{"id":"W3163286359","doi":"10.3390/d13050202","title":"On the Use of Stable Hydrogen Isotope Measurements (δ2H) to Discern Trophic Level in Avian Terrestrial Food Webs","year":2021,"lang":"en","type":"article","venue":"Diversity","topic":"Isotope Analysis in Ecology","field":"Environmental Science","cited_by":8,"is_retracted":false,"has_abstract":true,"ca_institutions":"Environment and Climate Change Canada; Western University","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Trophic level; Insectivore; Isotope analysis; Ecology; Frugivore; Biology; δ15N; Food web; Omnivore; Terrestrial ecosystem; Stable isotope ratio; δ13C; Feather; Ecosystem; Zoology; Habitat; Predation","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"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":[0.001539535,0.0006206402,0.0003568694,0.001152779,0.0005420992,0.0009794179,0.0006628629,0.0004500154,0.0006533546],"category_scores_gemma":[0.002087403,0.0003041501,0.0002605461,0.001382073,0.001098352,0.0007706397,0.0005788691,0.0003580605,0.0003409505],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003059516,"about_ca_system_score_gemma":0.00028179,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.006212348,"about_ca_topic_score_gemma":0.01482895,"domain_scores_codex":[0.9992781,0.0002696391,0.00005362386,0.0002073585,0.0001506209,0.00004069712],"domain_scores_gemma":[0.9973585,0.001307816,0.0007215269,0.000254104,0.000263606,0.00009442808],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0005600037,0.0001081802,0.8666385,0.0003463384,0.0002807582,0.0002945428,0.0004928021,0.001268524,0.07554596,0.0002656695,0.0001221485,0.05407656],"study_design_scores_gemma":[0.000005577775,0.000308228,0.9878072,0.00009045447,0.00006389742,0.0003577356,0.0003816166,0.002418755,0.007413232,0.0003963042,0.0007267899,0.00003017503],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9886966,0.002444406,0.004924651,0.00006003745,0.00001443775,0.00005021596,0.0003247485,0.00002002729,0.003464938],"genre_scores_gemma":[0.9891327,0.00179018,0.008364185,0.0000691501,0.00001709456,0.00002948115,0.0002171871,0.0000106278,0.0003692519],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.006212348,"threshold_uncertainty_score":0.01235241,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1430427738745111,"score_gpt":0.2377648562121781,"score_spread":0.09472208233766696,"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."}}