{"id":"W172628687","doi":"10.1017/s0033822200032082","title":"High-Precision Radiocarbon Measurements of Contemporaneous Tree-Ring Dated Wood from the British Isles and New Zealand: Ad 1850–950","year":2002,"lang":"en","type":"article","venue":"Radiocarbon","topic":"Tree-ring climate responses","field":"Earth and Planetary Sciences","cited_by":95,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Natural Environment Research Council; Queen's University; University of Waikato","keywords":"Radiocarbon dating; Archaeology; Dendrochronology; Geology; Northern Hemisphere; Holocene; Physical geography; Southern Hemisphere; Absolute dating; Geography; Climatology","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0004335819,0.0002815385,0.0004927692,0.00008271418,0.0002372131,0.0002937057,0.0004445313,0.0001442487,0.0004151801],"category_scores_gemma":[0.0002458818,0.000235793,0.00008990696,0.0002690141,0.0001536094,0.0001927922,0.00003320516,0.0002247857,0.00003709753],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001641009,"about_ca_system_score_gemma":0.00003892215,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.08140935,"about_ca_topic_score_gemma":0.04403663,"domain_scores_codex":[0.9975749,0.0003034656,0.0005059516,0.0005212075,0.0006588685,0.0004355925],"domain_scores_gemma":[0.9982566,0.0007609928,0.000225502,0.0004852752,0.00003735301,0.0002342236],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"observational","study_design_scores_codex":[0.0006179786,0.0000859877,0.4736828,0.00003170106,0.0002939116,0.0002092534,0.001172831,0.0006828535,0.007208335,0.000002526661,0.005288427,0.5107234],"study_design_scores_gemma":[0.003483344,0.0004675098,0.9790411,0.0005557247,0.0001748567,0.0001667168,0.0001724231,0.00849239,0.003784538,0.0002774762,0.002797399,0.0005865008],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9758829,0.02108227,0.000007909381,0.0003579633,0.0004086263,0.0003096605,0.000137171,0.0001069562,0.001706523],"genre_scores_gemma":[0.9969246,0.001538539,0.0005621066,0.00008731449,0.0001682001,0.000001376161,0.000109245,0.0000187755,0.0005898647],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.5101369,"threshold_uncertainty_score":0.9734072,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03712691804855831,"score_gpt":0.2152932271590767,"score_spread":0.1781663091105184,"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."}}