{"id":"W1692999626","doi":"10.1029/2004gc000716","title":"Nitrogen 15–enriched Precambrian kerogen and hydrothermal systems","year":2004,"lang":"en","type":"article","venue":"Geochemistry Geophysics Geosystems","topic":"Geological and Geochemical Analysis","field":"Earth and Planetary Sciences","cited_by":63,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Saskatchewan","funders":"","keywords":"Geology; Metamorphism; Kerogen; Geochemistry; Greenschist; Precambrian; Terrane; Archean; Hydrothermal circulation; Metamorphic rock; Paleontology; Source rock","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":[0.00007431886,0.0002753258,0.0002055404,0.001465079,0.0004296643,0.0003402128,0.0002331463,0.0001247697,0.001192314],"category_scores_gemma":[0.0001680788,0.0001921546,0.0001397165,0.0006950778,0.0003732693,0.0001738262,0.0005140736,0.0001001648,0.0002094928],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007645801,"about_ca_system_score_gemma":0.0003147067,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01522208,"about_ca_topic_score_gemma":0.03439376,"domain_scores_codex":[0.9998941,0.000004454043,0.000009302884,0.00004006197,0.0000205611,0.00003155835],"domain_scores_gemma":[0.9998938,0.000004868993,0.00004335938,0.00001015264,0.00002740882,0.00002040649],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.000614116,0.00002313815,0.332956,0.0001295745,0.0000949824,0.0007912139,0.0009775892,0.0004169934,0.6462085,0.0006250759,0.0001079116,0.01705491],"study_design_scores_gemma":[0.000006553227,0.00005048191,0.9773203,0.000007787102,0.0000184942,0.0004711737,0.0001664645,0.0001884878,0.01946604,0.00008087192,0.002215866,0.000007559331],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.998041,0.0003388718,0.00004766481,0.000003841207,9.543965e-7,0.000001907396,0.0001813525,0.00000598889,0.001378409],"genre_scores_gemma":[0.9971775,0.0003343764,0.0002575189,0.000008883304,0.000002167507,0.000006342063,0.0008578635,0.000005206764,0.001350194],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01522208,"threshold_uncertainty_score":0.03026694,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.006457779295966653,"score_gpt":0.1710336996223987,"score_spread":0.164575920326432,"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."}}