{"paper":{"title":"Photon induced corrections to Drell-Yan production in POWHEG","arxiv_id":"2610.26334","primary_cat":"hep-ph","submitted_at":"2026-10-19T13:07:41+00:00","version_compiled":"v1"},"notice":"Every quoted sentence is the authors' text from the arXiv listing abstract. Labels and probabilities are the outputs of classifier-1.13.0 on the question bank abstract-p1-20260923, exactly as returned. No sentence in this record was written by a language model.","schema":"pith.compiled-record/v0","status":"compiled","abstract":{"source":"arXiv listing abstract v1","sentences":[{"i":0,"p":1.0,"id":"s0","own":false,"role":"background","text":"High-precision theoretical predictions for both signal and background processes are crucial for the precision physics program at the LHC and HL-LHC.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.04,"main_claim_p":0.02,"quantitative":false,"quantitative_p":0.05,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.0,"background":1.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":1,"p":1.0,"id":"s1","own":false,"role":"background","text":"A prime example is the determination of the effective leptonic weak mixing angle from neutral current Drell-Yan via template-fit methods, where Monte Carlo templates directly serve as input to the measurement, making theoretical uncertainties part of the systematic error affecting the experimental results.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.06,"main_claim_p":0.03,"quantitative":false,"quantitative_p":0.05,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.0,"background":1.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":2,"p":0.95,"id":"s2","own":false,"role":"contribution","text":"In this paper, we focus on photon-induced corrections to neutral current Drell-Yan, as well as on the irreducible $\\gamma\\gamma \\to l^+l^-$ background.","hedge":{"p":0.86,"label":"asserted"},"own_p":0.29,"main_claim_p":0.09,"quantitative":false,"quantitative_p":0.05,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.0,"background":0.05,"limitation":0.0,"future_work":0.0,"contribution":0.95,"interpretation":0.0}},{"i":3,"p":0.64,"id":"s3","own":true,"role":"contribution","text":"We present the implementation of the photon-initiated contributions in the Z_ew-BMNNPV Monte Carlo generator for Drell-Yan production at NLO QCD + NLO EW accuracy matched to QED and QCD parton showers within the POWHEG framework.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.94,"main_claim_p":0.22,"quantitative":false,"quantitative_p":0.3,"role_probabilities":{"gap":0.0,"method":0.36,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.64,"interpretation":0.0}},{"i":4,"p":0.56,"id":"s4","own":true,"role":"result","text":"We discuss phenomenological results for the dilepton invariant-mass distribution and the forward-backward asymmetry in the Z-resonance region and in the TeV range.","hedge":{"p":0.96,"label":"asserted"},"own_p":0.91,"main_claim_p":0.15,"quantitative":false,"quantitative_p":0.11,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.56,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.44,"interpretation":0.0}}]},"compiled":{"main_claim":{"p":0.67,"text":"We present the implementation of the photon-initiated contributions in the Z_ew-BMNNPV Monte Carlo 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