{"id":"W2497223988","doi":"10.1017/cbo9780511486906.013","title":"What can we learn about the earliest human language by comparing languages known today?","year":2008,"lang":"en","type":"book-chapter","venue":"Cambridge University Press eBooks","topic":"Linguistics and language evolution","field":"Arts and Humanities","cited_by":3,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia","funders":"","keywords":"Linguistics; Cognitive science; Computer science; History; Psychology; Philosophy","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":[0.003933703,0.0008494767,0.001047106,0.003735723,0.001827319,0.006219079,0.002498014,0.00195532,0.008512179],"category_scores_gemma":[0.0104779,0.0005149326,0.0006179311,0.002958316,0.02214386,0.03708473,0.002134209,0.003682195,0.003313041],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001512075,"about_ca_system_score_gemma":0.001274547,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002974157,"about_ca_topic_score_gemma":0.004176138,"domain_scores_codex":[0.9988651,0.0004907497,0.00005337374,0.0002428178,0.0002697527,0.00007829958],"domain_scores_gemma":[0.9969051,0.001990536,0.0001795175,0.0005058994,0.0002990314,0.0001198673],"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":[0.00006531236,0.00003702886,0.002526199,0.001101248,0.00009577179,0.0001924652,0.01053828,0.00045728,0.0007448824,0.7172724,0.03245946,0.2345097],"study_design_scores_gemma":[0.000006852442,0.00002796288,0.002189106,0.0004940183,0.00001963978,0.0003363997,0.002910146,0.000223923,0.0004989743,0.7932999,0.1999604,0.0000327351],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"other","genre_gemma":"review","genre_scores_codex":[0.03211236,0.2996647,0.09454299,0.1454823,0.006466116,0.00004693688,0.001135842,0.0006917809,0.419857],"genre_scores_gemma":[0.460303,0.2981538,0.1341755,0.02662761,0.01070648,0.0002124925,0.002739093,0.0009019452,0.06618002],"genre_candidate":"review","genre_consensus":null,"teacher_disagreement_score":0.008512179,"threshold_uncertainty_score":0.02847606,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0289291234560268,"score_gpt":0.2135610188124001,"score_spread":0.1846318953563733,"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."}}