{"id":"W4403505078","doi":"10.1130/abs/2024ne-397408","title":"TEPHROCHRONOLOGY OF ORDOVICIAN BENTONITES FROM THE MONTREAL AREA: ZIRCON AND APATITE CHEMISTRY AS A TOOL FOR STRATIGRAPHIC CORRELATIONS","year":2024,"lang":"en","type":"article","venue":"Abstracts with programs - Geological Society of America","topic":"Radioactive element chemistry and processing","field":"Chemistry","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"McGill University","funders":"","keywords":"Zircon; Ordovician; Tephrochronology; Geology; Apatite; Paleontology; Geochemistry; Volcano; Tephra","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"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":[0.0001474298,0.0003315971,0.0002019507,0.002670912,0.001157359,0.0008083435,0.0005089578,0.0001850303,0.002138513],"category_scores_gemma":[0.0003649063,0.0001660076,0.0001558099,0.002312177,0.0003132465,0.0002910485,0.0003396597,0.0001954841,0.0002259041],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.004572701,"about_ca_system_score_gemma":0.001964444,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9190629,"about_ca_topic_score_gemma":0.9720147,"domain_scores_codex":[0.999909,0.000005118402,0.000005413633,0.00003296604,0.00002179521,0.0000257241],"domain_scores_gemma":[0.9997271,0.00001457901,0.00005475147,0.000009990973,0.0001536762,0.00004001068],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.000231849,0.00003522808,0.9096752,0.000119833,0.0001455654,0.0003731097,0.001206315,0.0008965669,0.05577342,0.0003043523,0.001003089,0.03023553],"study_design_scores_gemma":[0.000001520173,0.000006463449,0.9980136,0.000002598913,0.000009187464,0.00002607991,0.0001176939,0.0001189608,0.0006619269,0.000005981602,0.001033584,0.000002319132],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9915608,0.0009181195,0.0003232282,0.00006417609,0.000004999294,0.00002571992,0.00319536,0.00004201231,0.003865722],"genre_scores_gemma":[0.9969435,0.0002674001,0.0002684098,0.00001923256,0.000003181056,0.000007535287,0.0008429927,0.000009107722,0.001638555],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.08093709,"threshold_uncertainty_score":0.1628274,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01369450934020333,"score_gpt":0.2467681386784532,"score_spread":0.2330736293382499,"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."}}