{"id":"W2801839175","doi":"10.1038/s41467-017-02773-w","title":"Platinum-bearing chromite layers are caused by pressure reduction during magma ascent","year":2018,"lang":"en","type":"article","venue":"Nature Communications","topic":"Geological and Geochemical Analysis","field":"Earth and Planetary Sciences","cited_by":99,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto","funders":"National Research Foundation","keywords":"Chromite; Ultramafic rock; Platinum group; Basalt; Mafic; Geology; Geochemistry; Chromitite; Magma; Magma chamber; Platinum; Petrology; Volcano; Paleontology; Chemistry","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":["insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.0001167534,0.0001182915,0.0001446583,0.0000492974,0.0005445986,0.00004998842,0.000667229,0.0002056675,0.002197375],"category_scores_gemma":[0.0001039038,0.00009421512,0.00007118425,0.0003702615,0.0002182097,0.0001263807,0.00009033734,0.0006534565,0.0002052246],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000005923872,"about_ca_system_score_gemma":0.00001019398,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0006138614,"about_ca_topic_score_gemma":0.004620345,"domain_scores_codex":[0.9990901,0.00009157763,0.000178495,0.0002346588,0.000180339,0.0002248803],"domain_scores_gemma":[0.9988199,0.00007798508,0.0001104721,0.0007722132,0.0001127664,0.0001065938],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00005604624,0.0001543679,0.944307,0.00003446873,0.0002586188,0.000002476062,0.0004441741,0.000503113,0.03226109,0.0002336177,0.01794238,0.003802661],"study_design_scores_gemma":[0.0002589514,0.00003825076,0.9311218,0.00002843025,0.00009148309,0.000008712455,0.0001835381,0.004823176,0.007942799,0.0007150525,0.05454048,0.0002473464],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9785116,0.00665766,0.000007016919,0.005471444,0.0001443589,0.0001283526,0.000112366,0.0001119776,0.008855224],"genre_scores_gemma":[0.9977302,0.0002498447,0.0007526581,0.0001699601,0.0001304875,0.000002626465,0.0003326405,0.000002733982,0.0006288371],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0365981,"threshold_uncertainty_score":0.9987147,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01354769022544143,"score_gpt":0.2330506585102718,"score_spread":0.2195029682848304,"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."}}