{"id":"W4404230811","doi":"10.1093/neuonc/noae165.0789","title":"NIMG-23. A NOVEL APPROACH TO PERFUSION MRI STUDIES IN BRAIN TUMOR PATIENTS USING ENDOGENOUS DEOXYHEMOGLOBIN AS A CONTRAST AGENT: A PROOF-OF-CONCEPT STUDY","year":2024,"lang":"en","type":"article","venue":"Neuro-Oncology","topic":"Hydrogen's biological and therapeutic effects","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"University Health Network; University of Toronto","funders":"","keywords":"Proof of concept; Contrast (vision); Endogeny; Medicine; Perfusion; Magnetic resonance imaging; Neuroscience; Internal medicine; Computer science; Radiology; Artificial intelligence; Psychology","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":[0.0004889657,0.0003306122,0.0009727992,0.0002515848,0.00007474519,0.00001247593,0.0001721732,0.0001602793,0.00001785564],"category_scores_gemma":[0.0006897532,0.0002348019,0.00013567,0.0006495448,0.0002021958,0.00004242892,0.0002324117,0.0004413206,0.00002532125],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004682531,"about_ca_system_score_gemma":0.0003767691,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00008767606,"about_ca_topic_score_gemma":0.00002032715,"domain_scores_codex":[0.9973818,0.0004146856,0.0006071717,0.0007553016,0.0003080847,0.0005329478],"domain_scores_gemma":[0.9986255,0.0006838865,0.0001121221,0.0002551145,0.0001248531,0.0001985889],"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":[0.001756135,0.01335768,0.009146503,0.0004779733,0.0003906026,0.002432453,0.02823361,0.0005200031,0.9162753,0.0002344216,0.00008035504,0.02709498],"study_design_scores_gemma":[0.08911385,0.2455194,0.01272204,0.003234971,0.002733806,0.008515821,0.02574614,0.0211929,0.544814,0.001356276,0.04182174,0.003229105],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9923168,0.001119821,0.0002779264,0.0005610483,0.0005303955,0.004360236,0.00001998718,0.00007804814,0.0007357741],"genre_scores_gemma":[0.9959943,0.000009574611,0.0005221592,0.003041613,0.0001391465,0.000217913,0.00001358663,0.000039215,0.00002250413],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3714613,"threshold_uncertainty_score":0.9574942,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.09303234986110322,"score_gpt":0.3537981192688025,"score_spread":0.2607657694076993,"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."}}