{"id":"W4311174197","doi":"10.1016/j.epsl.2022.117944","title":"Recovery from persistent nutrient-N limitation following the Permian–Triassic mass extinction","year":2022,"lang":"en","type":"article","venue":"Earth and Planetary Science Letters","topic":"Paleontology and Stratigraphy of Fossils","field":"Earth and Planetary Sciences","cited_by":29,"is_retracted":false,"has_abstract":false,"ca_institutions":"Geological Survey of Canada; Natural Resources Canada","funders":"National Natural Science Foundation of China","keywords":"Extinction event; Early Triassic; Permian; Geology; Permian–Triassic extinction event; Paleontology; Carbon cycle; Isotopes of carbon; Oceanography; Ecosystem; Total organic carbon; Structural basin; Ecology; Biology","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":[0.0005935732,0.0001572267,0.000355613,0.0006087686,0.0008859628,0.001028048,0.0005591697,0.0007442991,0.005166545],"category_scores_gemma":[0.002158065,0.0001954344,0.0002151424,0.0005717237,0.001989752,0.0007971977,0.001494173,0.0006305706,0.0006479322],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001306643,"about_ca_system_score_gemma":0.001037511,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01723939,"about_ca_topic_score_gemma":0.01846293,"domain_scores_codex":[0.9998401,0.0000131847,0.0000138494,0.0000498328,0.00002559376,0.00005742173],"domain_scores_gemma":[0.9992699,0.00006979194,0.0002607538,0.00008352301,0.0001383981,0.0001776269],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001839768,0.0001536624,0.8783775,0.0002302283,0.0002588514,0.001598355,0.002464811,0.002869636,0.05643002,0.00375871,0.001664962,0.05035348],"study_design_scores_gemma":[0.00001854187,0.00009553511,0.9952393,0.0000129542,0.00001768002,0.0002662897,0.0004930803,0.0004847231,0.001054076,0.0006741485,0.001637181,0.000006568346],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9956593,0.0003839979,0.00014242,0.0005695404,0.00001676522,0.000004275867,0.0001737481,0.00001961598,0.003030321],"genre_scores_gemma":[0.9992448,0.00009089354,0.00003054897,0.00007410553,0.00001274987,0.000001846707,0.000084598,0.000004309639,0.0004560824],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01723939,"threshold_uncertainty_score":0.03427809,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01443364020384956,"score_gpt":0.1855243681593202,"score_spread":0.1710907279554707,"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."}}