{"id":"W4386775737","doi":"10.5194/tc-17-4007-2023","title":"Early Holocene ice on the Begguya plateau (Mt. Hunter, Alaska) revealed by ice core <sup>14</sup> C age constraints","year":2023,"lang":"en","type":"article","venue":"˜The œcryosphere","topic":"Geology and Paleoclimatology Research","field":"Earth and Planetary Sciences","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"University of Bern; National Science Foundation","keywords":"Holocene; Geology; Ice core; Northern Hemisphere; Climatology; Chronology; Teleconnection; Radiocarbon dating; Paleoclimatology; Physical geography; Climate change; Holocene climatic optimum; Arctic; Oceanography; Geography; Paleontology","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":[0.0001354878,0.0001342438,0.00009988116,0.0007748185,0.0005280172,0.0005012196,0.0001214337,0.0001470364,0.0008448617],"category_scores_gemma":[0.0002762825,0.00008690319,0.00008829677,0.0006850431,0.000320142,0.0002308384,0.0003529283,0.0001459389,0.0001377364],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003888968,"about_ca_system_score_gemma":0.000296695,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.02949949,"about_ca_topic_score_gemma":0.09677869,"domain_scores_codex":[0.9999599,0.000005110712,0.00000387847,0.00001261935,0.000007054788,0.00001137689],"domain_scores_gemma":[0.9998123,0.00002773271,0.00006617209,0.00001171573,0.00005115807,0.00003096724],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00005627415,0.000009627877,0.9858317,0.0000263924,0.00002603802,0.0002284158,0.0007727055,0.0001834802,0.007189016,0.00007297217,0.0001352578,0.005468095],"study_design_scores_gemma":[5.201056e-7,0.00000431454,0.9988149,0.000008148252,0.000006517837,0.00005604414,0.0004252795,0.0001208902,0.0002007085,0.00002689256,0.0003345427,0.00000113919],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9986544,0.0001754303,0.00005469679,0.00001044046,0.000002819063,0.000001298981,0.0001847075,0.000002521705,0.0009137575],"genre_scores_gemma":[0.9993001,0.00009029714,0.00009681714,0.000008832876,0.000002608942,0.000003109877,0.0003209899,0.000001387569,0.0001758076],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02949949,"threshold_uncertainty_score":0.05865556,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02892638541715168,"score_gpt":0.2480629764575078,"score_spread":0.2191365910403561,"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."}}