{"id":"W2504731265","doi":"10.1057/9780230282162_4","title":"Portolans and the Late Medieval Transition","year":2010,"lang":"en","type":"book-chapter","venue":"Palgrave Macmillan UK eBooks","topic":"Maritime and Coastal Archaeology","field":"Arts and Humanities","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia","funders":"","keywords":"Transition (genetics); History; Ancient history; Mediterranean climate; Classics; Art; Geography; Literature; Archaeology","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":["insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.000219649,0.0003666811,0.0004653021,0.0001020063,0.0003849841,0.00007369262,0.000202122,0.0002364979,0.005694912],"category_scores_gemma":[0.000006010991,0.0002408359,0.0002054801,0.000001883086,0.002477566,6.670643e-7,0.0001335324,0.0006240707,0.0001173261],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000006834135,"about_ca_system_score_gemma":0.00003131957,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003919183,"about_ca_topic_score_gemma":0.008532966,"domain_scores_codex":[0.9988352,0.00003669376,0.0003334614,0.0002858607,0.0002287372,0.0002800342],"domain_scores_gemma":[0.9992211,0.0001283991,0.0001447329,0.0003251693,0.00008472118,0.00009589901],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.0001240385,1.563191e-7,8.95496e-7,0.00003886019,0.0001019245,0.00003934433,0.01874867,2.129925e-8,0.00001990478,0.9710816,0.00001254859,0.009832103],"study_design_scores_gemma":[0.0007049085,0.0000673959,0.000005374579,0.00004313878,0.0001549727,0.00004846794,0.0001903481,0.00001085822,0.00001783728,0.9189973,0.07946664,0.0002927106],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.0004216783,0.0004756545,0.00001271905,0.0007730799,0.000509558,0.0004074872,0.0001876372,0.00006972898,0.9971424],"genre_scores_gemma":[0.8764994,0.0001547349,0.00001775153,0.0009443777,0.001039653,0.00002411035,0.0001039717,0.00005435409,0.1211617],"genre_candidate":"other","genre_consensus":null,"teacher_disagreement_score":0.8760777,"threshold_uncertainty_score":0.995214,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01361104147795306,"score_gpt":0.1929280579714784,"score_spread":0.1793170164935253,"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."}}