{"id":"W2070532228","doi":"10.1007/s10533-006-9008-8","title":"The stable carbon and nitrogen isotopic composition of vegetation in tropical forests of the Amazon Basin, Brazil","year":2006,"lang":"en","type":"article","venue":"Biogeochemistry","topic":"Plant Water Relations and Carbon Dynamics","field":"Environmental Science","cited_by":176,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Lethbridge","funders":"National Aeronautics and Space Administration","keywords":"δ13C; Isotopes of carbon; δ15N; Canopy; Environmental science; Amazon rainforest; Dry season; Litter; Isotopes of nitrogen; Nitrogen; Precipitation; Stable isotope ratio; Vegetation (pathology); Seasonality; Animal science; Total organic carbon; Botany; Biology; Agronomy; Ecology; Chemistry; Geography","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002009534,0.0001665033,0.0001909022,0.0008930567,0.0004853108,0.0005277588,0.0002762543,0.0001624446,0.0003944139],"category_scores_gemma":[0.0005951404,0.0002130506,0.0001636692,0.0007023789,0.0005205736,0.0004025917,0.0003846898,0.0001141576,0.00006067171],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0009347213,"about_ca_system_score_gemma":0.0005084627,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.09660839,"about_ca_topic_score_gemma":0.1606574,"domain_scores_codex":[0.9998984,0.00001982647,0.00001024141,0.00002391239,0.00002394187,0.00002361911],"domain_scores_gemma":[0.9997774,0.00005326818,0.00006042209,0.000014491,0.00005605926,0.00003844088],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002322375,0.00003426523,0.9375644,0.0001042421,0.0001620624,0.0002412338,0.002427055,0.0005450847,0.04493073,0.0008771201,0.00009998495,0.01278155],"study_design_scores_gemma":[0.000006835611,0.00001697995,0.9975818,0.000007622498,0.00002432715,0.0001125707,0.0004926124,0.000584581,0.0006241495,0.0001621612,0.0003806442,0.000005733688],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9991524,0.0002255271,0.00005569903,0.00002132453,8.543976e-7,0.000002288854,0.00007814543,0.000001721867,0.0004619657],"genre_scores_gemma":[0.9997253,0.0001041822,0.00005245471,0.000005461263,9.411748e-7,0.000001663648,0.00005139395,0.0000013337,0.00005731649],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.09660839,"threshold_uncertainty_score":0.1920922,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.002678366670585095,"score_gpt":0.1768963615333931,"score_spread":0.174217994862808,"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."}}