{"id":"W207992772","doi":"","title":"Practical Preservation in Philadelphia: The Octavia Hill Association 1896-1912","year":2011,"lang":"en","type":"article","venue":"Scholarly Commons (University of Pennsylvania)","topic":"American Environmental and Regional History","field":"Environmental Science","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Immigration; History; Quarter (Canadian coin); Population; Gerontology; Art history; Library science; Sociology; Medicine; Demography; Archaeology","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0004851071,0.0002653702,0.0001111428,0.0006635525,0.005591738,0.002966444,0.0003027981,0.0008563811,0.03801154],"category_scores_gemma":[0.001107398,0.000273157,0.00007690072,0.001033845,0.002186421,0.001444512,0.002335472,0.001382253,0.005843107],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.003876183,"about_ca_system_score_gemma":0.001986771,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.02479392,"about_ca_topic_score_gemma":0.1258797,"domain_scores_codex":[0.9996331,0.0001099322,0.00001397736,0.00006262545,0.00007106137,0.000109358],"domain_scores_gemma":[0.9996452,0.00008397169,0.00005147891,0.00002389562,0.00007711806,0.0001183324],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"not_applicable","study_design_gemma":"qualitative","study_design_scores_codex":[0.00006013434,0.00002961038,0.004487006,0.0001279758,0.000006781715,0.0007195793,0.0426111,0.0001020569,0.0003760856,0.1057261,0.7370809,0.1086726],"study_design_scores_gemma":[6.92591e-7,0.000004257189,0.001326293,0.00002741758,5.973213e-7,0.00004490105,0.001590907,0.000003715712,0.00002479511,0.0002805481,0.9966943,0.00000139354],"study_design_candidate":"qualitative","study_design_consensus":null,"genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.06478284,0.03601221,0.0006603441,0.02985798,0.002814262,0.00005881165,0.001043786,0.00008428807,0.8646856],"genre_scores_gemma":[0.3024604,0.01257764,0.0004938668,0.003214272,0.001006986,0.00005762212,0.0003078028,0.00007804113,0.6798034],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.03801154,"threshold_uncertainty_score":0.1271612,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03941530129231768,"score_gpt":0.2092972401199818,"score_spread":0.1698819388276641,"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."}}