{"id":"W4224219957","doi":"10.3390/tomography8020092","title":"Effect of Cardiac Phase on Cardiac Output Index Derived from Dynamic CT Myocardial Perfusion Imaging","year":2022,"lang":"en","type":"article","venue":"Tomography","topic":"Advanced X-ray and CT Imaging","field":"Engineering","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"Robarts Clinical Trials; Lawson Health Research Institute; Western University","funders":"","keywords":"Hounsfield scale; Perfusion; Medicine; Cardiac function curve; Cardiac output; Nuclear medicine; Myocardial perfusion imaging; Perfusion scanning; Cardiology; Internal medicine; Radiology; Hemodynamics; Computed tomography; Heart failure","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":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.000287496,0.0003141823,0.0005326982,0.0003742126,0.0002102552,0.00002139559,0.0002181795,0.00002532722,0.0000622788],"category_scores_gemma":[0.00001393741,0.0003354901,0.0005987114,0.0005255284,0.00006530219,0.0001344542,0.0001131093,0.0004534748,0.000007266457],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00008937401,"about_ca_system_score_gemma":0.00001167154,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00005727767,"about_ca_topic_score_gemma":6.937538e-7,"domain_scores_codex":[0.9983843,0.0002267986,0.0002622149,0.0003367552,0.0004054605,0.0003844843],"domain_scores_gemma":[0.9991717,0.0002151978,0.00006214081,0.0004324983,0.00002042457,0.00009809068],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0005570244,0.000144803,0.0562893,0.0001301777,0.0006463774,0.00007137226,0.001174809,0.08250184,0.2207108,0.00001583016,0.000725221,0.6370325],"study_design_scores_gemma":[0.01747191,0.003581748,0.1092673,0.0005315634,0.002212858,0.00003011351,0.003654257,0.3202647,0.4519941,0.0009051335,0.08438277,0.005703585],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9899163,0.004168296,0.001334897,0.00001537976,0.001755217,0.0003675246,0.0006855236,0.0003957449,0.0013611],"genre_scores_gemma":[0.9992698,0.0001194242,0.00009475552,0.00003221586,0.0001212363,0.0001133428,0.0001624927,0.00007748564,0.00000927276],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.6313289,"threshold_uncertainty_score":0.9999097,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.002693708356286726,"score_gpt":0.2204420941219315,"score_spread":0.2177483857656448,"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."}}