Re: [ViennaCL-support] Element-wise comparisons

2015-06-13 Thread Matthew Lai
Thanks!

Matthew

On 2015-06-13 9:56 PM, Karl Rupp wrote:
> Hi Matthew,
>
> you can compose functionality from here:
> http://viennacl.sourceforge.net/doc/manual-operations.html#manual-operations-blas1
>  
>
>
> For example, to set all negative entries to zero, use
>  B = (A + element_fabs(A)) / 2.0
>
> Best regards,
> Karli
>
>
>
> On 06/13/2015 10:32 PM, Matthew Lai wrote:
>> Hello!
>>
>> Is there a way to do element-wise comparisons?
>>
>> In particular, I have a matrix of positive and negative numbers, and I'd
>> like to set all the negative elements to 0.
>>
>> I can't seem to find this in the documentations.
>>
>> Thanks!
>> Matthew
>>
>> --
>>  
>>
>> ___
>> ViennaCL-support mailing list
>> ViennaCL-support@lists.sourceforge.net
>> https://lists.sourceforge.net/lists/listinfo/viennacl-support
>>
>


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Re: [ViennaCL-support] Element-wise comparisons

2015-06-13 Thread Karl Rupp
Hi Matthew,

you can compose functionality from here:
http://viennacl.sourceforge.net/doc/manual-operations.html#manual-operations-blas1

For example, to set all negative entries to zero, use
  B = (A + element_fabs(A)) / 2.0

Best regards,
Karli



On 06/13/2015 10:32 PM, Matthew Lai wrote:
> Hello!
>
> Is there a way to do element-wise comparisons?
>
> In particular, I have a matrix of positive and negative numbers, and I'd
> like to set all the negative elements to 0.
>
> I can't seem to find this in the documentations.
>
> Thanks!
> Matthew
>
> --
> ___
> ViennaCL-support mailing list
> ViennaCL-support@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/viennacl-support
>


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