{"id":"W4411921779","doi":"10.1007/s10761-025-00796-4","title":"Spanish Signatures? XRF Analysis of Iron Artifacts in the American Southeast","year":2025,"lang":"en","type":"article","venue":"International Journal of Historical Archaeology","topic":"Metallurgy and Cultural Artifacts","field":"Social Sciences","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"Université Laval","funders":"National Geographic Society; Wenner-Gren Foundation","keywords":"History; 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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.000887899,0.00006698346,0.0003159426,0.0005063705,0.00005888179,0.000008899658,0.0007491243,0.00004705684,0.0002512188],"category_scores_gemma":[0.0007026239,0.00004388244,0.0002295283,0.0008267306,0.0004890522,0.00008523243,0.00005528704,0.0002796568,0.000007692479],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003217204,"about_ca_system_score_gemma":0.000121778,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002180706,"about_ca_topic_score_gemma":0.006258943,"domain_scores_codex":[0.9982597,0.0004799849,0.0004611668,0.00009891391,0.0005449946,0.0001552359],"domain_scores_gemma":[0.9986303,0.0004674933,0.0004636836,0.0000779677,0.0003101681,0.00005039246],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"observational","study_design_scores_codex":[0.00176389,0.001286723,0.1584489,0.00001293613,0.003214122,0.0006767565,0.1078354,0.003814217,0.003565429,0.5751204,0.002811918,0.1414493],"study_design_scores_gemma":[0.0007649738,0.0003871539,0.5281854,0.00004926827,0.0006896085,0.0000250543,0.009481275,0.0002775091,0.0001435434,0.05389533,0.4058635,0.0002374062],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.960788,0.0002001375,0.0009255186,0.03047547,0.0009083002,0.00004930483,9.778464e-7,0.000004228527,0.006648033],"genre_scores_gemma":[0.998239,0.00009764689,0.0002704237,0.000702415,0.0001363687,0.000001448663,0.00000164201,0.000001612221,0.0005494682],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.521225,"threshold_uncertainty_score":0.3492637,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01856144124788055,"score_gpt":0.3253770140203005,"score_spread":0.3068155727724199,"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."}}