{"id":"W4235779756","doi":"10.21203/rs.3.rs-21315/v1","title":"Combining chain link sampling with a community-based participatory action study of people who smoke drugs in two cities in British Columbia, Canada","year":2020,"lang":"en","type":"preprint","venue":"Research Square","topic":"HIV, Drug Use, Sexual Risk","field":"Medicine","cited_by":3,"is_retracted":false,"has_abstract":false,"ca_institutions":"BC Centre for Disease Control; University of British Columbia; University of Ottawa","funders":"","keywords":"Citizen journalism; Geography; Participatory action research; Chain (unit); Sampling (signal processing); Environmental planning; Regional science; Socioeconomics; Political science; Sociology; Anthropology; Computer science; Telecommunications","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"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":[0.01296652,0.0008373927,0.001264679,0.002723029,0.01439759,0.0026744,0.002678926,0.00237081,0.003038092],"category_scores_gemma":[0.01640224,0.0008998571,0.0006468897,0.004829646,0.003397227,0.001004293,0.004448213,0.001942932,0.000463966],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.03655994,"about_ca_system_score_gemma":0.06027919,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9654618,"about_ca_topic_score_gemma":0.9813228,"domain_scores_codex":[0.9865592,0.007883381,0.0003837893,0.001392703,0.00145173,0.002329262],"domain_scores_gemma":[0.983888,0.006932954,0.0009296914,0.0008957341,0.006065836,0.001287857],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.003452557,0.008111242,0.4371986,0.001841612,0.0005379518,0.002353654,0.4045153,0.00390371,0.00719957,0.004104678,0.008407473,0.1183736],"study_design_scores_gemma":[0.001451909,0.003539745,0.5248697,0.0007992106,0.000624093,0.0002456644,0.4297727,0.00970132,0.003208176,0.003885757,0.02162878,0.0002728141],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9785702,0.0003484425,0.006628785,0.0006851305,0.00004640449,0.008044926,0.0007580406,0.00003437529,0.00488369],"genre_scores_gemma":[0.9689792,0.0003153812,0.01439578,0.0009568306,0.00002759518,0.009296908,0.0006279828,0.00002201263,0.005378334],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.03655994,"threshold_uncertainty_score":0.2652622,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.2480902422021016,"score_gpt":0.4540071015667533,"score_spread":0.2059168593646517,"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."}}