{"id":"W2150844611","doi":"10.1046/j.1365-2699.2000.00426.x","title":"Pollen‐based biomes for Beringia 18,000, 6000 and 0 <sup>14</sup>C yr <scp>bp</scp><sup>†</sup>","year":2000,"lang":"en","type":"article","venue":"Journal of Biogeography","topic":"Geology and Paleoclimatology Research","field":"Earth and Planetary Sciences","cited_by":165,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of New Brunswick","funders":"","keywords":"Beringia; Tundra; Biome; Vegetation (pathology); Larch; Taiga; Pollen; Physical geography; Steppe; Geology; Arctic; Refugium (fishkeeping); Ecology; Plant functional type; Geography; Ecosystem; Biology; Oceanography","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow","insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.001145606,0.0003210725,0.000606202,0.001157307,0.0004829775,0.0001190189,0.0005095354,0.000373442,0.002995115],"category_scores_gemma":[0.0001276373,0.0002516804,0.0004765461,0.0008590696,0.0006699233,0.0003166115,0.00001645787,0.0005175268,0.0001224538],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000001828417,"about_ca_system_score_gemma":0.0001100711,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0001575085,"about_ca_topic_score_gemma":0.0001016782,"domain_scores_codex":[0.9973962,0.000255804,0.000657771,0.0003748027,0.0004398736,0.0008755397],"domain_scores_gemma":[0.997641,0.001185294,0.0002424695,0.0002639418,0.0001876516,0.0004795995],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.000231574,0.0000705645,0.9852408,0.00006695043,0.000233094,0.00009773097,0.0002689439,0.001941451,0.0000116533,0.00001147884,0.005467164,0.006358633],"study_design_scores_gemma":[0.003587493,0.001928671,0.8488958,0.0001163782,0.0002064078,0.001091669,0.0007411283,0.01097902,0.0002350951,0.001711521,0.1302039,0.0003029358],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9863994,0.007967024,0.00003480341,0.0009657388,0.000146076,0.000285148,0.0003319457,0.00003201641,0.003837848],"genre_scores_gemma":[0.9954097,0.001327301,0.001924416,0.000607883,0.000245724,0.000003217017,0.0000840838,0.00001116243,0.0003865476],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1363449,"threshold_uncertainty_score":0.9999936,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01510382212159882,"score_gpt":0.2376342889927273,"score_spread":0.2225304668711285,"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."}}