{"id":"W4308888217","doi":"10.1017/rdc.2022.83","title":"A MODERN MULTICENTENNIAL RECORD OF RADIOCARBON VARIABILITY FROM AN EXACTLY DATED BIVALVE CHRONOLOGY AT THE TREE NOB SITE (ALASKA COASTAL CURRENT)","year":2022,"lang":"en","type":"article","venue":"Radiocarbon","topic":"Geology and Paleoclimatology Research","field":"Earth and Planetary Sciences","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"U.S. Geological Survey; National Science Foundation","keywords":"Radiocarbon dating; Chronology; Geology; Dendrochronology; Pacific decadal oscillation; Paleoclimatology; Climatology; Sea surface temperature; Oceanography; Anomaly (physics); Physical geography; Paleontology; Climate change; 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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001653659,0.0001046862,0.00008046924,0.000877863,0.0004153635,0.0003895199,0.0001427589,0.00008130188,0.0007697729],"category_scores_gemma":[0.000408845,0.0001038814,0.0000566665,0.0006896963,0.0001514524,0.0001525504,0.0002773035,0.0001418723,0.0001387693],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003962162,"about_ca_system_score_gemma":0.0002356167,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.05667323,"about_ca_topic_score_gemma":0.2464093,"domain_scores_codex":[0.9999348,0.000005132568,0.000005584628,0.00002598886,0.00001913185,0.000009273393],"domain_scores_gemma":[0.9996169,0.00002479937,0.0001022703,0.00004313232,0.0001603927,0.0000526021],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00004508789,0.00001645736,0.9745807,0.00001705187,0.00003482873,0.00004932809,0.0002993089,0.0004060534,0.01298949,0.00005691491,0.0002648947,0.01123985],"study_design_scores_gemma":[3.790626e-7,0.000004139381,0.9992564,0.000001849516,0.000003003001,0.0000239244,0.00003359016,0.0001034833,0.0002393569,0.000003850608,0.0003288509,0.000001013166],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9979464,0.000050413,0.0002160118,0.000004132748,0.000003032217,0.000002574524,0.0009036649,0.000007591348,0.0008661762],"genre_scores_gemma":[0.9977803,0.00003420067,0.0004834874,0.000004618046,0.000003735313,0.000005854896,0.001291005,0.000004057614,0.0003927676],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.05667323,"threshold_uncertainty_score":0.1126867,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01744957215474403,"score_gpt":0.2504002383165075,"score_spread":0.2329506661617635,"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."}}