{"id":"W4250184190","doi":"10.1007/978-1-4020-3995-9_546","title":"Soil organic matter","year":2007,"lang":"en","type":"book-chapter","venue":"Encyclopedia of earth sciences series/Encyclopedia of earth sciences","topic":"Plant Ecology and Soil Science","field":"Environmental Science","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Guelph","funders":"","keywords":"Environmental science; Organic matter; Soil science; Environmental chemistry; Chemistry; 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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001320149,0.0008993779,0.0003639206,0.001744291,0.0002869315,0.0005874713,0.0005874097,0.0003012892,0.06644467],"category_scores_gemma":[0.0001526548,0.0002002003,0.0002977054,0.001785349,0.0001628471,0.0005447281,0.0005004783,0.0004809627,0.04529555],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004499877,"about_ca_system_score_gemma":0.0004800021,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002779648,"about_ca_topic_score_gemma":0.006633652,"domain_scores_codex":[0.9999031,0.00000293534,0.000003727429,0.00002432238,0.00005735785,0.000008591415],"domain_scores_gemma":[0.9999558,0.000003335007,0.000005730207,0.000006465857,0.0000218082,0.000006917244],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"not_applicable","study_design_scores_codex":[0.00008860955,0.00009604306,0.001818991,0.0008116214,0.00004789354,0.0001285703,0.00003756279,0.000479771,0.05465569,0.005750459,0.1787319,0.7573528],"study_design_scores_gemma":[0.00001010341,0.00004853539,0.006152553,0.00007192129,0.00001835402,0.0002027663,0.00001830134,0.0002193887,0.01942234,0.002215317,0.971607,0.00001335815],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"other","genre_gemma":"other","genre_scores_codex":[0.01873317,0.03681067,0.02313888,0.001212191,0.002349225,0.0004192092,0.047247,0.004887677,0.865202],"genre_scores_gemma":[0.0522392,0.02541661,0.02095599,0.0007903602,0.0002818218,0.0001936615,0.03361013,0.0003777636,0.8661345],"genre_candidate":"other","genre_consensus":"other","teacher_disagreement_score":0.06644467,"threshold_uncertainty_score":0.2222795,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01424474536988613,"score_gpt":0.2234077643939801,"score_spread":0.209163019024094,"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."}}