{"id":"W2044657959","doi":"10.1130/g25439a.1","title":"Direct dating of Fe oxide-(Cu-Au) mineralization by U/Pb zircon geochronology","year":2009,"lang":"en","type":"article","venue":"Geology","topic":"Geological and Geochemical Analysis","field":"Earth and Planetary Sciences","cited_by":44,"is_retracted":false,"has_abstract":true,"ca_institutions":"Memorial University of Newfoundland","funders":"Natural Sciences and Engineering Research Council of Canada; Memorial University of Newfoundland","keywords":"Geochronology; Zircon; Citation; Geological survey; Geology; Radiometric dating; Archaeology; History; Geochemistry; Library science; Paleontology","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.0001625099,0.0001224676,0.0003122722,0.00006439885,0.00006918884,0.000005567959,0.0001901711,0.0001440499,0.007506336],"category_scores_gemma":[0.0001731803,0.00009349652,0.0000724496,0.0002447076,0.0001618291,0.00005261318,0.00001532604,0.00009243253,0.0001545006],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00000306858,"about_ca_system_score_gemma":0.00001782112,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01493231,"about_ca_topic_score_gemma":0.006411131,"domain_scores_codex":[0.9988655,0.0001031307,0.0002920226,0.0002837393,0.00009751381,0.000358105],"domain_scores_gemma":[0.9994406,0.00014404,0.0001316068,0.0001550524,0.00004871109,0.00008005668],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00003988351,0.00004665903,0.8876495,0.00001080306,0.00003778746,0.000009077035,0.00005238842,0.002444996,0.08502191,0.000566509,0.002139841,0.02198062],"study_design_scores_gemma":[0.0004571462,0.0005848067,0.9361746,0.000007903317,0.00006231049,0.00002652966,0.00004659221,0.007145848,0.02683569,0.02346155,0.00488109,0.0003158893],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.973617,0.0006740689,0.0009098852,0.001325391,0.00007085085,0.00005289038,0.00002112765,0.00003526392,0.02329354],"genre_scores_gemma":[0.9972075,0.00004270917,0.001206096,0.0006440016,0.00005056188,5.20935e-7,0.0004526698,9.946459e-7,0.0003949126],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.05818623,"threshold_uncertainty_score":0.9934009,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.00822708921274154,"score_gpt":0.1945710056230472,"score_spread":0.1863439164103057,"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."}}