{"id":"W3142398762","doi":"","title":"Use-wear evidence confirms the earliest hafted chipped-stone adzes of Upper Palaeolithic in northern China","year":2010,"lang":"en","type":"article","venue":"科学通报(英文版)","topic":"Pleistocene-Era Hominins and Archaeology","field":"Social Sciences","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Royal Ontario Museum; Royal Ottawa Mental Health Centre","funders":"","keywords":"Stone tool; Prehistory; China; Archaeology; Woodworking; Geography; Geology","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003026302,0.0002110969,0.000192816,0.001801106,0.0006656973,0.0003995042,0.0002409521,0.0001580013,0.001078002],"category_scores_gemma":[0.0005608395,0.0001860094,0.0001563685,0.001743585,0.001357924,0.0003231046,0.0005982082,0.0001265046,0.00009470542],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005149007,"about_ca_system_score_gemma":0.000401813,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.02073558,"about_ca_topic_score_gemma":0.1019438,"domain_scores_codex":[0.9998223,0.00002121974,0.00001878929,0.0000480589,0.00004716042,0.00004236405],"domain_scores_gemma":[0.9997515,0.00004351002,0.00007422177,0.00004048825,0.00006126646,0.00002903951],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001185307,0.00001570301,0.907568,0.000166785,0.00004331984,0.0009321542,0.02041236,0.0001767426,0.0315685,0.0005474461,0.00009365861,0.03835684],"study_design_scores_gemma":[5.586498e-7,0.00001439365,0.9971795,0.000004685437,0.000005479284,0.0002288462,0.001375967,0.0000453104,0.0005981661,0.00003438287,0.0005097474,0.000002916444],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9993085,0.0000784034,0.00008128829,0.000003839767,5.7061e-7,0.000001810544,0.0000184206,0.000001491849,0.0005057088],"genre_scores_gemma":[0.9994318,0.00007324645,0.0001345535,0.000001996102,8.528633e-7,0.00000180639,0.00002766759,0.00000101191,0.0003270494],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02073558,"threshold_uncertainty_score":0.04122978,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0311887884139937,"score_gpt":0.3029153713599835,"score_spread":0.2717265829459898,"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."}}