{"id":"W2405152007","doi":"","title":"Comparison of preclinical PET scanners: Pinhole collimation vs. electronic collimation","year":2014,"lang":"en","type":"article","venue":"","topic":"Medical Imaging Techniques and Applications","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia","funders":"","keywords":"Pinhole (optics); Collimator; Collimated light; Imaging phantom; Image resolution; Nuclear medicine; Materials science; Positron emission tomography; Scanner; Spect imaging; Contrast (vision); Pet imaging; PET-CT; Optics; Computer science; Physics; Medicine","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"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":[0.004066295,0.0006076695,0.0004385846,0.0009182715,0.0001417091,0.001242371,0.0008577703,0.0007701666,0.003015839],"category_scores_gemma":[0.009166119,0.0006334043,0.0002226659,0.0008084765,0.0003659689,0.001212611,0.0004992232,0.0003424003,0.0004677797],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006333393,"about_ca_system_score_gemma":0.0004837391,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0006258102,"about_ca_topic_score_gemma":0.0007902582,"domain_scores_codex":[0.9980941,0.0008953954,0.0001611153,0.00023716,0.0005210397,0.00009115629],"domain_scores_gemma":[0.9952254,0.002806893,0.0005667414,0.0003686236,0.0009066859,0.0001256821],"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":[0.009846255,0.0003155709,0.01475466,0.001160681,0.0002916895,0.0003459485,0.0001704359,0.006299433,0.8631707,0.00194918,0.001039604,0.1006557],"study_design_scores_gemma":[0.001051941,0.01158543,0.06540109,0.0001999014,0.001030597,0.005541716,0.0003069957,0.03589959,0.8609314,0.0009032274,0.01692413,0.0002239411],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.6476935,0.01627967,0.31984,0.0008724282,0.0002545452,0.001139432,0.001178558,0.001884942,0.0108568],"genre_scores_gemma":[0.8326789,0.004421067,0.1578822,0.0004313522,0.00006670667,0.0004898865,0.001325301,0.000415931,0.002288576],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.004066295,"threshold_uncertainty_score":0.02150482,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0407688065871348,"score_gpt":0.4113392287926833,"score_spread":0.3705704222055485,"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."}}