{"id":"W1978140429","doi":"10.1590/s0100-06832013000400013","title":"Partição de substâncias húmicas em solos brasileiros","year":2013,"lang":"pt","type":"article","venue":"Revista Brasileira de Ciência do Solo","topic":"Soil Carbon and Nitrogen Dynamics","field":"Agricultural and Biological Sciences","cited_by":17,"is_retracted":false,"has_abstract":true,"ca_institutions":"Ministry of Environment","funders":"","keywords":"Histosol; Forestry; Entisol; Total organic carbon; Soil water; Chemistry; Physics; Environmental science; Soil science; Soil organic matter; Geography; Environmental chemistry; Soil biodiversity","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":[0.0004024129,0.0002855193,0.0002420144,0.0009577674,0.0005304724,0.000663747,0.0001622784,0.000287114,0.001229945],"category_scores_gemma":[0.0005550177,0.0001380832,0.000240979,0.0007268047,0.0004782845,0.0001787228,0.0002435113,0.0001804191,0.0001560285],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0008553068,"about_ca_system_score_gemma":0.0007139875,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.04114138,"about_ca_topic_score_gemma":0.1235833,"domain_scores_codex":[0.9996837,0.00005128684,0.00002203301,0.00007726598,0.0001275149,0.00003821986],"domain_scores_gemma":[0.9995424,0.0001016913,0.0001264355,0.00002813156,0.000163782,0.00003763707],"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":[0.001132761,0.000246462,0.2255573,0.002490755,0.0002441824,0.001398072,0.005580194,0.0005968014,0.5964564,0.0008444202,0.0008298499,0.1646227],"study_design_scores_gemma":[0.00003810448,0.002961854,0.7244152,0.0005971314,0.0004919632,0.001793283,0.01035699,0.001059375,0.1975709,0.0008657621,0.05977366,0.0000757856],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9885513,0.005992988,0.0003006124,0.0001453088,0.00001494266,0.00003451717,0.0002985511,0.00001376086,0.004648001],"genre_scores_gemma":[0.9925919,0.004049952,0.0006339861,0.00008721073,0.000005967961,0.00001379407,0.0001560847,0.000004267266,0.00245693],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.04114138,"threshold_uncertainty_score":0.08180386,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02549852387704078,"score_gpt":0.2536473415036667,"score_spread":0.2281488176266259,"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."}}