{"id":"W2153830085","doi":"10.1371/journal.pone.0048769","title":"High Precision U/Th Dating of First Polynesian Settlement","year":2012,"lang":"en","type":"article","venue":"PLoS ONE","topic":"Pacific and Southeast Asian Studies","field":"Social Sciences","cited_by":149,"is_retracted":false,"has_abstract":true,"ca_institutions":"Simon Fraser University","funders":"Social Sciences and Humanities Research Council of Canada","keywords":"Radiocarbon dating; Coral; Chronology; Archaeology; Paleontology; Acropora; Settlement (finance); Geography; Geology; Panicum miliaceum; Taphonomy; Anthozoa; Biology; Oceanography","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0004958167,0.00005823337,0.000156788,0.00003005958,0.0003251554,0.00001006434,0.0001049276,0.00003562283,0.0003414394],"category_scores_gemma":[0.0001796573,0.00005191163,0.00002760863,0.0001205677,0.0001052408,0.0001169292,0.00004933638,0.00004600532,0.00006943937],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00003254086,"about_ca_system_score_gemma":0.00001654879,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002758254,"about_ca_topic_score_gemma":0.0001290453,"domain_scores_codex":[0.9990155,0.00006706066,0.0001501588,0.00008603577,0.0004226405,0.0002586178],"domain_scores_gemma":[0.9995916,0.00008133378,0.00008068283,0.0001175103,0.00004591639,0.00008290973],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"qualitative","study_design_scores_codex":[0.00002880006,0.001922493,0.8018929,0.00009708749,0.0002763677,6.83014e-7,0.1653848,5.907593e-7,0.0009917509,0.02247603,0.002137544,0.004790957],"study_design_scores_gemma":[0.002092822,0.0003751348,0.434521,0.00175074,0.0007437661,5.691328e-7,0.4923921,0.00006168721,0.02254166,0.003608312,0.04053995,0.001372289],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8418435,0.000440052,0.0001140884,0.001548073,0.0001677096,0.0002575079,0.0000576427,0.00005613295,0.1555153],"genre_scores_gemma":[0.9958171,0.00004713215,0.00245315,0.0000141183,0.000344488,0.000009310862,0.000004206083,0.000005443584,0.001305056],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3673719,"threshold_uncertainty_score":0.3738522,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.06971626019017767,"score_gpt":0.2809194140500091,"score_spread":0.2112031538598314,"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."}}