{"id":"W2328057613","doi":"10.5741/gems.45.4.236","title":"Ruby and Sapphire Production and Distribution: A Quarter Century of Change","year":2009,"lang":"en","type":"article","venue":"Gems & Gemology","topic":"Mineralogy and Gemology Studies","field":"Earth and Planetary Sciences","cited_by":36,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Ministry of Education, India","keywords":"Sapphire; Quarter (Canadian coin); Production (economics); Distribution (mathematics); Materials science; Optics; Geography; Archaeology; Mathematics; Economics; Physics","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001305549,0.00008742762,0.0001701408,0.00003557566,0.0001123973,0.000003929631,0.00003975018,0.00009606858,0.0001077796],"category_scores_gemma":[0.00003507971,0.00007062825,0.00001525101,0.00007164466,0.0002777865,0.00008600853,0.000008087723,0.0000823818,0.0000122028],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":8.505185e-7,"about_ca_system_score_gemma":0.000004856833,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002628416,"about_ca_topic_score_gemma":0.0005349393,"domain_scores_codex":[0.999383,0.0000563343,0.0001197797,0.0002149803,0.00004252649,0.000183349],"domain_scores_gemma":[0.9997661,0.00003156074,0.00004940274,0.0000893846,0.00002446132,0.00003906768],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001284302,0.00003327963,0.8529872,0.00002930953,0.00004600955,0.00002784047,0.001531898,0.000003532514,0.0001072755,0.001015043,0.006136662,0.1379535],"study_design_scores_gemma":[0.0001422123,0.0004070613,0.9902573,0.000005903636,0.00002136831,0.0002122335,0.0001421514,0.00002830329,0.00001351793,0.002765782,0.005928243,0.0000759496],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9835781,0.00794127,0.00001492307,0.007253796,0.0003665458,0.0001325648,0.00003875593,0.00001736707,0.0006566791],"genre_scores_gemma":[0.998571,0.0005613325,0.00007832835,0.0004518156,0.0001762184,0.000001297193,0.00006530809,7.20853e-7,0.00009392332],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1378775,"threshold_uncertainty_score":0.2880137,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02199359931010132,"score_gpt":0.2162240971219648,"score_spread":0.1942304978118635,"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."}}