{"id":"W1973109152","doi":"10.1021/es034599p","title":"Observations on Historical, Contemporary, and Natural PCDD/Fs","year":2003,"lang":"en","type":"article","venue":"Environmental Science & Technology","topic":"Toxic Organic Pollutants Impact","field":"Environmental Science","cited_by":38,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Peat; Soil water; Bog; Environmental chemistry; Environmental science; Hydrology (agriculture); Chemistry; Soil science; Geology; Geography; 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":[0.0001618728,0.0001330696,0.0000922995,0.0009800452,0.0003080404,0.0002400045,0.0001342246,0.0001091095,0.0006032268],"category_scores_gemma":[0.0002769389,0.00007776566,0.00006720386,0.0008840443,0.0003496499,0.0001298096,0.0002098091,0.0001152313,0.0001430831],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003905551,"about_ca_system_score_gemma":0.0001374154,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01062402,"about_ca_topic_score_gemma":0.03965818,"domain_scores_codex":[0.9999068,0.000009684917,0.000006687301,0.00002702147,0.00003096904,0.00001889804],"domain_scores_gemma":[0.9997148,0.00003642007,0.0001079942,0.00002164981,0.00009246272,0.00002670607],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00006990794,0.00001329071,0.9684881,0.0000382463,0.00002359532,0.0003234237,0.00150835,0.0000904859,0.01897218,0.00005864369,0.000160607,0.01025316],"study_design_scores_gemma":[7.504149e-7,0.00002835448,0.995933,0.000003844681,0.000004646655,0.0002051218,0.0003565291,0.00002158476,0.001718254,0.000007623541,0.00171828,0.0000019889],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9985352,0.0001097668,0.00007299601,0.000004447506,0.00000153367,0.000001931452,0.0003964877,0.000004246536,0.0008734514],"genre_scores_gemma":[0.9983817,0.0002366131,0.0002778487,0.000008936159,0.000006321692,0.000003971077,0.0005467081,0.000002667197,0.0005351612],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01062402,"threshold_uncertainty_score":0.02112436,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0151587405707719,"score_gpt":0.2160774331724769,"score_spread":0.200918692601705,"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."}}