{"id":"W2089329472","doi":"10.1021/jf072171u","title":"Identification of Natural Oak Lactone Precursors in Extracts of American and French Oak Woods by Liquid Chromatography–Tandem Mass Spectrometry","year":2007,"lang":"en","type":"article","venue":"Journal of Agricultural and Food Chemistry","topic":"Plant biochemistry and biosynthesis","field":"Biochemistry, Genetics and Molecular Biology","cited_by":39,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Alberta Water Research Institute","keywords":"Chromatography; Chemistry; Mass spectrometry; Tandem mass spectrometry; Lactone; Liquid chromatography–mass spectrometry; Tandem; Organic chemistry","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002753815,0.0001686662,0.0003068349,0.00003926467,0.00002550799,0.00001326736,0.0001500184,0.0001617378,0.000003570224],"category_scores_gemma":[0.00007092658,0.0001175402,0.0001094204,0.0002254898,0.0001807689,0.00001531581,0.00003362967,0.000187281,4.259531e-8],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001298192,"about_ca_system_score_gemma":0.00001923198,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000005877418,"about_ca_topic_score_gemma":0.000004947342,"domain_scores_codex":[0.9988542,0.0000173129,0.0005659895,0.0001879156,0.0001882262,0.0001863961],"domain_scores_gemma":[0.9989158,0.00003369488,0.000730131,0.00009238357,0.0001221511,0.0001058219],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0001240109,0.0001242457,0.003336505,0.0001153088,0.0001127147,0.000002099711,0.0000266916,7.334105e-7,0.9956205,5.299576e-7,0.0002675741,0.000269077],"study_design_scores_gemma":[0.0003407401,0.000379906,0.09762817,0.00007503723,0.0000394251,0.0002054712,0.0004669777,5.552907e-7,0.900602,0.000004490812,0.0001160898,0.0001411653],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9953329,0.004278252,0.00001383626,0.00009839872,0.00003231783,0.00004316383,0.0000769046,0.000002387842,0.0001218163],"genre_scores_gemma":[0.9985069,0.0009829254,0.0002527039,0.00001080543,0.0001150533,6.335503e-7,0.00006462718,0.000004857197,0.00006148965],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.09501854,"threshold_uncertainty_score":0.4793152,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.003417691852324753,"score_gpt":0.2026171987751454,"score_spread":0.1991995069228207,"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."}}