{"id":"W1969942655","doi":"10.1080/10256016.2015.997723","title":"Isotopic characterization as a screening tool in authentication of organic produce commercially available in western North America","year":2015,"lang":"en","type":"article","venue":"Isotopes in Environmental and Health Studies","topic":"Organic Food and Agriculture","field":"Agricultural and Biological Sciences","cited_by":6,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Victoria","funders":"","keywords":"Isotopes of nitrogen; Nitrogen; Environmental science; Crop; Agriculture; Irrigation; Fertilizer; Environmental chemistry; Agronomy; Chemistry; Biology; Ecology","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0004580633,0.000230398,0.0001578962,0.001852284,0.0005594784,0.0004865067,0.0002581504,0.0002198203,0.0007121922],"category_scores_gemma":[0.0005359912,0.0001617251,0.00009073108,0.001898404,0.0004591413,0.0002102029,0.0003752105,0.0001307585,0.0001663562],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00053513,"about_ca_system_score_gemma":0.000673914,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.04545143,"about_ca_topic_score_gemma":0.2593013,"domain_scores_codex":[0.99964,0.00005221905,0.00001878421,0.0001168518,0.0001282588,0.00004390672],"domain_scores_gemma":[0.9993873,0.00008726041,0.0002055555,0.00005089496,0.0002385304,0.00003055968],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002849489,0.0000555602,0.5825853,0.0001014944,0.00004274533,0.000240525,0.001608928,0.0001943605,0.387801,0.000104684,0.0001191706,0.02686122],"study_design_scores_gemma":[0.000002631968,0.00009421455,0.9769979,0.000008341237,0.00002467917,0.0001231443,0.001420855,0.0003440586,0.01891141,0.00002497197,0.002040971,0.0000067872],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9974126,0.0001153919,0.0009430851,0.000008260913,0.000001959601,0.00002944445,0.0002830524,0.000008979657,0.001197389],"genre_scores_gemma":[0.986115,0.0003407211,0.01047336,0.00003312528,0.00000391001,0.00004994613,0.000932904,0.00001583894,0.002035202],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.9545486,"threshold_uncertainty_score":0.09037375,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04483637368102829,"score_gpt":0.2578614341260461,"score_spread":0.2130250604450178,"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."}}