{"id":"W4412468939","doi":"10.22541/au.175265298.89469167/v1","title":"Nevoid Melanoma Arising from an Intradermal Nevus: A Diagnostic Challenge","year":2025,"lang":"en","type":"preprint","venue":"","topic":"Cutaneous Melanoma Detection and Management","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"McMaster University","funders":"","keywords":"Spitz nevus; Dermatology; Nevus; Melanoma; Medicine; Congenital melanocytic nevus; Cancer research","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":[0.0007156418,0.001050633,0.0008789729,0.001214393,0.001246374,0.001423872,0.0009212001,0.003100269,0.001725385],"category_scores_gemma":[0.00363051,0.0005258033,0.0003208747,0.0005204389,0.001101362,0.002380525,0.0008641869,0.002469894,0.001820838],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004546334,"about_ca_system_score_gemma":0.0003459495,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0004185381,"about_ca_topic_score_gemma":0.0006867883,"domain_scores_codex":[0.9994814,0.00009904234,0.00006745739,0.00007118101,0.0001511726,0.0001297965],"domain_scores_gemma":[0.9986953,0.0005011958,0.0002522898,0.00009625356,0.0001543791,0.0003006113],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"case_report","study_design_gemma":"case_report","study_design_scores_codex":[0.00006170315,0.00004492293,0.01468702,0.0001201107,0.000008508228,0.9658486,0.0002532673,0.0001276512,0.005949521,0.0005078674,0.001206791,0.01118395],"study_design_scores_gemma":[0.000005993035,0.00003889163,0.002893958,0.00004371632,0.000007293464,0.9937173,0.0003288918,0.0003629421,0.0007558608,0.0004674368,0.001370591,0.000007146177],"study_design_candidate":"case_report","study_design_consensus":"case_report","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9386415,0.01865455,0.01019527,0.0129088,0.0006697705,0.0001831454,0.0001935494,0.0003168996,0.01823649],"genre_scores_gemma":[0.9880515,0.00416972,0.004152,0.001193826,0.001311219,0.00002585941,0.00008575894,0.00003089027,0.00097912],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003100269,"threshold_uncertainty_score":0.005771935,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0224180076680322,"score_gpt":0.2883018177435311,"score_spread":0.2658838100754989,"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."}}