{"id":"W2900598245","doi":"10.1139/cjce-2018-0512","title":"Natural reusable calcium-rich adsorbent for the removal of phosphorus from water: proof of concept of a circular economy","year":2018,"lang":"en","type":"article","venue":"Canadian Journal of Civil Engineering","topic":"Phosphorus and nutrient management","field":"Environmental Science","cited_by":12,"is_retracted":false,"has_abstract":true,"ca_institutions":"Ministry of Agriculture, Food and Rural Affairs; University of Guelph","funders":"","keywords":"Phosphorus; Sorption; Chemistry; Desorption; Adsorption; Fertilizer; Environmental chemistry; Nitrogen; Urea; Precipitation; Calcium; Inorganic chemistry; Organic chemistry","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003083482,0.000109186,0.0002565526,0.00006742698,0.00004536568,0.00001043221,0.0003925391,0.00003779916,0.0004270714],"category_scores_gemma":[0.00004812418,0.00007738731,0.0001216744,0.0001187586,0.0001504928,0.0001221437,0.00004280666,0.0001001722,0.000001387726],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001729643,"about_ca_system_score_gemma":0.00006565968,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004312992,"about_ca_topic_score_gemma":0.004647576,"domain_scores_codex":[0.9990188,0.000009053952,0.0004366629,0.0001084101,0.0001554346,0.0002716073],"domain_scores_gemma":[0.999305,0.00004875132,0.0002098174,0.0002132075,0.00006226925,0.0001610307],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0006661098,0.0004616112,0.02720461,0.0008052888,0.002787296,0.0003447575,0.02395557,0.6697968,0.1809729,0.003789743,0.04726179,0.04195349],"study_design_scores_gemma":[0.001291763,0.000434211,0.00405139,0.0002218815,0.0001495122,0.0000384951,0.0002840703,0.02529491,0.7197291,0.0006034013,0.2476486,0.0002526947],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9724845,0.007129213,0.01638106,0.0002944023,0.0009679282,0.0004816393,0.00005610605,0.000004294051,0.002200842],"genre_scores_gemma":[0.999274,0.00001440487,0.000507979,0.00002879737,0.00007572382,0.000003594899,0.000002137039,0.0000135577,0.00007979969],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.6445019,"threshold_uncertainty_score":0.6519982,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008063201701195703,"score_gpt":0.1841526749757244,"score_spread":0.1760894732745287,"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."}}