{"id":"W2884727972","doi":"10.1016/j.jas.2018.06.005","title":"Dorset, Norse, or Thule? Technological transfers, marine mammal contamination, and AMS dating of spun yarn and textiles from the Eastern Canadian Arctic","year":2018,"lang":"en","type":"article","venue":"Journal of Archaeological Science","topic":"Archaeology and ancient environmental studies","field":"Earth and Planetary Sciences","cited_by":21,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Division of Arctic Sciences; Office of Polar Programs; National Science Foundation","keywords":"Arctic; Marine mammal; Archaeology; Indigenous; Radiocarbon dating; Geography; The arctic; Arctic fox; Prehistory; Beringia; Mammal; Fishery; Ecology; Oceanography; Geology; Biology","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":[0.0005375555,0.0003562846,0.0002495319,0.002097947,0.004140494,0.001879944,0.0005231849,0.000244247,0.001473965],"category_scores_gemma":[0.0008019277,0.0002092485,0.0001514726,0.003213874,0.001866291,0.0002563875,0.0006976866,0.0003104157,0.0002181563],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00317121,"about_ca_system_score_gemma":0.004411923,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.837454,"about_ca_topic_score_gemma":0.978444,"domain_scores_codex":[0.9995167,0.00002896982,0.00001684418,0.0001106143,0.0001948099,0.00013211],"domain_scores_gemma":[0.9994469,0.00006988063,0.00009636329,0.00004015059,0.0002885642,0.00005808566],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0003925082,0.00003335392,0.8165104,0.0001786306,0.0001196517,0.001521875,0.03329059,0.0002764593,0.06864338,0.00106607,0.0007915481,0.07717557],"study_design_scores_gemma":[0.000001777361,0.00002455026,0.9747875,0.00005640985,0.00002995985,0.0003356198,0.01171918,0.00008196111,0.004687789,0.00005329884,0.008209293,0.0000126564],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9938222,0.0005789264,0.0006131756,0.00004684599,0.00001089033,0.00001777478,0.0003805475,0.000005458405,0.004524072],"genre_scores_gemma":[0.988869,0.001379425,0.00387175,0.00009185618,0.000007876924,0.00002086092,0.0005452902,0.00002110867,0.005192815],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.162546,"threshold_uncertainty_score":0.3270066,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01440598627073282,"score_gpt":0.2085311955173334,"score_spread":0.1941252092466006,"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."}}