{"id":"W4406994599","doi":"10.1161/str.56.suppl_1.wp202","title":"Abstract WP202: Computed Tomography Perfusion-Based Imaging Score Outperform Other Imaging Scores in Basilar Artery Occlusions – An Agreement Study","year":2025,"lang":"en","type":"article","venue":"Stroke","topic":"Cerebrovascular and Carotid Artery Diseases","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Calgary","funders":"","keywords":"Medicine; Basilar artery; Perfusion scanning; Computed tomography; Radiology; Computed tomography angiography; Stroke (engine); Nuclear medicine; Perfusion","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.01856805,0.0005089646,0.0006252337,0.001928981,0.0005382503,0.001222886,0.0007004604,0.0006476803,0.002313111],"category_scores_gemma":[0.04574504,0.0003426478,0.0008922049,0.00147976,0.0008016214,0.001633798,0.001896214,0.0005752411,0.0006942026],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003683952,"about_ca_system_score_gemma":0.0004502592,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0006815509,"about_ca_topic_score_gemma":0.0007152113,"domain_scores_codex":[0.990943,0.003800413,0.001173501,0.001143982,0.002602841,0.0003361854],"domain_scores_gemma":[0.956786,0.02352491,0.00701634,0.002837891,0.008711834,0.001122968],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001185115,0.0001206492,0.9805936,0.0001463929,0.0006120765,0.0000904855,0.00136469,0.0002486753,0.001056827,0.0001607006,0.0005945742,0.01382625],"study_design_scores_gemma":[0.0001016489,0.0009890659,0.990317,0.00007327978,0.0003558759,0.0008632324,0.001291508,0.003379287,0.001090653,0.0003797652,0.001121901,0.00003680138],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9943031,0.0004233815,0.002473499,0.00006296374,0.00004869959,0.0001261,0.0004442394,0.00001890942,0.002099084],"genre_scores_gemma":[0.9987648,0.00005722757,0.0007026204,0.00001464367,0.00001914271,0.00006009765,0.0002562605,0.00001132521,0.0001138406],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01856805,"threshold_uncertainty_score":0.09819841,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009997679835004727,"score_gpt":0.2657762830194089,"score_spread":0.2557786031844042,"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."}}