{"id":"W2967374343","doi":"10.1130/abs/2018am-319090","title":"USING PB ISOTOPE RATIOS OF PARTICULATE MATTER AND LICHENS FROM THE ATHABASCA OIL SANDS REGION IN ALBERTA, CANADA TO QUANTIFY GLOBAL, REGIONAL, AND LOCAL PB SOURCE CONTRIBUTIONS","year":2018,"lang":"en","type":"article","venue":"Abstracts with programs - Geological Society of America","topic":"Petroleum Processing and Analysis","field":"Chemistry","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"","funders":"","keywords":"Oil sands; Particulates; Lichen; Environmental science; Isotope; Geology; Geochemistry; Earth science; Environmental chemistry; Archaeology; Chemistry; Geography; Asphalt; Physics; Ecology; Nuclear physics","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":[0.0002329488,0.0003964448,0.0002259278,0.002266472,0.002292241,0.001238352,0.0006264482,0.0003278842,0.0007134893],"category_scores_gemma":[0.0003146584,0.0001845831,0.0002280144,0.002601427,0.0004787142,0.0002680498,0.0004703249,0.000265714,0.0001816661],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.007977557,"about_ca_system_score_gemma":0.008286448,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9877529,"about_ca_topic_score_gemma":0.9962508,"domain_scores_codex":[0.9997384,0.00001148433,0.000009859667,0.00005655987,0.0001003284,0.00008328316],"domain_scores_gemma":[0.9997385,0.0000118619,0.0000242784,0.000006607838,0.0001818338,0.00003683044],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001983362,0.0000530584,0.9529408,0.0000766986,0.0001407423,0.0002574854,0.001354042,0.001019717,0.01707116,0.0001938434,0.0008927959,0.02580145],"study_design_scores_gemma":[0.000008429605,0.00001310915,0.992909,0.00002145353,0.00005353062,0.00008112189,0.002130857,0.001108169,0.001824205,0.00004905706,0.001790278,0.00001086579],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9946378,0.0003459368,0.000417835,0.00007939264,0.0000073538,0.00002426658,0.001630532,0.00002377882,0.002833084],"genre_scores_gemma":[0.9950061,0.0002838739,0.00116174,0.00005880279,0.000003908854,0.00000854749,0.001257049,0.00001047511,0.002209517],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01224709,"threshold_uncertainty_score":0.05788153,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01962675446937701,"score_gpt":0.2595225521270755,"score_spread":0.2398957976576985,"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."}}