{"id":"W4402678386","doi":"10.1103/physrevlett.133.121803","title":"Dark-Sector Search via Pion-Produced <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mi>η</mml:mi></mml:math> and <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:msup><mml:mi>η</mml:mi><mml:mo>′</mml:mo></mml:msup></mml:math> Mesons Decaying Invisibly in the NA64h Detector","year":2024,"lang":"en","type":"article","venue":"Physical Review Letters","topic":"Dark Matter and Cosmic Phenomena","field":"Physics and Astronomy","cited_by":8,"is_retracted":false,"has_abstract":true,"ca_institutions":"York University; Institute of Particle Physics","funders":"H2020 European Research Council; Fondo Nacional de Desarrollo Científico y Tecnológico; Agencia Estatal de Investigación; Agencia Nacional de Investigación y Desarrollo; Rheinische Friedrich-Wilhelms-Universität Bonn; CERN; Ministerio de Ciencia e Innovación; Eidgenössische Technische Hochschule Zürich; Federación Española de Enfermedades Raras; Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung","keywords":"Physics; Particle physics","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0008577429,0.0003925147,0.0003817782,0.0007007425,0.0003948439,0.0009771376,0.0006167232,0.000495132,0.003555508],"category_scores_gemma":[0.0006014389,0.0002459539,0.0002559554,0.0005011378,0.0004337243,0.0005272909,0.001182574,0.0002380648,0.0007494768],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002490546,"about_ca_system_score_gemma":0.0003957108,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0007285533,"about_ca_topic_score_gemma":0.001179762,"domain_scores_codex":[0.9997153,0.00007296223,0.0000146416,0.00006598418,0.00006514893,0.00006588483],"domain_scores_gemma":[0.9995769,0.0001402368,0.00009263407,0.00008216367,0.0000552713,0.00005288308],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.005122386,0.0004105053,0.08541679,0.0003831004,0.0001403025,0.003425886,0.0006772627,0.003971491,0.8412431,0.01827718,0.001432613,0.03949939],"study_design_scores_gemma":[0.0002949753,0.001126665,0.01364729,0.00002541043,0.0001143473,0.002058891,0.0006158454,0.04991179,0.9175862,0.006401542,0.008143741,0.00007332201],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9809287,0.0001446909,0.01085616,0.00006891335,0.00001278169,0.00002812719,0.0005004484,0.0001879083,0.007272359],"genre_scores_gemma":[0.9883483,0.00006652359,0.009260508,0.00002176804,0.000003308025,0.00001439047,0.0005169746,0.00002685657,0.001741534],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003555508,"threshold_uncertainty_score":0.01189435,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01849200545575556,"score_gpt":0.2604913763624214,"score_spread":0.2419993709066658,"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."}}