{"id":"W2046714833","doi":"10.1016/s0731-7085(02)00384-9","title":"Identification of N1-methyl-2-pyridone-5-carboxamide and N1-methyl-4-pyridone-5-carboxamide as components in urine extracts of individuals consuming coffee","year":2002,"lang":"en","type":"article","venue":"Journal of Pharmaceutical and Biomedical Analysis","topic":"Coffee research and impacts","field":"Medicine","cited_by":14,"is_retracted":false,"has_abstract":false,"ca_institutions":"McGill University","funders":"","keywords":"Chemistry; Urine; Chromatography; Carboxamide; High-performance liquid chromatography; Extraction (chemistry); Elution; Acetonitrile; Yield (engineering); Stereochemistry; Biochemistry","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.002866487,0.0003015783,0.00154813,0.002109359,0.00006791957,0.0000465416,0.0002483673,0.0002231214,0.0007749505],"category_scores_gemma":[0.002134636,0.000222024,0.0004056306,0.002248478,0.001031871,0.0002678693,0.0001711687,0.0008931881,0.000007040058],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00008806866,"about_ca_system_score_gemma":0.0001145751,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000157396,"about_ca_topic_score_gemma":0.00001228738,"domain_scores_codex":[0.9947629,0.0004049382,0.002095192,0.0003709267,0.001796886,0.0005691607],"domain_scores_gemma":[0.996023,0.001030908,0.0008595858,0.000254127,0.0004283243,0.001404047],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.0008244179,0.002273316,0.1282175,0.0006982395,0.003456841,0.0003861508,0.0004737196,0.000007529299,0.8169569,0.00003883652,0.0003751783,0.04629136],"study_design_scores_gemma":[0.01561793,0.002116743,0.7499791,0.001092251,0.009371931,0.0007750561,0.0006065182,0.03120838,0.1835202,0.0005819998,0.004529863,0.0006000225],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9862723,0.008104176,0.0001963249,0.004894638,0.00009413825,0.0002549878,0.0000480161,0.00000931864,0.000126136],"genre_scores_gemma":[0.9903683,0.008790234,0.0002949107,0.0002316033,0.0001638297,0.000003252072,0.0000218514,0.00001775108,0.0001082453],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.6334367,"threshold_uncertainty_score":0.9053876,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.06816705360440833,"score_gpt":0.3716233459473491,"score_spread":0.3034562923429407,"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."}}