{"id":"W4407606896","doi":"10.1016/j.jasrep.2025.105046","title":"Early Epigravettian backed pieces from layer O of Grotta della Cala (Southern Italy). A techno-typological and use-wear integrated approach","year":2025,"lang":"en","type":"article","venue":"Journal of Archaeological Science Reports","topic":"Pleistocene-Era Hominins and Archaeology","field":"Social Sciences","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"Simon Fraser University","funders":"Université Côte d’Azur; Centre National de la Recherche Scientifique; Soprintendenza Archeologia, Belle Arti e Paesaggio per le Province di Salerno e Avellino; Università degli Studi di Siena; National Geographic Society","keywords":"Layer (electronics); Geology; Archaeology; Geography; Materials science; Composite material","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":["sts"],"consensus_categories":[],"category_scores_codex":[0.003893301,0.0002180674,0.0006927362,0.0004198019,0.0004936932,0.00006719414,0.0007780719,0.000308244,0.00009424264],"category_scores_gemma":[0.003453939,0.0001396462,0.0001821321,0.001294381,0.01068203,0.0003623919,0.0005650513,0.0005913632,0.000001731857],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001046344,"about_ca_system_score_gemma":0.0007431114,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002003007,"about_ca_topic_score_gemma":0.001635734,"domain_scores_codex":[0.9964517,0.0003685251,0.001064386,0.0005511466,0.0009164347,0.0006477973],"domain_scores_gemma":[0.9974079,0.0005335662,0.0008761467,0.0002953919,0.0004991352,0.000387844],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00009519496,0.0001671217,0.9756287,0.000005815635,0.00003428991,0.0005271233,0.005205601,0.00002045444,0.006820731,0.007864309,0.00003847259,0.003592191],"study_design_scores_gemma":[0.0003840745,0.0005547249,0.9410679,0.000106054,0.00005379046,0.0003601813,0.006974869,0.0001375523,0.001514252,0.04579109,0.002785309,0.0002701416],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9930898,0.0003975268,0.002193685,0.002045284,0.0002694021,0.0002509552,0.00001063537,0.00003339601,0.001709326],"genre_scores_gemma":[0.9812918,0.0002501777,0.01798079,0.0001424382,0.00008755811,0.000004819697,0.000001693518,0.0000055601,0.0002351424],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.03792678,"threshold_uncertainty_score":0.9920104,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02998295231050074,"score_gpt":0.298877609625112,"score_spread":0.2688946573146112,"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."}}