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From jamborta <jambo...@gmail.com>
Subject Re: RandomUtils.useTestSeed() - Taste libraries
Date Tue, 15 Dec 2009 19:23:23 GMT

ok. thanks very much.


srowen wrote:
> 
> It's hard to guarantee since, if you switch in another implementation
> that also uses the random number generator, then it will still change
> the samples that are taken.
> 
> If you're concerned about this I would suggest running tests over more
> data, or running more iterations, in order to obtain a more reliable
> result. The sampling shouldn't make a significant difference.
> 
> On Tue, Dec 15, 2009 at 7:15 PM, jamborta <jamborta@gmail.com> wrote:
>>
>> in this case i try to evaluate an algorithm and tune some parameters, but
>> if
>> I don't know that I use the same
>> trainging/test set, it's hard to compare the results. I guess I could
>> keep
>> track of how many times I called
>> the method, but that would make it complicated to administer.
>>
>>
>>
>> srowen wrote:
>>>
>>> No, do you really need to do this though?
>>> It's possible to add a method to do this but I'm curious about the use
>>> case, whether we can come up with another way to solve your issue.
>>>
>>> On Tue, Dec 15, 2009 at 6:23 PM, jamborta <jamborta@gmail.com> wrote:
>>>>
>>>> thanks. so it's not possible to reset the seeds? or start with new
>>>> ones?
>>>
>>>
>>
>> --
>> View this message in context:
>> http://old.nabble.com/RandomUtils.useTestSeed%28%29---Taste-libraries-tp26799137p26800133.html
>> Sent from the Mahout User List mailing list archive at Nabble.com.
>>
>>
> 
> 

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View this message in context: http://old.nabble.com/RandomUtils.useTestSeed%28%29---Taste-libraries-tp26799137p26800243.html
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