{"id":"W3128407063","doi":"10.1130/g48051.1","title":"High-precision U-Pb age constraints on the Permian floral turnovers, paleoclimate change, and tectonics of the North China block","year":2021,"lang":"en","type":"article","venue":"Geology","topic":"Paleontology and Stratigraphy of Fossils","field":"Earth and Planetary Sciences","cited_by":111,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Calgary","funders":"","keywords":"Geology; Permian; Paleontology; Paleoclimatology; Aridification; Carboniferous; Diachronous; Subduction; Earth science; Tectonic uplift; Gondwana; Tectonics; Climate change; Arid; Oceanography; Structural basin","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001744074,0.0001140764,0.0001915023,0.00003085976,0.0002430439,0.00001235889,0.0002062177,0.0001163543,0.0004869679],"category_scores_gemma":[0.00007611141,0.00006272952,0.00006556698,0.0001486698,0.0008079164,0.00004049691,0.0000100134,0.000245991,0.000008119188],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":7.86354e-7,"about_ca_system_score_gemma":0.00003759253,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000367291,"about_ca_topic_score_gemma":0.04136109,"domain_scores_codex":[0.9990485,0.0002176748,0.0001528949,0.000213139,0.0001175378,0.0002502271],"domain_scores_gemma":[0.9993385,0.0002495555,0.00008572896,0.0002573077,0.00002184694,0.00004707491],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00003752876,0.0000136386,0.9522274,0.000008282424,0.00002979939,0.00008021295,0.0005037832,0.00003622047,0.00005106348,0.001013627,0.00008940442,0.045909],"study_design_scores_gemma":[0.0002161015,0.0001139796,0.9977771,0.00001249214,0.00001516196,0.00011368,0.0001014502,0.0001072159,0.0001459169,0.001121734,0.0002027156,0.00007242028],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9822669,0.001718343,0.000002250506,0.002290265,0.000496582,0.0001251709,0.00008765006,0.000009941455,0.01300289],"genre_scores_gemma":[0.9993019,0.0002003773,0.0001105927,0.0002955754,0.00004987358,0.000001256908,0.00001306556,6.648735e-7,0.00002666192],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.04583658,"threshold_uncertainty_score":0.9761316,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0216152879477303,"score_gpt":0.2094036152357572,"score_spread":0.1877883272880269,"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."}}