{"id":"W4283360230","doi":"10.1029/2022gb007304","title":"Extreme Nitrate Deficits in the Western Arctic Ocean: Origin, Decadal Changes, and Implications for Denitrification on a Polar Marginal Shelf","year":2022,"lang":"en","type":"article","venue":"Global Biogeochemical Cycles","topic":"Arctic and Antarctic ice dynamics","field":"Earth and Planetary Sciences","cited_by":26,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"National Key Research and Development Program of China; National Natural Science Foundation of China","keywords":"Nitrate; Oceanography; Denitrification; Arctic; Environmental science; Canada Basin; Climatology; Geology; Nitrogen; Ecology; Chemistry; Biology","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002685444,0.0001408362,0.000124782,0.00004303473,0.0003602786,0.00005493372,0.0002995349,0.0000512679,0.00004766259],"category_scores_gemma":[0.0000510716,0.0001097654,0.0000439202,0.0003023006,0.00009786832,0.00006085644,0.00002519675,0.0001729418,0.00000965315],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00003506557,"about_ca_system_score_gemma":0.00004292932,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001608294,"about_ca_topic_score_gemma":0.001118822,"domain_scores_codex":[0.9989231,0.00007863825,0.0001673721,0.0003073494,0.0001998607,0.0003236374],"domain_scores_gemma":[0.9994072,0.0002423424,0.00006787944,0.0001765802,0.00002824177,0.00007770954],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001424035,0.00005462308,0.9882858,0.00001871637,0.000009100458,0.00000337444,0.00009510454,0.00004234769,0.0001323425,0.00192125,0.0003239877,0.008970999],"study_design_scores_gemma":[0.0005761667,0.0002486934,0.9645925,0.00001626194,0.0000482869,0.0002145114,0.0007386786,0.001501,0.00004027238,0.02141604,0.01033327,0.0002743704],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.987924,0.0003844035,0.0000828862,0.008215593,0.00005887867,0.0003530587,0.002714949,0.00002382804,0.0002423823],"genre_scores_gemma":[0.9967923,0.00006409256,0.0003898741,0.001507769,0.00006991457,0.00001674942,0.0011481,0.000003032501,0.00000816774],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0236933,"threshold_uncertainty_score":0.4476102,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02779333173713008,"score_gpt":0.2463682917355909,"score_spread":0.2185749599984608,"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."}}