{"id":"W2613653867","doi":"10.1111/bor.12258","title":"Untangling natural and anthropogenic multi‐element signatures in archaeological soils at the Ikirahak site, Arctic Canada","year":2017,"lang":"en","type":"article","venue":"Boreas","topic":"Heavy metals in environment","field":"Environmental Science","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Calgary","funders":"Social Sciences and Humanities Research Council of Canada; University of Calgary","keywords":"Soil water; Trace element; Archaeology; Natural (archaeology); Geology; Hearth; Arctic; Environmental chemistry; Vegetation (pathology); Earth science; Mineralogy; Geochemistry; Soil science; Chemistry; Oceanography; Geography","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":true,"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":[0.0002677104,0.0003213207,0.0003099284,0.001760085,0.00353017,0.001436034,0.0007523825,0.0002574592,0.0008124394],"category_scores_gemma":[0.0004634018,0.0003438035,0.0002336428,0.002583101,0.001214868,0.0002610945,0.0007248949,0.0003069613,0.0001262385],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.008676437,"about_ca_system_score_gemma":0.01262276,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.975795,"about_ca_topic_score_gemma":0.9946998,"domain_scores_codex":[0.9996192,0.00001513994,0.00001398399,0.00008231901,0.000131759,0.0001375441],"domain_scores_gemma":[0.9995905,0.00003260693,0.00005346239,0.00001417366,0.0002245544,0.00008474534],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002319341,0.00005197515,0.9315332,0.0001518398,0.0001097826,0.0006912923,0.01072453,0.0005743449,0.02859711,0.0003043713,0.0004428251,0.02658677],"study_design_scores_gemma":[0.000003149675,0.00001426579,0.9907031,0.00002407835,0.00002388562,0.00009878782,0.006717936,0.0003378553,0.0009416072,0.00002479425,0.001096335,0.00001423744],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9973718,0.0002148491,0.0001349125,0.00003664418,0.000002677602,0.00001632725,0.0005424112,0.000006591818,0.001673723],"genre_scores_gemma":[0.9973271,0.0002500119,0.0006489198,0.00003092794,0.000002124844,0.00001057776,0.0005107388,0.000006876136,0.001212634],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02420503,"threshold_uncertainty_score":0.06295228,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01344958718486513,"score_gpt":0.2515571808377686,"score_spread":0.2381075936529035,"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."}}