{"id":"W2089831386","doi":"10.1073/pnas.1106759108","title":"Timing of the appearance of habitual fire use","year":2011,"lang":"en","type":"letter","venue":"Proceedings of the National Academy of Sciences","topic":"Pleistocene-Era Hominins and Archaeology","field":"Social Sciences","cited_by":85,"is_retracted":false,"has_abstract":true,"ca_institutions":"Simon Fraser University","funders":"","keywords":"Biology; Computer science","routes":{"ca_aff":true,"ca_fund":false,"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":["sts"],"consensus_categories":[],"category_scores_codex":[0.00181441,0.0001389652,0.0003523213,0.0001402939,0.0004038814,0.00001258372,0.00255214,0.0003900345,0.00003030789],"category_scores_gemma":[0.001467397,0.00008415291,0.0002104953,0.0007913196,0.008531563,0.0003999225,0.0003775303,0.0005998509,6.33282e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0000354856,"about_ca_system_score_gemma":0.0002172055,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000116481,"about_ca_topic_score_gemma":0.000006849784,"domain_scores_codex":[0.9969805,0.00004053078,0.0005325077,0.0002840255,0.001888601,0.0002737823],"domain_scores_gemma":[0.9975974,0.0003186367,0.001561498,0.00002044652,0.0004775065,0.00002449456],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"not_applicable","study_design_gemma":"observational","study_design_scores_codex":[0.00007151237,0.0002123676,0.2613303,0.001266339,0.00018988,1.154993e-7,0.02945254,0.00005221394,0.03212886,0.2290795,0.4445558,0.00166055],"study_design_scores_gemma":[0.0006296538,0.0002367844,0.5622433,0.003155344,0.0001677889,0.00001433787,0.002483705,0.0003362489,0.1266413,0.1866464,0.1166436,0.0008015005],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.7898722,0.0002324298,3.538683e-7,0.1978142,0.0001302027,0.0003515588,0.00007341195,0.000008630781,0.011517],"genre_scores_gemma":[0.9847918,0.00008389408,0.000629562,0.01303269,0.0004130423,0.000007640955,1.53298e-7,0.000006353774,0.001034848],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3279122,"threshold_uncertainty_score":0.9941667,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.09627048711580136,"score_gpt":0.3203478348023193,"score_spread":0.2240773476865179,"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."}}