{"id":"W4388556909","doi":"10.1016/j.chemgeo.2023.121814","title":"Preservation of organic C and N isotope signatures from water column to sediments in the anoxic and ferruginous Pavin lake","year":2023,"lang":"en","type":"article","venue":"Chemical Geology","topic":"Isotope Analysis in Ecology","field":"Environmental Science","cited_by":9,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of British Columbia","funders":"Institut de Physique du Globe de Paris; Institut national des sciences de l'Univers; Centre National de la Recherche Scientifique","keywords":"Anoxic waters; Sedimentary organic matter; Geology; Organic matter; Water column; Total organic carbon; Diagenesis; Sediment; Biogeochemical cycle; Environmental chemistry; Sedimentary rock; Oceanography; Geochemistry; Ecology; 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":[0.0001993934,0.00006973396,0.000145807,0.00003184921,0.00002596795,0.000005797032,0.000192932,0.0001124926,0.001307572],"category_scores_gemma":[0.00008996763,0.00004737218,0.00001205297,0.0002034844,0.0001840385,0.0000514338,0.0004143809,0.0001028296,0.0001105915],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001679768,"about_ca_system_score_gemma":0.000002298953,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002117114,"about_ca_topic_score_gemma":0.002307167,"domain_scores_codex":[0.9992482,0.00007023344,0.000150112,0.0002353619,0.00009232746,0.000203771],"domain_scores_gemma":[0.9996302,0.0001546036,0.00002375913,0.0001568094,0.000004484128,0.00003014519],"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":[0.00001968306,0.00003686008,0.38643,0.000003284437,0.0000112182,0.000009424558,0.001715152,0.0000690317,0.609077,0.00001090059,0.002361602,0.0002559373],"study_design_scores_gemma":[0.000553283,0.0001084891,0.8719454,0.000003714202,0.00002703396,0.000005696913,0.0002105807,0.0008833495,0.1169247,0.004336617,0.004844367,0.0001567491],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9974183,0.00001673626,0.000007246869,0.001984179,0.00002641044,0.0001690762,0.000002847041,0.00001020618,0.0003649994],"genre_scores_gemma":[0.9984109,0.00001060721,0.00009950456,0.001200244,0.00001448346,0.00002658251,0.00003522656,0.000004906941,0.0001975769],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.4921522,"threshold_uncertainty_score":0.9996054,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007854415474072642,"score_gpt":0.2172934700323964,"score_spread":0.2094390545583238,"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."}}