{"id":"W4241599823","doi":"10.1007/978-94-007-6304-3_202","title":"Uranium–Lead, Igneous Rocks","year":2015,"lang":"en","type":"book-chapter","venue":"Encyclopedia of earth sciences series/Encyclopedia of earth sciences","topic":"Radioactive element chemistry and processing","field":"Chemistry","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Toronto","funders":"","keywords":"Igneous rock; Uranium; Lead (geology); Geochemistry; Geology; Materials science; Metallurgy; Geomorphology","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":[0.0001177858,0.0009883939,0.0004524456,0.001665586,0.0005532652,0.00190021,0.0007848163,0.0006552906,0.02049551],"category_scores_gemma":[0.0003099405,0.0002737005,0.0002026124,0.002619203,0.0008332315,0.001953593,0.0008306725,0.0009764145,0.0135467],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0008035846,"about_ca_system_score_gemma":0.001020525,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003574877,"about_ca_topic_score_gemma":0.006213446,"domain_scores_codex":[0.9998697,0.00001251242,0.000007927595,0.00002730615,0.00007140036,0.00001112629],"domain_scores_gemma":[0.9999596,0.000009146224,0.000004692545,0.000006812913,0.00001401532,0.000005789719],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"not_applicable","study_design_scores_codex":[0.00006528587,0.0000682195,0.0002735051,0.001732398,0.00001512237,0.000209022,0.000283173,0.001432238,0.006911261,0.1863076,0.1759799,0.6267223],"study_design_scores_gemma":[0.000001947821,0.00001553871,0.0002099057,0.0001067538,0.000003524029,0.0002099499,0.00005635269,0.0001110712,0.0005750782,0.01379664,0.9849094,0.000003805187],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"other","genre_gemma":"other","genre_scores_codex":[0.003464595,0.2574377,0.003540819,0.001219756,0.003754856,0.00004393775,0.0003488448,0.0003486169,0.7298408],"genre_scores_gemma":[0.02364201,0.167358,0.003185518,0.0005603011,0.001423017,0.00003762722,0.0005522798,0.0002177779,0.8030235],"genre_candidate":"other","genre_consensus":"other","teacher_disagreement_score":0.02049551,"threshold_uncertainty_score":0.0685643,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02647867748293578,"score_gpt":0.2587644566968763,"score_spread":0.2322857792139405,"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."}}