{"paper":{"title":"Search for narrow resonances in dilepton mass spectra in pp collisions at sqrt(s) = 7 TeV","arxiv_id":"1206.1849","primary_cat":"hep-ex","submitted_at":"2012-06-08T19:52:59+00:00","version_compiled":"v2"},"notice":"Every quoted sentence is the authors' text from the arXiv listing abstract. Labels and probabilities are the outputs of classifier-1.13-20260917 on the question bank abstract-p1-20260923, exactly as returned. 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femtobarns.","hedge":{"p":0.96,"label":"asserted"},"own_p":0.85,"main_claim_p":0.02,"quantitative":true,"quantitative_p":0.98,"role_probabilities":{"gap":0.0,"method":1.0,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":2,"p":0.71,"id":"s2","own":true,"role":"result","text":"The event yields observed in the signal regions are consistent with predictions of the standard model backgrounds, and upper limits on the cross section times branching fraction for a resonance decaying to dileptons are extracted from a shape analysis of the dilepton invariant mass distribution.","hedge":{"p":0.6,"label":"asserted"},"own_p":0.96,"main_claim_p":0.25,"quantitative":false,"quantitative_p":0.2,"role_probabilities":{"gap":0.0,"method":0.23,"result":0.71,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.06,"interpretation":0.0}},{"i":3,"p":1.0,"id":"s3","own":true,"role":"result","text":"The resulting mass limits at 95% confidence level are 2330 GeV for the Z' in the Sequential Standard Model, 2000 GeV for the superstring-inspired Z'(psi) resonance, 890 (540) GeV for the Stueckelberg extension Z'(St) with the mass parameter epsilon = 0.06 (0.04), and 2140 (1810) GeV for Kaluza--Klein gravitons with the coupling parameter k/Mbar(Pl) of 0.10 (0.05).","hedge":{"p":1.0,"label":"asserted"},"own_p":0.95,"main_claim_p":0.76,"quantitative":true,"quantitative_p":0.99,"role_probabilities":{"gap":0.0,"method":0.0,"result":1.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":4,"p":0.81,"id":"s4","own":true,"role":"interpretation","text":"These limits are the most stringent to 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