[Hadstruct] [EXTERNAL] meetings tomorrow

Savvas Zafeiropoulos savvaslz at gmail.com
Wed Feb 8 17:26:21 EST 2023


Hi Anatoly,

oh! indeed! OF COURSE! What a gaffe!

Sorry!!!

Best,
Savvas

On Wed, Feb 8, 2023 at 11:24 PM Anatoly Radyushkin <radyush at jlab.org> wrote:

> Dear Savvas,
>
> Evolution of the pion DA is proudly called "ERBL" 😉
>
> Cheers,
>
> "R"
> ------------------------------
> *From:* Hadstruct <hadstruct-bounces at jlab.org> on behalf of Savvas
> Zafeiropoulos via Hadstruct <hadstruct at jlab.org>
> *Sent:* Wednesday, February 8, 2023 2:27 PM
> *To:* Joseph Karpie <jkarpie at gmail.com>
> *Cc:* hadstruct at jlab.org <hadstruct at jlab.org>
> *Subject:* Re: [Hadstruct] [EXTERNAL] meetings tomorrow
>
> Dear All,
>
> Here are the points discussed...
>
> Daniel K. showed his IT results for the pion DA for the N5 Nf=2 CLS
> ensemble a=0.048fm, m_ps~440MeV 48^3*96.
>
> Chris M and Joe K asked to see if the trend of data before AP evolution
> goes towards the right direction.
>
> Daniel K also showed for fixed p as a function of z^2….
> Observed oscillation? Reasons behind? Look at Ji et al papers?
> Kostas suggested fitting a polynomium in nu for each z as an interpolator…
> Joe suggested not just pick nu = 2pi/L * 12 and study its special (p,z)
> combos…
> do a loop over 2pi/L * n and find all (p,z) combos which multiply to n
>
> GHP meeting…Deadline for support today…
>
> SVD results on GPD data
> Joe performed his own independent Jupyter code for gluons initially…
>
> Issues:
> flat directions
> combinations of rows
> zero singular values for non-zero kinematic factors?
> Automation? JoeK: if it is all zeroes then throw it away…
> Then A3, A5 =0 etc etc
>
> Best,
> Savvas
>
> On Wed, Feb 8, 2023 at 1:03 AM Joseph Karpie via Hadstruct <
> hadstruct at jlab.org> wrote:
>
> Hey everyone,
>
> This is to remind you that we will be having our two meetings tomorrow
>
> General Zoom meeting at 9am
> https://urldefense.proofpoint.com/v2/url?u=https-3A__jlab-2Dorg.zoomgov.com_j_1617591481-3Fpwd-3DR2NsLzVJbERTVWJlUVZ4L1pFQ0g0dz09&d=DwIFaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=phC8jtUHUVIl1OXaA25HKnc5L16EvLwhrqx4rXYGPWA&m=e8EMlGVydYDmdhxLverUTOcPuKbuENNE5XejZJshSpUt6hLDQ43RQjjeA76A9snx&s=0hhxr0VRP_LJ4GWfYwo4Uc0qw8gpuKFhrr1FXdqNKDA&e= 
> <https://urldefense.proofpoint.com/v2/url?u=https-3A__jlab-2Dorg.zoomgov.com_j_1617591481-3Fpwd-3DR2NsLzVJbERTVWJlUVZ4L1pFQ0g0dz09&d=DwMFaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=phC8jtUHUVIl1OXaA25HKnc5L16EvLwhrqx4rXYGPWA&m=TW95EIPZ7fU6Dgy9hTEgM4S7lAWPq1x6n5M4R4Azoqo-UHvpPe3qkMMSfp8bBNAm&s=-qG_DxMl6pgCBdtN2oY2o-QNALZ4fSbhdWH3jFGeQLM&e=>
> Computer Running in person at 230 pm L207 (upstairs behind the large
> auditorium)
>
> Please let me know if there's something specific you want to bring up.
>
> Best,
> Joe
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>
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