{"id":"W7128433449","doi":"10.1017/s0956536125000094","title":"Granite Value Among the Ancient Maya of Alabama, Belize","year":2025,"lang":"en","type":"article","venue":"Ancient Mesoamerica","topic":"Archaeology and ancient environmental studies","field":"Earth and Planetary Sciences","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Athabasca University","funders":"Social Sciences and Humanities Research Council of Canada; Athabasca University","keywords":"Maya; Petrography; Resource (disambiguation); Period (music); Ancient city","routes":{"ca_aff":true,"ca_fund":true,"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":[0.0004396595,0.0001557419,0.0001719271,0.001164748,0.002530158,0.001061116,0.0004706056,0.000189004,0.002128645],"category_scores_gemma":[0.0006192299,0.0001465437,0.00006684523,0.0011883,0.001967764,0.0004483083,0.001103583,0.0002910824,0.00008096903],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.003069102,"about_ca_system_score_gemma":0.001247976,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.1599632,"about_ca_topic_score_gemma":0.5511386,"domain_scores_codex":[0.9998155,0.00005281621,0.000004910687,0.00004464829,0.00002492355,0.00005727615],"domain_scores_gemma":[0.9997928,0.00005972585,0.00004880739,0.00001503043,0.00004063607,0.00004301268],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0005065657,0.0001557652,0.7423223,0.0002105091,0.00009825733,0.002721635,0.1637869,0.00051517,0.01267664,0.009070755,0.0008663256,0.06706928],"study_design_scores_gemma":[0.000005892369,0.00009976638,0.8964589,0.00005926429,0.00003021755,0.0005834962,0.08869087,0.000194507,0.000487342,0.0003768071,0.01299993,0.00001304207],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9971552,0.0002497317,0.00006592847,0.0001057221,0.000002509323,0.000005321196,0.00003444157,0.000002575519,0.002378537],"genre_scores_gemma":[0.9992591,0.00009852934,0.0001074982,0.00001669708,0.000001381577,0.000002056877,0.00001879413,8.685802e-7,0.0004951257],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1599632,"threshold_uncertainty_score":0.3180642,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005579613502546399,"score_gpt":0.1981082139174468,"score_spread":0.1925286004149004,"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."}}