{"id":"W4410954879","doi":"10.1016/j.astropartphys.2025.103135","title":"COCOA: A compact Compton camera for astrophysical observation of MeV-scale gamma rays","year":2025,"lang":"en","type":"article","venue":"Astroparticle Physics","topic":"Particle Detector Development and Performance","field":"Physics and Astronomy","cited_by":3,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Canadian Nautical Research Society; Science and Technology Facilities Council; University of California, Irvine; National Nuclear Security Administration; Istituto Nazionale di Fisica Nucleare; Conselho Nacional de Desenvolvimento Científico e Tecnológico; Institut National de Physique Nucléaire et de Physique des Particules; Defense Threat Reduction Agency; Coordenação de Aperfeiçoamento de Pessoal de Nível Superior; Centre National de la Recherche Scientifique; Royal Society; Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas; UK Research and Innovation; Fundação para a Ciência e a Tecnologia; “la Caixa” Foundation; Univerzita Karlova v Praze; Brookhaven National Laboratory; U.S. Department of Energy; U.S. Department of Defense","keywords":"Physics; Gamma ray; Compton scattering; Scale (ratio); Astronomy; Nuclear physics; Astrophysics; Photon; Optics","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001001611,0.000182084,0.0003217541,0.00002881008,0.0001347359,0.00003157523,0.0001733317,0.00002302284,0.00003597288],"category_scores_gemma":[0.000004779126,0.000181678,0.0001508764,0.0003520786,0.00009841475,0.0002262363,0.00004068352,0.0001065701,0.00002244587],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00002869193,"about_ca_system_score_gemma":0.00008186157,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00006416892,"about_ca_topic_score_gemma":0.000002306327,"domain_scores_codex":[0.998851,0.00002549989,0.0003544073,0.0002313527,0.0001641198,0.0003736136],"domain_scores_gemma":[0.9992594,0.0001048837,0.0001480201,0.0002594074,0.0001550189,0.00007330885],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0002639897,0.0005620776,0.5307469,0.00005672846,0.0001703062,1.619212e-7,0.00037861,0.002690702,0.3967114,0.03060032,0.001260412,0.03655836],"study_design_scores_gemma":[0.001681778,0.0001358684,0.1659755,0.00005955604,0.00006947847,6.824774e-8,0.0001329609,0.05736846,0.7686062,0.005090469,0.0006785234,0.0002011436],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9057333,0.000009431349,0.09316509,0.0001313067,0.0001230432,0.0003279605,0.00004919361,0.00003464194,0.0004260123],"genre_scores_gemma":[0.9958251,5.667443e-7,0.003693988,0.00003654227,0.0001877473,0.00005730529,0.00005406736,0.00001532589,0.000129409],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3718948,"threshold_uncertainty_score":0.7408612,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02190316393881011,"score_gpt":0.2725974942720621,"score_spread":0.2506943303332521,"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."}}