{"id":"W4411285027","doi":"10.1017/s0956536125000082","title":"Palygorskite from Sacalum, Yucatán in Maya Blue From the Eastern Maya Lowlands: New Evidence From Buenavista Del Cayo, Belize and La-ICP-MS Analysis","year":2025,"lang":"en","type":"article","venue":"Ancient Mesoamerica","topic":"Mineralogy and Gemology Studies","field":"Earth and Planetary Sciences","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Lakeshore General Hospital","funders":"San Diego State University; National Geographic Society; Smithsonian Institution; National Science Foundation","keywords":"Maya; Palygorskite; Yucatan peninsula; Archaeology; Geology; Geography; Geochemistry; Ecology; Biology; Clay minerals","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003173042,0.0004631439,0.0004398712,0.003741584,0.002065421,0.0009831131,0.0007370903,0.0004578697,0.001044955],"category_scores_gemma":[0.0002399038,0.0004171788,0.0003321233,0.002222271,0.001852288,0.0004552558,0.0007436437,0.000342237,0.0002311569],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002239211,"about_ca_system_score_gemma":0.001121017,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.2576271,"about_ca_topic_score_gemma":0.5981674,"domain_scores_codex":[0.9997309,0.0000188201,0.00001178221,0.00008398241,0.00008376428,0.00007073875],"domain_scores_gemma":[0.9997378,0.00002632831,0.00005664734,0.00001259646,0.0001345886,0.0000320871],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002752575,0.0002067225,0.8772138,0.0003127851,0.0001731533,0.005934534,0.03351584,0.0001928855,0.05840982,0.0005312085,0.0006315631,0.02260231],"study_design_scores_gemma":[0.00000518889,0.00003606523,0.9892243,0.00002639706,0.00003300369,0.0005149335,0.006723045,0.00009699584,0.000612942,0.00004155308,0.002679153,0.000006414094],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9971547,0.0003039701,0.000181069,0.00004868492,0.000009577398,0.00002307853,0.0002287849,0.000008038548,0.002042014],"genre_scores_gemma":[0.9979854,0.0001816126,0.0005008727,0.00006792873,0.000008683956,0.00001383325,0.0003913264,0.000006678793,0.0008437836],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2576271,"threshold_uncertainty_score":0.512255,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01543012929641008,"score_gpt":0.2446324013437722,"score_spread":0.2292022720473622,"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."}}