{"id":"W4385362486","doi":"10.1007/978-3-662-65093-6_547","title":"Mass Extinctions","year":2023,"lang":"en","type":"book-chapter","venue":"Encyclopedia of Astrobiology","topic":"Paleontology and Stratigraphy of Fossils","field":"Earth and Planetary Sciences","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"Université du Québec à Montréal","funders":"","keywords":"Extinction event; Environmental science; Sociology; Demography; Biological dispersal","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":[0.0002946659,0.0003293891,0.0001835916,0.001123071,0.0005898525,0.001125305,0.0003909676,0.0003799631,0.03002775],"category_scores_gemma":[0.001017932,0.0001181299,0.0001862448,0.0006470917,0.0008334979,0.00117933,0.0008806264,0.0007332342,0.005028029],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007573384,"about_ca_system_score_gemma":0.000218414,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001588522,"about_ca_topic_score_gemma":0.001789963,"domain_scores_codex":[0.9998512,0.00001671712,0.00000448572,0.00005053221,0.00005201569,0.00002498696],"domain_scores_gemma":[0.9998228,0.00003109132,0.00003399371,0.00003589852,0.00004473411,0.00003153284],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"not_applicable","study_design_scores_codex":[0.00005198425,0.00003570765,0.008546758,0.0001601307,0.00005291581,0.0002774779,0.001595253,0.00175936,0.002512232,0.6017733,0.06260366,0.3206312],"study_design_scores_gemma":[0.000007810551,0.00005547198,0.03123456,0.0001941171,0.00002393069,0.001476443,0.0004990322,0.0007712639,0.0007195583,0.1458111,0.8191954,0.00001142154],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"other","genre_gemma":"other","genre_scores_codex":[0.03709414,0.0101608,0.003384211,0.001635534,0.0003479795,0.00002510017,0.0003784511,0.0001700843,0.9468037],"genre_scores_gemma":[0.5394492,0.01273877,0.002608914,0.001074502,0.0007628317,0.00003282009,0.0007635329,0.0001586201,0.4424108],"genre_candidate":"other","genre_consensus":"other","teacher_disagreement_score":0.03002775,"threshold_uncertainty_score":0.1004528,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01560164746123296,"score_gpt":0.2095067647192322,"score_spread":0.1939051172579992,"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."}}