{"id":"W4230398473","doi":"10.1007/978-1-4020-3995-9_243","title":"Geochemistry in Soil Science","year":2007,"lang":"en","type":"book-chapter","venue":"Encyclopedia of earth sciences series/Encyclopedia of earth sciences","topic":"Heavy metals in environment","field":"Environmental Science","cited_by":7,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Guelph","funders":"","keywords":"Geochemistry; Geology; Earth science; Environmental science; Environmental chemistry; 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":[0.0003381175,0.0008099068,0.0006690345,0.001314826,0.0003624207,0.001361608,0.0007649474,0.001025849,0.01337746],"category_scores_gemma":[0.0002981096,0.0003027522,0.0002394968,0.002603684,0.001163554,0.001806061,0.0007854406,0.001247166,0.006598293],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001184616,"about_ca_system_score_gemma":0.001295245,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001932918,"about_ca_topic_score_gemma":0.006384369,"domain_scores_codex":[0.9998624,0.00003003064,0.000008084812,0.00002345548,0.00006372073,0.00001221044],"domain_scores_gemma":[0.9998901,0.00004339769,0.000007401945,0.00001429822,0.00003460009,0.00001029218],"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":[0.00002234608,0.0001266585,0.0005095877,0.001778978,0.00002597425,0.000186401,0.0003153567,0.001458592,0.004998732,0.2331758,0.2258742,0.5315273],"study_design_scores_gemma":[0.000002962197,0.00001613917,0.0003142621,0.000194744,0.000005722807,0.0001437114,0.00007475192,0.0002191456,0.0008705596,0.06116955,0.9369835,0.000004860984],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"review","genre_gemma":"other","genre_scores_codex":[0.002467457,0.6996202,0.01961853,0.008416501,0.007499045,0.0000616764,0.0002916288,0.0003364154,0.2616886],"genre_scores_gemma":[0.02672459,0.4606981,0.014423,0.005269153,0.004183087,0.00009301553,0.0004445126,0.0001549222,0.4880096],"genre_candidate":"other","genre_consensus":null,"teacher_disagreement_score":0.01337746,"threshold_uncertainty_score":0.04475206,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01845441657048387,"score_gpt":0.2492054749285848,"score_spread":0.230751058358101,"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."}}