{"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":"codex-gemma-dda1882f352a","candidate_categories":["insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.001324803,0.0002707494,0.000509333,0.0001397793,0.0005340896,0.00001813897,0.0007659729,0.000181045,0.003659576],"category_scores_gemma":[0.000167723,0.0002166593,0.0001533125,0.0003592467,0.0007599209,0.0001411533,0.0001911779,0.000940199,0.00007636759],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001954753,"about_ca_system_score_gemma":0.0002085881,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00631641,"about_ca_topic_score_gemma":0.03523741,"domain_scores_codex":[0.9952379,0.002385625,0.0004885457,0.0007555833,0.0004448096,0.0006875483],"domain_scores_gemma":[0.9975099,0.001156534,0.0002357728,0.0008536382,0.00005470775,0.0001894301],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001151723,0.0001486693,0.9849949,0.00001619658,0.00009961591,0.00003347849,0.001046301,0.001349885,0.0005400762,0.00001291204,0.00009894676,0.01050724],"study_design_scores_gemma":[0.001364036,0.0005635416,0.8335462,0.000005894692,0.00008544901,0.00007198024,0.0001470784,0.1619318,0.0001296355,0.0006861623,0.001233327,0.0002348195],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9937408,0.001495695,0.00005519557,0.0004946126,0.001230655,0.0004664445,0.0008269107,0.00006427613,0.001625397],"genre_scores_gemma":[0.9974125,0.000119625,0.0001184414,0.00009452118,0.0001461405,0.00001651382,0.00199461,0.00001008254,0.00008758934],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.160582,"threshold_uncertainty_score":0.9972512,"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."}}