Name: Negative-weights suppression in Monte Carlo samples
Start: 2025-05-05T09:00:00+02:00
End: 2025-05-09T18:00:00+02:00
Location: CERN

Negative-weights suppression in Monte Carlo samples

from Monday 5 May 2025 (09:00) to Friday 9 May 2025 (18:00)

Monday 5 May 2025

10:00 Coffee
Coffee
10:00 - 10:30
Room: 4/2-011 - TH common room
12:30
12:30 - 13:50
Room: 4/3-006 - TH Conference Room
Contributions

12:30 KrKNLO Matching - James Christopher Whitehead

13:15 Positive-weight event generation with ESME - Alexander Karlberg (CERN)
15:30 Coffee
Coffee
15:30 - 16:00
Room: 4/2-011 - TH common room
16:00
16:00 - 17:00
Room: 4/3-006 - TH Conference Room
Contributions

16:00 ARCANE Reweighting to reduce negative weights - Prasanth Shyamsundar (Fermi National Accelerator Laboratory)
Tuesday 6 May 2025

10:00 Coffee
Coffee
10:00 - 10:30
Room: 4/2-011 - TH common room
13:30
13:30 - 15:30
Room: 4/3-006 - TH Conference Room
Contributions

13:30 Challenge of negative weights in NNLO QCD calculations: insights from the MATRIX framework - Oleksandr Zenaiev

14:15 Cell Resampling to reduce negative weights - Andreas Maier (IFAE)

15:00 Cell resampling in McMule at NNLO - Yannick Ulrich (University of Liverpool (GB))
15:30 Coffee
Coffee
15:30 - 16:00
Room: 4/2-011 - TH common room
Wednesday 7 May 2025

10:00 Coffee
Coffee
10:00 - 10:30
Room: 4/2-011 - TH common room
16:00
16:00 - 18:30
Room: 4/3-006 - TH Conference Room
Contributions

16:00 Treatment of non-positive definite integrands with Normalising Flows - Rene Poncelet (IFJ PAN Krakow)

16:45 Stay Positive: Neural Refinement of Simulated Event Weights - Dennis Daniel Nick Noll (Lawrence Berkeley National Lab (US))

17:30 Improving QCD Simulations via Information-Theoretic Reweighting - Ben Assi
Thursday 8 May 2025

10:00 Coffee
Coffee
10:00 - 10:30
Room: 4/2-011 - TH common room
11:00
11:00 - 11:45
Room: 4/3-006 - TH Conference Room
Contributions

11:00 Resampling for event generators - Simon Platzer (University of Graz (AT))
14:00
14:00 - 16:00
Room: 4/3-006 - TH Conference Room
Contributions

14:00 Open discussion
16:00 Coffee
Coffee
16:00 - 16:30
Room: 4/2-011 - TH common room
Friday 9 May 2025

10:00 Coffee
Coffee
10:00 - 10:30
Room: 4/2-011 - TH common room

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