{"id":"W2078808082","doi":"10.1006/qres.2000.2192","title":"Late Quaternary Vegetation Dynamics in the Southern Amazon Basin Inferred from Carbon Isotopes in Soil Organic Matter","year":2001,"lang":"en","type":"article","venue":"Quaternary Research","topic":"Geology and Paleoclimatology Research","field":"Earth and Planetary Sciences","cited_by":252,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Waterloo","funders":"Conselho Nacional de Desenvolvimento Científico e Tecnológico; University of Washington","keywords":"Transect; Vegetation (pathology); Amazon rainforest; Holocene; Geology; Isotopes of carbon; Physical geography; Environmental science; Hydrology (agriculture); Total organic carbon; Ecology; Geography; Oceanography","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":[0.0002265497,0.0001242591,0.0001134886,0.0005624091,0.0003012585,0.0003819331,0.0001295859,0.000141166,0.0004275587],"category_scores_gemma":[0.0005649604,0.0001525821,0.00006744904,0.0004280069,0.0002207156,0.0001760497,0.0001790286,0.0001409811,0.00008021588],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004229086,"about_ca_system_score_gemma":0.0002300862,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.02620681,"about_ca_topic_score_gemma":0.07975018,"domain_scores_codex":[0.9999554,0.00001067193,0.000003347442,0.000009335726,0.00001076835,0.00001045957],"domain_scores_gemma":[0.9997024,0.00004304384,0.0001097523,0.000008576693,0.00008147776,0.00005471285],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00004956369,0.00002250746,0.9886762,0.00001484287,0.00001812365,0.0001055556,0.0005029688,0.0001485502,0.007294366,0.00006310039,0.00006413033,0.003040084],"study_design_scores_gemma":[0.000001844411,0.00001028861,0.9993533,0.000002575615,0.000003322604,0.00002353864,0.0001022127,0.0002596004,0.0001026999,0.00001366538,0.0001261299,7.597133e-7],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9996912,0.00004025819,0.00003117594,0.00001292299,5.077297e-7,0.000001411598,0.00006244313,0.000002301914,0.0001577766],"genre_scores_gemma":[0.9998249,0.00002756073,0.00005012393,0.000002832503,9.926373e-7,0.000001586015,0.00004904066,6.940003e-7,0.00004229513],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02620681,"threshold_uncertainty_score":0.05210859,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03727428830509662,"score_gpt":0.2903850681227257,"score_spread":0.2531107798176291,"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."}}