{"id":"W2807652684","doi":"10.1139/cjes-2018-0006","title":"Lithostratigraphy of the upper Turinian – lower Chatfieldian (Upper Ordovician) foreland succession, and a U–Pb ID–TIMS date for the Millbrig volcanic ash bed in the Ottawa Embayment","year":2018,"lang":"en","type":"article","venue":"Canadian Journal of Earth Sciences","topic":"Geological formations and processes","field":"Earth and Planetary Sciences","cited_by":17,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto; Carleton University","funders":"","keywords":"Geology; Foreland basin; Laurentia; Paleontology; Onlap; Facies; Sedimentary depositional environment; Marine transgression; Lithostratigraphy; Trilobite; Carbonate platform; Ordovician; Stratotype; Diachronous; Siliciclastic; Fault block; Stage (stratigraphy); Sedimentary rock; Structural basin","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":true,"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":[0.0000708901,0.0003367529,0.0001115811,0.003176807,0.0009642977,0.0007228605,0.0003395673,0.0001448468,0.0168448],"category_scores_gemma":[0.0002494177,0.0001690117,0.0001245099,0.002096053,0.0008547483,0.0002179611,0.0004089483,0.000297752,0.001545848],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00450525,"about_ca_system_score_gemma":0.003083305,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.73265,"about_ca_topic_score_gemma":0.933731,"domain_scores_codex":[0.9999208,0.000003832813,0.00000565653,0.00001789553,0.00002197477,0.00002990847],"domain_scores_gemma":[0.9997968,0.00001114596,0.00005667197,0.00001346667,0.00006730342,0.0000546238],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002960038,0.00005556553,0.8202936,0.0004427902,0.0001440415,0.001343844,0.009184893,0.001871563,0.0253391,0.003875682,0.01404516,0.1231076],"study_design_scores_gemma":[0.00000243292,0.00001146663,0.9810326,0.00002777864,0.000009440017,0.0002097781,0.0006427957,0.000124691,0.0004312778,0.00003577026,0.01746611,0.000005859294],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9170606,0.002465951,0.0005623605,0.0001993405,0.00006061404,0.0001263446,0.007144649,0.0001818334,0.07219842],"genre_scores_gemma":[0.9645649,0.0005164851,0.0005264547,0.0000303486,0.000008909114,0.0000216423,0.002391926,0.00002406493,0.03191529],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.26735,"threshold_uncertainty_score":0.5378489,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01467747197817777,"score_gpt":0.2215923960310198,"score_spread":0.2069149240528421,"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."}}