{"id":"W2071741922","doi":"10.2136/sssaj2004.6970","title":"Carbon Pools and Accumulation Rates in an Age‐Series of Soils in Drained Thaw‐Lake Basins, Arctic Alaska","year":2004,"lang":"en","type":"article","venue":"Soil Science Society of America Journal","topic":"Climate change and permafrost","field":"Earth and Planetary Sciences","cited_by":77,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"National Science Foundation","keywords":"Total organic carbon; Permafrost; Humin; Organic matter; Soil water; Arctic; Geology; Structural basin; Soil carbon; Hydrology (agriculture); Canada Basin; Drainage basin; Soil horizon; Environmental science; Soil organic matter; Physical geography; Oceanography; Soil science; Environmental chemistry; Geomorphology; Ecology; Chemistry; Geography","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":[0.0008558668,0.0001157,0.0002468212,0.000137241,0.0001540234,0.00009443843,0.0002331686,0.0000498554,0.0002044947],"category_scores_gemma":[0.0000683067,0.00009671283,0.00006398647,0.0009030561,0.001212819,0.0009694191,0.00001914055,0.0002091502,0.000001167093],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001890004,"about_ca_system_score_gemma":0.0002670454,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.0078516,"about_ca_topic_score_gemma":0.03846879,"domain_scores_codex":[0.9986137,0.00005395694,0.0003545444,0.0002067222,0.0004158075,0.0003552854],"domain_scores_gemma":[0.9993581,0.00007533976,0.0002312075,0.0001075122,0.00008656604,0.0001412279],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00002923436,0.00003261599,0.973466,0.00002513135,0.000003193788,0.000006564133,0.01056764,0.006238532,0.005556122,0.000003095335,0.00000712253,0.004064779],"study_design_scores_gemma":[0.0004693595,0.0002921565,0.9807268,0.0001045913,0.000004941291,0.0000362621,0.0115559,0.004475598,0.0007497838,0.00144445,0.000022141,0.0001180319],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9983944,0.000218603,0.00000896007,0.000800084,0.00009099711,0.00007496001,0.00007885644,0.000004432986,0.0003286689],"genre_scores_gemma":[0.9975491,0.0009669699,0.001196673,0.0001928276,0.00005038601,3.624245e-7,0.00003438042,0.000002592278,0.000006732606],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.03061719,"threshold_uncertainty_score":0.9987552,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03842624572613611,"score_gpt":0.2857934657126833,"score_spread":0.2473672199865472,"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."}}