{"id":"W1587078339","doi":"10.1029/2012pa002321","title":"A review of nitrogen isotopic alteration in marine sediments","year":2012,"lang":"en","type":"review","venue":"Paleoceanography","topic":"Geology and Paleoclimatology Research","field":"Earth and Planetary Sciences","cited_by":367,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Victoria; McGill University; University of British Columbia; Dalhousie University","funders":"","keywords":"Geology; Sedimentary rock; Diagenesis; Biogeochemical cycle; Sediment; Seafloor spreading; Isotopes of nitrogen; Continental margin; Authigenic; Oceanography; Sedimentary organic matter; Isotope; Geochemistry; Paleontology; Environmental chemistry; 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":[0.000884652,0.0002974385,0.001380844,0.0006414095,0.00005018957,0.000007382649,0.0003680913,0.0002962709,0.003293508],"category_scores_gemma":[0.00003810148,0.0002304615,0.0004292207,0.001025052,0.0001519719,0.0001032882,0.00003236128,0.0004666391,0.0003379147],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":9.554193e-7,"about_ca_system_score_gemma":0.00008613587,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00003794603,"about_ca_topic_score_gemma":0.0004108275,"domain_scores_codex":[0.9975838,0.0006590215,0.0007503947,0.0003117894,0.0002087599,0.000486242],"domain_scores_gemma":[0.998893,0.0002785511,0.0003207555,0.0003496304,0.00004417098,0.0001139237],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"not_applicable","study_design_scores_codex":[0.000002500613,0.00002167424,0.742885,0.06791951,0.00006220189,0.000006691501,0.000009450478,7.933603e-8,1.662432e-9,0.000007205368,0.00006003809,0.1890257],"study_design_scores_gemma":[0.0002411129,0.000108043,0.03877465,0.04832913,0.0006517647,0.0001188143,0.000004441968,0.000004958998,4.149039e-7,0.0003847427,0.9109483,0.0004336598],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"review","genre_gemma":"review","genre_scores_codex":[0.0002824914,0.9930149,8.117992e-7,0.0000187364,0.0002263529,0.0008115843,0.0000525559,0.00001439465,0.005578161],"genre_scores_gemma":[0.000530142,0.9977168,0.0001618849,0.0001256269,0.00006542334,0.00001712551,0.00135455,0.000005322607,0.00002308386],"genre_candidate":"review","genre_consensus":"review","teacher_disagreement_score":0.9108883,"threshold_uncertainty_score":0.9976176,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0460211727340991,"score_gpt":0.3058442498209407,"score_spread":0.2598230770868416,"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."}}