{"id":"W7111691001","doi":"","title":"Systematic production of naturally backed \"knives\" from 290 to 110 thousand years ago: evidence from southeast Serbia","year":2025,"lang":"en","type":"article","venue":"Faculty of Philosophy (University of Belgrade)","topic":"Pleistocene-Era Hominins and Archaeology","field":"Social Sciences","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Position (finance); Archaeological record; Production (economics); Neanderthal; Phenomenon; Cave","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":[0.0005617905,0.0004174722,0.0004080567,0.003329661,0.0008759758,0.001330418,0.000552752,0.0003328615,0.001218252],"category_scores_gemma":[0.0008625626,0.0004166851,0.0003065013,0.002387924,0.001438415,0.0004152754,0.001196638,0.000352341,0.0002985015],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005118152,"about_ca_system_score_gemma":0.0005042009,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.03191946,"about_ca_topic_score_gemma":0.09714527,"domain_scores_codex":[0.9997231,0.00004203553,0.00003170646,0.00009541633,0.00005025259,0.00005744639],"domain_scores_gemma":[0.9993634,0.0001243846,0.0002548899,0.00007190349,0.0001291652,0.0000563294],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002975598,0.00006892845,0.905303,0.0005295313,0.0002728959,0.003658698,0.0372991,0.0001694496,0.01627006,0.0004752404,0.0003048105,0.03535074],"study_design_scores_gemma":[0.000001293047,0.00002647476,0.9947501,0.0000938987,0.00001885543,0.0006603235,0.003249418,0.00002402039,0.0002831444,0.00001631774,0.0008716416,0.000004549112],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9971142,0.001414687,0.0001337347,0.000008556764,0.0000061395,0.000005928613,0.000208628,0.000003845084,0.001104281],"genre_scores_gemma":[0.9982274,0.0008189937,0.0002149027,0.000008599836,0.000003480402,0.000006867435,0.0003572807,0.000006486597,0.0003560761],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.03191946,"threshold_uncertainty_score":0.06346732,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02872923000489955,"score_gpt":0.2734137240061459,"score_spread":0.2446844940012464,"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."}}