{"id":"W2102134348","doi":"10.1128/jvi.77.11.6359-6366.2003","title":"U.S. Human Immunodeficiency Virus Type 1 Epidemic: Date of Origin, Population History, and Characterization of Early Strains","year":2003,"lang":"en","type":"article","venue":"Journal of Virology","topic":"HIV Research and Treatment","field":"Immunology and Microbiology","cited_by":117,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Centers for Disease Control and Prevention; Fonds Wetenschappelijk Onderzoek","keywords":"Biology; Coalescent theory; Phylogenetic tree; Virology; Population; Demographic history; Most recent common ancestor; Phylogenetics; Virus; Demography; Genetics; Evolutionary biology; Genetic variation; Gene","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":[0.0003861864,0.0001537193,0.0001604661,0.0007343863,0.000393846,0.0002321412,0.0001367453,0.0001122475,0.0004381527],"category_scores_gemma":[0.0008901869,0.00009283221,0.000106064,0.0007964134,0.0001522682,0.0001690398,0.0001562668,0.0002027732,0.00009696253],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005146222,"about_ca_system_score_gemma":0.0004692746,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.05043287,"about_ca_topic_score_gemma":0.06747396,"domain_scores_codex":[0.9999231,0.00002320833,0.000005442231,0.00001642135,0.00001767877,0.00001408845],"domain_scores_gemma":[0.9996352,0.00009235604,0.00008567276,0.00001821294,0.0001176937,0.00005078781],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.000260511,0.00004005228,0.9686893,0.00002876391,0.00002200544,0.000117081,0.0004302812,0.001046839,0.00376112,0.0003275155,0.0004535513,0.02482299],"study_design_scores_gemma":[0.000008344178,0.00007905729,0.9950347,0.00001674022,0.000012938,0.0002704469,0.0002214839,0.002003775,0.001115233,0.0001240254,0.001108298,0.000005056389],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9982244,0.0003761131,0.0003982864,0.00002348101,0.000003508937,0.000008248366,0.0003650501,0.000004287104,0.0005966363],"genre_scores_gemma":[0.9970607,0.0003941623,0.001150751,0.00001951601,0.000005484309,0.000007172081,0.001189125,0.000002149971,0.0001709617],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.05043287,"threshold_uncertainty_score":0.1002786,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03476652719252321,"score_gpt":0.2968581010867317,"score_spread":0.2620915738942085,"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."}}