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

[Md Tanjib Atique Khan]

On Wed, Apr 27, 2022 at 11:13 PM Konstantinos Orginos <kostas at jlab.org>
wrote:

>
>
> On Apr 27, 2022, at 10:46 AM, Raza Sufian <sufian at jlab.org> wrote:
>
> Hi Savvas and All,
>
> I will be giving a talk with an overview of our activities at DIS 22 in
> Spain next week. I think Patrick will be giving a talk there too!
>
>
> Thank you for letting us know.
>
>
> In the meantime, I was thinking about starting to produce -together with
> Eloy- all the necessary data for the gluon PDF using an ensemble with a
> finer lattice spacing.
> That could be the 48^3x128  beta=6.5 which has a lattice spacing of
> 0.078fm I think…
>
>
> That sounds good to me. How many configurations are you planning for? It
> seems for gluon projects, 2-3k configurations would be required.
>
> 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.
>

I can implement sGEVP on the generated 3-point correlators.

Thanks,
Tanjib


> 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
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>
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