{"id":"W1982709596","doi":"10.1103/physreva.81.062121","title":"Photon correlations in positron annihilation","year":2010,"lang":"en","type":"article","venue":"Physical Review A","topic":"Atomic and Molecular Physics","field":"Physics and Astronomy","cited_by":6,"is_retracted":false,"has_abstract":true,"ca_institutions":"Lakehead University","funders":"","keywords":"Annihilation; Positron; Physics; Positron annihilation; Photon; Nuclear physics; Positron emission tomography; Medicine; Nuclear medicine; Optics; Electron","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":[],"consensus_categories":[],"category_scores_codex":[0.00005353539,0.00009473455,0.0001773474,0.00001457367,0.00003385241,0.000009141234,0.00007974953,0.00001191827,0.0001031987],"category_scores_gemma":[0.000005736308,0.00008566806,0.0001068638,0.0001625062,0.00002256623,0.00008616633,0.00002435848,0.0002565103,0.0001491253],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000007776053,"about_ca_system_score_gemma":0.00003172179,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00005341484,"about_ca_topic_score_gemma":0.000002581817,"domain_scores_codex":[0.999481,0.00001862441,0.0001307614,0.0001473672,0.00008954667,0.0001327568],"domain_scores_gemma":[0.9996589,0.00002497788,0.00005787763,0.0001849736,0.00002492071,0.00004832197],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.000005750091,0.0006447211,0.04317586,0.0001252692,0.00002962202,0.000001423445,0.0002625621,0.00002794552,0.04272517,0.8501921,0.001401986,0.06140754],"study_design_scores_gemma":[0.001926722,0.0001095003,0.1269951,0.001656124,0.0003829587,0.000002780332,0.00006613811,0.02595635,0.02327206,0.7326041,0.08553492,0.001493264],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9398197,0.0003518189,0.003884476,0.0004397981,0.0001201482,0.000461854,0.00000760434,0.00002582229,0.05488881],"genre_scores_gemma":[0.9992529,0.00002753744,0.0001248605,0.0001838413,0.000227994,0.0000425484,0.00004457221,0.00001076904,0.00008502393],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1175881,"threshold_uncertainty_score":0.3493442,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005890440120002573,"score_gpt":0.2921352913962504,"score_spread":0.2862448512762478,"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."}}