{"id":"W2040694450","doi":"10.1016/s0016-7037(99)00289-6","title":"δ13C response surface resolves humidity and temperature signals in trees","year":2000,"lang":"en","type":"article","venue":"Geochimica et Cosmochimica Acta","topic":"Plant Water Relations and Carbon Dynamics","field":"Environmental Science","cited_by":120,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Waterloo","funders":"","keywords":"Dendrochronology; Paleoclimatology; Isotopes of carbon; δ13C; Stable isotope ratio; Relative humidity; Calibration; Cellulose; Environmental science; Humidity; Atmospheric sciences; Analytical Chemistry (journal); Chemistry; Climate change; Geology; Environmental chemistry; Total organic carbon; Mathematics; Thermodynamics; Physics; Paleontology; Organic chemistry","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":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow","insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.0006939704,0.0002768303,0.0002809116,0.00006655831,0.0001589685,0.0001078672,0.0003118741,0.0001965512,0.001907528],"category_scores_gemma":[0.00005487113,0.0002502004,0.00006501676,0.0003291741,0.0002203839,0.0003297514,0.0001581478,0.0004489651,0.000136129],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00009243794,"about_ca_system_score_gemma":0.00002497892,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002086366,"about_ca_topic_score_gemma":0.0007816555,"domain_scores_codex":[0.997964,0.0004002561,0.0003316296,0.0005612051,0.000292328,0.0004506208],"domain_scores_gemma":[0.9991078,0.0002533102,0.00006500191,0.0004099386,0.000005948112,0.0001579594],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.001204339,0.000278206,0.02124964,0.000008581655,0.00002277982,0.00005196236,0.001382449,0.0166324,0.9538903,0.00006093324,0.004277433,0.000940981],"study_design_scores_gemma":[0.001751503,0.0002595623,0.9324938,0.000118446,0.00004548193,0.0001766463,0.0001021814,0.01736924,0.01222321,0.004216604,0.03005784,0.001185457],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9909675,0.00004562917,8.87419e-7,0.00325347,0.00003706138,0.0002616515,0.0001176734,0.00007604509,0.005240079],"genre_scores_gemma":[0.9957195,0.0003587099,0.0007051611,0.0005673963,0.00001409606,0.00001030431,0.00006278959,0.0000243135,0.002537763],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.9416671,"threshold_uncertainty_score":0.9999951,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.00684576852247249,"score_gpt":0.2149786362220155,"score_spread":0.208132867699543,"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."}}