{"id":"W2119546410","doi":"10.1016/j.earscirev.2015.05.006","title":"The nitrogen budget of Earth","year":2015,"lang":"en","type":"article","venue":"Earth-Science Reviews","topic":"Geochemistry and Elemental Analysis","field":"Earth and Planetary Sciences","cited_by":212,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Victoria","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Earth (classical element); Astrobiology; Nitrogen; Environmental science; Geology; Earth science; Chemistry; Biology; Physics; Astronomy","routes":{"ca_aff":true,"ca_fund":true,"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":[0.0005207093,0.0005197147,0.0004775797,0.0006332018,0.0002915782,0.0008880245,0.0004386475,0.0007932709,0.002695557],"category_scores_gemma":[0.0004605242,0.0001523909,0.0001488978,0.000981423,0.0006291373,0.001677856,0.0007274429,0.0005940489,0.0006049694],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001646046,"about_ca_system_score_gemma":0.002081003,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01436266,"about_ca_topic_score_gemma":0.02074374,"domain_scores_codex":[0.9998367,0.00001409223,0.000008204512,0.00004728518,0.00007127746,0.00002240625],"domain_scores_gemma":[0.9999001,0.00001914522,0.00001387417,0.000008113967,0.00004261473,0.00001617518],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"not_applicable","study_design_scores_codex":[0.0005283867,0.00006582802,0.01033219,0.006734466,0.0004172278,0.0003139982,0.0003634311,0.009356708,0.1248489,0.0716695,0.04763333,0.727736],"study_design_scores_gemma":[0.00003376982,0.0001330202,0.02430727,0.001423475,0.0001269771,0.0003095346,0.0003943693,0.002458098,0.01854867,0.05748567,0.8947247,0.00005436112],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"review","genre_gemma":"review","genre_scores_codex":[0.05436753,0.892769,0.00197532,0.01217868,0.001200514,0.00001646082,0.001188905,0.00007498048,0.03622854],"genre_scores_gemma":[0.261133,0.715628,0.00163186,0.002231676,0.0007457518,0.00001652804,0.000915676,0.00005376715,0.01764376],"genre_candidate":"review","genre_consensus":"review","teacher_disagreement_score":0.01436266,"threshold_uncertainty_score":0.02855814,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03206391072955309,"score_gpt":0.2504293157151191,"score_spread":0.218365404985566,"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."}}