[Hadstruct] [EXTERNAL] Re: Minutes/slides of meeting today

Joseph Karpie jmkarpie at email.wm.edu
Wed Apr 27 14:15:41 EDT 2022


Since I am already setting up scripts for the b6p7, I will also run the
autocorrelation on b6p5 looking at cl21_48_128_b6p5_m0p2070_m0p1750-b/
which appears to be the longest stream despite the frequent saves.

-Joe

On Wed, Apr 27, 2022 at 1:54 PM Savvas Zafeiropoulos <savvaslz at gmail.com>
wrote:

> Hi Kosta,
>
>
>
> That sounds good to me. How many configurations are you planning for? It
> seems for gluon projects, 2-3k configurations would be required.
>
>
> You are absolutely right…I guess the following are 3 independent streams….
>
> [savvas at qcdi1401 isoClover]$ srmLs
> cl21_48_128_b6p5_m0p2070_m0p1750-b/cfgs/ |grep lime |wc -l
> 6895
> [savvas at qcdi1401 isoClover]$ srmLs
> cl21_48_128_b6p5_m0p2070_m0p1750-6000/cfgs/ | wc -l
> 2925
> [savvas at qcdi1401 isoClover]$ srmLs cl21_48_128_b6p5_m0p2070_m0p1750/cfgs/
> | grep lime | wc -l
> 2420
>
> separated every 6
> cl21_48_128_b6p5_m0p2070_m0p1750/cfgs/
>
> while
>
> separated every 2
> cl21_48_128_b6p5_m0p2070_m0p1750-6000
>
> cl21_48_128_b6p5_m0p2070_m0p1750-b/
>
>
> Best,
> Savvas
>
>
>
> That is a good idea… the only thing I worry about is whether we can get
> the statistics needed for gluons. Also autocorrelations will be growing
>  and we may face some serious problems. On the other hand we have
> allocations and we should start this analysis now. Performing the continuum
> extrapolation of the unpolarized PDFs is a good thing to do in the near
> future.
>
>
> Are we OK with that? And have we migrated everything needed to Redstar?
> That would be pretty crucial too.
>
>
> I do not know much about it and someone with the knowledge of it has to
> confirm (but I remember hearing the 3pt code was implemented in Redstar?).
>
> Robert has a complete replacement for Tanjib’s code. We need to coordinate
> with him, learn how to use it and cross check results. It would nice to be
> able to do everything in redstart.
> Not sure how sGEVP is accommodated but I presume it should not be a big
> deal to have it.
>
> Cheers,
>
> K.
>
> Thank you.
> -Raza
>
>
> best,
> Savvas
>
> On Wed, Apr 27, 2022 at 4:11 PM Raza Sufian <sufian at jlab.org> wrote:
>
>> Dear All,
>>
>> There was a sudden glitch in the power at my apartment and I lost
>> connection for a few minutes. Below is the QCD Evolution presentation list:
>>
>> 1. David: What we have learned about pion (recent work with JAM?)
>> 2. Joe: Overview of pseudo-PDFs
>> 3. Colin: Quark distribution
>> 4. Chris: Unpolarized gluon distribution
>> 5. Raza: Polarized gluon distribution
>>
>>
>> Attached also please find my presentation today.
>>
>> Thank you.
>> -Raza
>> _______________________________________________
>> Hadstruct mailing list
>> Hadstruct at jlab.org
>> https://mailman.jlab.org/mailman/listinfo/hadstruct
>>
>
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