{"id":"W2083655225","doi":"10.1016/j.microc.2012.05.018","title":"A snow/firn four-century record of polycyclic aromatic hydrocarbons (PAHs) and polychlorobiphenyls (PCBs) at Talos Dome (Antarctica)","year":2012,"lang":"en","type":"article","venue":"Microchemical Journal","topic":"Toxic Organic Pollutants Impact","field":"Environmental Science","cited_by":46,"is_retracted":false,"has_abstract":false,"ca_institutions":"","funders":"National Research Council Canada","keywords":"Firn; Snow; Ice core; Environmental chemistry; Pollution; Volcano; Dome (geology); Sulfate; Chemistry; Environmental science; Geology; Climatology; Geochemistry; Geomorphology","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"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":[0.0001488122,0.0001993935,0.0001650538,0.0009275414,0.0007746211,0.0004793333,0.000218047,0.0003644794,0.00140542],"category_scores_gemma":[0.0001964786,0.0001295548,0.0001374053,0.0009174874,0.0003729979,0.0002643444,0.0005397929,0.0002148044,0.0002863715],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006222549,"about_ca_system_score_gemma":0.0005561167,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.04474059,"about_ca_topic_score_gemma":0.07823282,"domain_scores_codex":[0.9999573,0.000003193372,0.000003388943,0.00001105629,0.00001262181,0.00001248596],"domain_scores_gemma":[0.9998268,0.00001202566,0.00005236931,0.00001449045,0.00006028263,0.00003399501],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0005340548,0.00003615709,0.9001899,0.0001616532,0.0001595298,0.0008367422,0.001301595,0.0006062809,0.07468183,0.000567108,0.001615401,0.01930977],"study_design_scores_gemma":[0.000004572463,0.00002135948,0.994122,0.000008644112,0.00002435401,0.00008040714,0.0001656706,0.0001339969,0.001182244,0.00005491727,0.004198327,0.000003573407],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9953256,0.00040974,0.00009520967,0.0001520985,0.00001458689,0.000003571628,0.001565999,0.00001528388,0.002417889],"genre_scores_gemma":[0.9970517,0.0003012547,0.000237621,0.00009229656,0.00001798439,0.000004399767,0.001085396,0.000004737313,0.001204655],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.04474059,"threshold_uncertainty_score":0.08896035,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009847875414502336,"score_gpt":0.218951924804541,"score_spread":0.2091040493900386,"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."}}