{"id":"W2890871792","doi":"10.1086/ahr.114.1.162","title":":The Shady Side of Fifty: Age and Old Age in Late Victorian Canada and the United States","year":2009,"lang":"en","type":"article","venue":"The American Historical Review","topic":"Architecture, Design, and Social History","field":"Arts and Humanities","cited_by":6,"is_retracted":false,"has_abstract":false,"ca_institutions":"","funders":"","keywords":"History; Demography; Political science; Ancient history; Sociology","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":[0.0005314094,0.000139493,0.0004855696,0.00002943836,0.0004743354,0.00002002474,0.0002337533,0.00001130551,0.00001689568],"category_scores_gemma":[0.0001706804,0.00006665962,0.00006010033,0.0001435468,0.001115128,0.00002109996,0.00002903967,0.000224808,0.00000112787],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003019296,"about_ca_system_score_gemma":0.00007374777,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.6198298,"about_ca_topic_score_gemma":0.5893532,"domain_scores_codex":[0.9987159,0.0004256191,0.0003202691,0.0001380175,0.0002018004,0.0001983699],"domain_scores_gemma":[0.998648,0.0007711368,0.0002318814,0.0002503398,0.00003430163,0.00006428807],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"not_applicable","study_design_scores_codex":[0.0005035449,0.000118696,0.000151283,0.0007178991,0.0001753752,0.0002212889,0.2398004,0.00001710287,0.00001905171,0.301229,0.1828357,0.2742107],"study_design_scores_gemma":[0.0001425674,0.00006434226,0.0005440624,0.0001155458,0.00005219654,8.468534e-7,0.0002361332,0.000008148998,1.198169e-7,0.003913771,0.9948277,0.00009450795],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"review","genre_gemma":"empirical","genre_scores_codex":[0.1720467,0.7619593,0.00001654007,0.03351589,0.0009083145,0.001830232,0.00004041804,0.00007822496,0.0296044],"genre_scores_gemma":[0.6921263,0.2769296,0.00001594798,0.01860357,0.0003425671,0.000036289,0.00001257221,0.00002803086,0.01190509],"genre_candidate":"review","genre_consensus":null,"teacher_disagreement_score":0.8119921,"threshold_uncertainty_score":0.41814,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01841700257841735,"score_gpt":0.2246655138040602,"score_spread":0.2062485112256428,"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."}}