{"id":"W2783234773","doi":"10.1016/j.scitotenv.2018.01.045","title":"An assessment of the Ca weathering sources to surface waters on the Precambrian Shield in central Ontario","year":2018,"lang":"en","type":"article","venue":"The Science of The Total Environment","topic":"Groundwater and Isotope Geochemistry","field":"Earth and Planetary Sciences","cited_by":6,"is_retracted":false,"has_abstract":false,"ca_institutions":"Trent University","funders":"Natural Sciences and Engineering Research Council of Canada; Ministry of Environment","keywords":"Weathering; Calcite; Environmental chemistry; Soil water; Apatite; Geology; Deposition (geology); Surface water; Precambrian; Strontium; Isotopes of strontium; Mineralogy; Geochemistry; Chemistry; Environmental science; Soil science; Sediment; Geomorphology","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":true,"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":[0.0001518208,0.000168164,0.0001920921,0.001246285,0.002019512,0.0009575579,0.0003862668,0.0002248197,0.001007333],"category_scores_gemma":[0.0006462255,0.0001825251,0.0002208789,0.002011808,0.0006276703,0.0002847065,0.0006397216,0.0001660405,0.00009843674],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.01144689,"about_ca_system_score_gemma":0.01039361,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9844284,"about_ca_topic_score_gemma":0.9948618,"domain_scores_codex":[0.9998115,0.00001362982,0.00001288812,0.00003268348,0.00006722044,0.00006214064],"domain_scores_gemma":[0.9996333,0.00003728373,0.00006994195,0.00001274612,0.0001985249,0.00004814752],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002274226,0.00001265172,0.9662725,0.0001008688,0.00008032895,0.0006064809,0.009003304,0.0007441393,0.006969423,0.0008013388,0.000495719,0.01468583],"study_design_scores_gemma":[0.000004388396,0.00001176582,0.9916269,0.00002279,0.00001783911,0.00006314919,0.00386165,0.0004868681,0.0003518655,0.00008313655,0.003463972,0.000005757929],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9957261,0.0002211914,0.00007841852,0.00008295682,0.000001939839,0.00001253907,0.0005045483,0.000003329577,0.003369105],"genre_scores_gemma":[0.998328,0.0001943558,0.0001619692,0.00001400601,0.000001307427,0.000004049703,0.0001616126,0.000002535864,0.001132145],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01557159,"threshold_uncertainty_score":0.08305329,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009125715859840256,"score_gpt":0.2017527186438569,"score_spread":0.1926270027840166,"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."}}