{"id":"W342848614","doi":"10.2166/wqrj.2009.028","title":"Perfluorinated Alkyl Acid Concentrations in Canadian Rivers and Creeks","year":2009,"lang":"en","type":"article","venue":"Water Quality Research Journal","topic":"Per- and polyfluoroalkyl substances research","field":"Environmental Science","cited_by":37,"is_retracted":false,"has_abstract":true,"ca_institutions":"Environment and Climate Change Canada","funders":"Manitoba Hydro","keywords":"Perfluorooctanoic acid; Perfluorooctane; Environmental chemistry; Alkyl; Sulfonate; Population; Environmental science; Chemistry; Environmental health; Organic chemistry; Medicine","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.004696572,0.0001152949,0.0001531709,0.0002306341,0.000726616,0.000285056,0.0004029679,0.00009523534,0.00422042],"category_scores_gemma":[0.0001484906,0.00008611517,0.00004727964,0.0003732358,0.0004865258,0.0005216848,0.00008599109,0.001080712,0.0003666819],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0009393481,"about_ca_system_score_gemma":0.0001710833,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.1512155,"about_ca_topic_score_gemma":0.2598085,"domain_scores_codex":[0.9961072,0.0008819914,0.0003061253,0.000276572,0.0009848042,0.00144333],"domain_scores_gemma":[0.9985691,0.00005708875,0.00002139526,0.0001973803,0.00005732383,0.001097666],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001456242,0.0001345251,0.6221967,0.000007971989,0.00001769586,0.0004448126,0.007819674,0.00008976881,0.2271757,0.0005929475,0.005670588,0.1357039],"study_design_scores_gemma":[0.001096283,0.000301683,0.8825378,0.00002688278,0.000002631688,0.0001234142,0.0009460018,0.0004095183,0.02337667,0.005635219,0.08525943,0.000284451],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9762369,0.0009020666,0.000008944512,0.00732222,0.00004162123,0.0001757665,0.00001201339,0.000008203568,0.01529225],"genre_scores_gemma":[0.9978533,0.0005261175,0.0001285697,0.0001927103,0.00005891172,0.000004489164,0.000007692832,0.000006098828,0.001222153],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2603411,"threshold_uncertainty_score":0.9966899,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.08131568810208038,"score_gpt":0.392376522060173,"score_spread":0.3110608339580926,"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."}}