{"id":"W1981817104","doi":"10.1118/1.2181290","title":"A bench‐top megavoltage fan‐beam CT using ‐photodiode detectors. I. System description and detector characterization","year":2006,"lang":"en","type":"article","venue":"Medical Physics","topic":"Advanced X-ray and CT Imaging","field":"Engineering","cited_by":24,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Manitoba; CancerCare Manitoba; University of Alberta","funders":"","keywords":"Detector; Photodiode; Optics; X-ray detector; Beam (structure); Physics; Characterization (materials science); Medical physics; Nuclear medicine; Materials science; Medicine","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":[0.00009783889,0.000186698,0.0002168024,0.00004119458,0.0001123295,0.00004991062,0.00008568223,0.00006360351,0.00001477523],"category_scores_gemma":[0.00002210696,0.0001880001,0.00004478007,0.0001900062,0.00005772808,0.0003351819,0.00002820694,0.0002201511,0.000008443317],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001303171,"about_ca_system_score_gemma":0.00001902219,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00005885413,"about_ca_topic_score_gemma":0.000007553603,"domain_scores_codex":[0.9989398,0.00001810104,0.000248131,0.0001943219,0.0003197311,0.0002798894],"domain_scores_gemma":[0.999637,0.00002670579,0.00004830254,0.000143437,0.0000270378,0.0001174952],"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":[0.000006982024,0.00003696553,0.001987048,0.0004060462,0.00002281045,0.00004332619,0.0001263638,0.00187589,0.9674317,0.0001236914,0.00001130039,0.02792786],"study_design_scores_gemma":[0.0007626138,0.00003364048,0.005154105,0.0004189923,0.00007181842,0.00007936219,0.00006710007,0.374804,0.6166897,0.0004172365,0.0009342847,0.0005670951],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.5681611,0.00009692487,0.4310883,0.000003218138,0.0002309026,0.00008556759,0.000008413014,0.0002378503,0.00008763669],"genre_scores_gemma":[0.9988864,0.00001633845,0.0003708405,0.00002971778,0.0005845394,0.00001434126,0.00004352964,0.00004336507,0.00001090463],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.4307253,"threshold_uncertainty_score":0.766642,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007344085413407498,"score_gpt":0.196189861509146,"score_spread":0.1888457760957385,"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."}}