{"id":"W2113043227","doi":"10.3174/ajnr.a3376","title":"CT Perfusion for Confirmation of Brain Death","year":2012,"lang":"en","type":"article","venue":"American Journal of Neuroradiology","topic":"Organ Donation and Transplantation","field":"Medicine","cited_by":68,"is_retracted":false,"has_abstract":true,"ca_institutions":"Nova Scotia Hospital","funders":"","keywords":"Medicine; Perfusion scanning; Nuclear medicine; Perfusion; Radiology; Internal 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":[0.0002263588,0.00005081755,0.0002508647,0.0001356258,0.00001652316,0.000001247274,0.00003542862,0.00001224452,0.00003773518],"category_scores_gemma":[0.000137952,0.00004037763,0.00007173297,0.00008379702,0.00007632408,0.00007235415,0.000002178201,0.00008021194,0.000002042923],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001342511,"about_ca_system_score_gemma":0.00004134186,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000003978893,"about_ca_topic_score_gemma":2.348651e-7,"domain_scores_codex":[0.9994081,0.00008230597,0.0002838347,0.0000406021,0.0000852757,0.00009989115],"domain_scores_gemma":[0.999127,0.000241051,0.0003735046,0.00005112359,0.0001298103,0.00007748057],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001972483,0.0004197352,0.5431812,0.0001243259,0.0001434759,0.0000320599,0.002272315,0.00003554307,0.3528406,0.004354252,0.001942174,0.09268184],"study_design_scores_gemma":[0.003043431,0.005566289,0.9477425,0.00004638337,0.0002126874,0.007472532,0.0004191901,0.0001749743,0.02154963,0.00008054254,0.01360054,0.00009128638],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9907051,0.00005848883,0.005643259,0.003120235,0.0001958775,0.00009221043,0.000004681058,0.000004445671,0.0001757394],"genre_scores_gemma":[0.9970248,0.00006629483,0.001552873,0.001153097,0.0001615536,8.991049e-7,0.000008686126,0.000007904253,0.00002391354],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.4045613,"threshold_uncertainty_score":0.1646552,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02386367943236237,"score_gpt":0.3161241566404363,"score_spread":0.2922604772080739,"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."}}