{"id":"W1827236767","doi":"10.1139/x2012-084","title":"Variation in mass and nutrient concentration of leaf litter across years and sites in a northern hardwood forest","year":2012,"lang":"en","type":"article","venue":"Canadian Journal of Forest Research","topic":"Forest ecology and management","field":"Environmental Science","cited_by":35,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Plant litter; Nutrient; Litter; Phosphorus; Ecology; Environmental science; Nutrient cycle; Biology; Agronomy; Animal science; Chemistry","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001514352,0.00004879337,0.00009981944,0.0001340185,0.00005627291,0.00002643588,0.00009902924,0.00005688119,0.00007598408],"category_scores_gemma":[0.0001293785,0.00004645542,0.00001311612,0.0002122523,0.0002863748,0.0003011706,0.00003587361,0.0002052257,0.000008795618],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002599024,"about_ca_system_score_gemma":0.00007358493,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.01048349,"about_ca_topic_score_gemma":0.7313962,"domain_scores_codex":[0.9990384,0.00009632652,0.000210206,0.00008498247,0.0001811719,0.0003889409],"domain_scores_gemma":[0.9995434,0.00006237579,0.0000647881,0.00007018355,0.0000231164,0.0002361534],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00002371585,0.00002328115,0.9946147,0.00001044991,0.0000045213,0.00003281013,0.003070727,0.0003773404,0.0001656208,0.001201604,0.0001116939,0.0003635471],"study_design_scores_gemma":[0.0004857336,0.0001173856,0.9949635,0.00002383638,0.000002048946,0.000009139392,0.0003372541,0.0001381553,0.00003400503,0.003211512,0.000636327,0.00004107645],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9988682,0.0002136316,0.00005988003,0.0003738163,0.00004349876,0.0001661077,0.000003253793,4.979832e-7,0.0002711215],"genre_scores_gemma":[0.9997505,0.00004233023,0.0001003534,0.00002677439,0.00002167842,0.000004557548,0.000001459553,0.000004378971,0.00004796035],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.7209127,"threshold_uncertainty_score":0.9961058,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02128508534121216,"score_gpt":0.2774404194618278,"score_spread":0.2561553341206156,"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."}}