{"id":"W2966676239","doi":"10.1007/s00334-019-00743-4","title":"Late Pleistocene vegetation and sedimentary charcoal at Kilgii Gwaay archaeological site in coastal British Columbia, Canada, with possible proxy evidence for human presence by 13,000 cal bp","year":2019,"lang":"en","type":"article","venue":"Vegetation History and Archaeobotany","topic":"Geology and Paleoclimatology Research","field":"Earth and Planetary Sciences","cited_by":12,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Victoria; Simon Fraser University","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Radiocarbon dating; Charcoal; Holocene; Pleistocene; Macrofossil; Archaeology; Geology; Cave; Tundra; Geography; Oceanography; Arctic","routes":{"ca_aff":true,"ca_fund":true,"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":[],"consensus_categories":[],"category_scores_codex":[0.000431083,0.0001480838,0.0002757886,0.00006510361,0.000346909,0.00002521184,0.0001331365,0.0001166173,0.0003215393],"category_scores_gemma":[0.00004379071,0.0001741039,0.0000222745,0.00009576267,0.0008332667,0.0003176642,0.00004643499,0.0002668842,0.000009148553],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00003306297,"about_ca_system_score_gemma":0.0002145564,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.507268,"about_ca_topic_score_gemma":0.993676,"domain_scores_codex":[0.9981958,0.0002215965,0.0002699625,0.0005671043,0.0002845338,0.0004610568],"domain_scores_gemma":[0.9989877,0.0005235692,0.0001076756,0.0001296436,0.00006039538,0.0001910367],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002669818,0.00001920312,0.9969699,0.0002192517,0.00001335098,0.000078184,0.0009785135,0.0003061431,0.0002099741,0.000009838939,0.0003196385,0.0006090314],"study_design_scores_gemma":[0.00105741,0.0006928999,0.9911868,0.0001585095,0.0000134471,0.0001411916,0.00005447094,0.00517535,0.00002165572,0.000245297,0.001029133,0.0002238156],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9911528,0.00728833,0.00002546914,0.000305685,0.0001506184,0.0008114092,0.00008226885,0.00001940643,0.0001640296],"genre_scores_gemma":[0.9960466,0.0001479579,0.0002746324,0.0003271969,0.00002601425,0.00003513507,0.0002613129,0.000006164961,0.002874979],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.4864081,"threshold_uncertainty_score":0.7099751,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01558710979199822,"score_gpt":0.2197582052390067,"score_spread":0.2041710954470085,"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."}}