{"id":"W1776313780","doi":"10.1029/2005gb002593","title":"Source and transport of terrigenous organic matter in the upper Yukon River: Evidence from isotope (δ<sup>13</sup>C, Δ<sup>14</sup>C, and δ<sup>15</sup>N) composition of dissolved, colloidal, and particulate phases","year":2006,"lang":"en","type":"article","venue":"Global Biogeochemical Cycles","topic":"Marine and coastal ecosystems","field":"Earth and Planetary Sciences","cited_by":308,"is_retracted":false,"has_abstract":true,"ca_institutions":"Fisheries and Oceans Canada","funders":"Cold Regions Research and Engineering Laboratory","keywords":"Terrigenous sediment; Dissolved organic carbon; Organic matter; Total organic carbon; Environmental chemistry; Particulates; Chemistry; Isotopes of nitrogen; Isotopes of carbon; Stable isotope ratio; Nitrogen; Mineralogy; Geology; Sediment","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"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":[0.00008552174,0.0001905944,0.0002572798,0.0005146418,0.0006714406,0.0006157333,0.0002319567,0.0003713821,0.0003557069],"category_scores_gemma":[0.0001498453,0.0002822223,0.0001834922,0.0007379192,0.0002994302,0.0003152108,0.0004689718,0.0001997535,0.0000855418],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001121535,"about_ca_system_score_gemma":0.001058501,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.1412517,"about_ca_topic_score_gemma":0.2235323,"domain_scores_codex":[0.9999182,0.000004571495,0.000009290793,0.00002973312,0.00001493885,0.00002327704],"domain_scores_gemma":[0.9998569,0.00001495933,0.0000298315,0.000005556934,0.00005447118,0.00003825293],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001517176,0.00003616489,0.8375552,0.00010902,0.00007556684,0.0004615136,0.0009979886,0.0004115335,0.1520755,0.0001111387,0.00009915395,0.007915563],"study_design_scores_gemma":[0.000002762997,0.00001958574,0.997414,0.000004390039,0.0000130674,0.00005828659,0.0005185014,0.0003191097,0.001394544,0.00001523899,0.0002346908,0.000005749027],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9996754,0.00006276209,0.00002799857,0.000007870864,4.618972e-7,0.000001540469,0.00009291713,0.00000213686,0.0001287856],"genre_scores_gemma":[0.9992319,0.0001166026,0.0001266666,0.00001414204,7.799254e-7,0.000005829721,0.0002743524,0.000002403494,0.0002271123],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.8587483,"threshold_uncertainty_score":0.2808591,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.006699414639383811,"score_gpt":0.1927016062961711,"score_spread":0.1860021916567873,"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."}}