{"id":"W2088030123","doi":"10.1130/g30276a.1","title":"Lake-sediment geochemistry reveals 1400 years of evolving extractive metallurgy at Cerro de Pasco, Peruvian Andes","year":2009,"lang":"en","type":"article","venue":"Geology","topic":"Archaeology and ancient environmental studies","field":"Earth and Planetary Sciences","cited_by":41,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Alberta","funders":"","keywords":"Citation; Icon; Geology; Archaeology; Library science; Geography; Computer science","routes":{"ca_aff":true,"ca_fund":false,"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":[0.0002241643,0.0002257383,0.0003247205,0.001594421,0.001123672,0.0008132337,0.0003208658,0.0006153584,0.004016915],"category_scores_gemma":[0.0005635429,0.0001846602,0.0002323213,0.001784785,0.0004608028,0.0004844211,0.001216374,0.0003352175,0.0009160479],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007006794,"about_ca_system_score_gemma":0.0003391594,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0252034,"about_ca_topic_score_gemma":0.0824617,"domain_scores_codex":[0.9998479,0.0000111943,0.000007648991,0.00003873233,0.00006069827,0.000033905],"domain_scores_gemma":[0.9997596,0.00001609643,0.00006858238,0.0000181951,0.0001119247,0.00002567271],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0006968129,0.0000735409,0.8493893,0.0003168365,0.0003042122,0.003094023,0.003713406,0.0004936839,0.07616196,0.0004889813,0.006759065,0.0585081],"study_design_scores_gemma":[0.000005217119,0.0000361077,0.9901143,0.00001047504,0.00001846321,0.0001866596,0.0004245936,0.00007495473,0.001029326,0.00004938567,0.008045027,0.000005654037],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9823483,0.001040478,0.0003091495,0.0005488566,0.00002337054,0.00001934083,0.002123049,0.0001023136,0.01348507],"genre_scores_gemma":[0.9913912,0.000797675,0.0005911666,0.0001164503,0.00003875662,0.00001366953,0.001858035,0.00004635827,0.005146635],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0252034,"threshold_uncertainty_score":0.05011344,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008041511938393042,"score_gpt":0.2030796317874513,"score_spread":0.1950381198490582,"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."}}