
> computation?
>
> [1]. CIEL: a universal execution engine for distributed data-flow
> computing. http://www.cl.cam.ac.uk/~dgm36/publications/2011-murray2011ciel.pdf
>
> 2011/3/27 Edward J. Yoon <edwardyoon@apache.org>:
>> Hi,
>>
>> First of all, please compare the similarities and differences between
>> Hama Breadth First Search[1] and Pregel Breadth First Search[2]. (FYI,
>> Hama[1] was written earlier than Pregel paper.)
>>
>> The process() function which is described in Hama[1], is a current
>> bsp() function. And, you can understand that the expand() function
>> which is described in Hama[1], is the same with Google Pregel's
>> compute() function.
>>
>> I mean, the Pregel-like graph-specific programming model can be
>> implemented using BSP on top of Hama project. Basically, our project
>> goal is a generalized BSP computing engine[3]. But, I think it would
>> be nice if we can support the Pregel-like graph solution. (as a
>> sub-project of Hama)
>>
>> 1. http://people.apache.org/~edwardyoon/papers/Apache_HAMA_BSP.pdf
>> 2. http://blog.udanax.org/2010/06/summary-of-google-pregel.html
>> 3. https://blogs.apache.org/hama/entry/how_will_hama_bsp_different
>>
>> On Sun, Mar 27, 2011 at 4:43 PM, Tommaso Teofili
>> <tommaso.teofili@gmail.com> wrote:
>>> Hi Edward,
>>> could you explain in more details what you have in mind?
>>> Cheers,
>>> Tommaso
>>>
>>> 2011/3/27 Edward J. Yoon <edwardyoon@apache.org>
>>>>
>>>> Hi all,
>>>>
>>>> I think it's too early stage to discuss but, it seems very important
>>>> in promotional view. :/
>>>>
>>>> What do you think about Pregel-clone subproject on top of Hama BSP?
>>>>
>>>> --
>>>> Best Regards, Edward J. Yoon
>>>> http://blog.udanax.org
>>>> http://twitter.com/eddieyoon
>>>
>>>
>>
>>
>>
>> --
>> Best Regards, Edward J. Yoon
>> http://blog.udanax.org
>> http://twitter.com/eddieyoon
>>
>
>
>
> --
> ChiaHung Lin @ nuk, tw
>



-- 
Best Regards, Edward J. Yoon
http://blog.udanax.org
http://twitter.com/eddieyoon

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