{"id":"W2061730013","doi":"10.1103/physrevlett.85.5539","title":"Measurement of<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mrow><mml:msup><mml:mrow><mml:mi>π</mml:mi></mml:mrow><mml:mrow><mml:mn>0</mml:mn></mml:mrow></mml:msup></mml:mrow><mml:mrow><mml:msup><mml:mrow><mml:mi>π</mml:mi></mml:mrow><mml:mrow><mml:mn>0</mml:mn></mml:mrow></mml:msup></mml:mrow></mml:math>Production in the Nuclear Medium by<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mrow><mml:msup><mml:mrow><mml:mi>π</mml:mi></mml:mrow><mml:mrow><mml:mo>−</mml:mo></mml:mrow></mml:msup></mml:mrow></mml:math>Interactions at<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mn>0.408</mml:mn><mml:mi/><mml:mi>GeV</mml:mi><mml:mi>/</mml:mi><mml:mi mathvariant=\"italic\">c</mml:mi></mml:math>","year":2000,"lang":"lv","type":"article","venue":"Physical Review Letters","topic":"Quantum Chromodynamics and Particle Interactions","field":"Physics and Astronomy","cited_by":71,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Regina","funders":"","keywords":"Pi; Physics; Invariant (physics); Invariant mass; Particle physics; Mathematical physics; Geometry; Mathematics","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow","metaepi_broad","sts","scholarly_communication","open_science","research_integrity","insufficient_payload"],"consensus_categories":["metaepi_narrow","sts","open_science","research_integrity","insufficient_payload"],"category_scores_codex":[0.008124673,0.004779572,0.001844539,0.00262084,0.007425184,0.00743167,0.01072197,0.008122697,0.7577887],"category_scores_gemma":[0.006963424,0.009416881,0.01089084,0.006187047,0.008402398,0.007799948,0.008581854,0.00940577,0.01301443],"about_ca_system_candidate":true,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000136798,"about_ca_system_score_gemma":0.007167283,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.009150775,"about_ca_topic_score_gemma":0.006622572,"domain_scores_codex":[0.9570435,0.002972762,0.009133347,0.008415923,0.01163402,0.01080044],"domain_scores_gemma":[0.9655336,0.00699607,0.01035379,0.01053314,0.001094056,0.00548941],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.004916289,0.001930042,0.00002657132,0.004768822,0.007101354,0.004760484,0.004136893,0.004888546,0.007210252,0.5061818,0.45063,0.003448914],"study_design_scores_gemma":[0.006342407,0.005451185,0.0002133712,0.007157576,0.009172447,0.007669343,0.005865158,0.1253322,0.7995995,0.0002493933,0.02550153,0.007445919],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.4564491,0.004568208,0.001538943,0.004244888,0.009181711,0.0002198708,0.002748173,0.0009488505,0.5201003],"genre_scores_gemma":[0.9427791,0.008684164,0.004149135,0.006976502,0.01120403,0.009239063,0.01106981,0.00489371,0.001004518],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.7923892,"threshold_uncertainty_score":0.9994366,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0186173247716393,"score_gpt":0.2527159373999741,"score_spread":0.2340986126283348,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}