{"id":"W2906950048","doi":"","title":"Examining the Profitability of Variable Rate Nitrogen Fertilizer Application in the Digital Revolution","year":2018,"lang":"en","type":"dissertation","venue":"The Atrium (University of Guelph)","topic":"E-commerce and Technology Innovations","field":"Business, Management and Accounting","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Ontario Ministry of Agriculture, Food and Rural Affairs; Grain Farmers of Ontario","keywords":"Profitability index; Nitrogen fertilizer; Nitrogen; Variable (mathematics); Fertilizer; Environmental science; Economics; Mathematics; Agronomy; Biology; Chemistry; Finance","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001032212,0.0001310274,0.0001924631,0.0001902223,0.0003577108,0.00003408749,0.0009339827,0.0001739391,0.00003546555],"category_scores_gemma":[0.0001336635,0.00009046277,0.0000706405,0.001052755,0.0002726256,0.0004614132,0.0001296186,0.0002803994,0.00004529182],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00002502829,"about_ca_system_score_gemma":0.00004109753,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002835658,"about_ca_topic_score_gemma":0.001501031,"domain_scores_codex":[0.9992192,0.00003558054,0.0002188561,0.0001990067,0.0001796869,0.0001477105],"domain_scores_gemma":[0.9983596,0.0001174309,0.0005693408,0.000607332,0.0003437065,0.000002561633],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"observational","study_design_scores_codex":[0.001897491,0.001152419,0.3768841,0.002685825,0.0007624221,0.000006108078,0.0123805,0.00008042136,0.06753302,0.4884002,0.02271787,0.02549955],"study_design_scores_gemma":[0.0004770967,0.00002964579,0.8849585,0.0001037749,0.0003661721,9.466789e-7,0.05140535,0.0007528944,0.00008332113,0.05211107,0.009489078,0.0002221229],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9815696,0.00005319788,0.0003211388,0.001785083,0.00008687408,0.000638259,0.00001211825,0.00003900037,0.01549473],"genre_scores_gemma":[0.9988512,0.000007971074,0.00006536621,0.00008918371,0.00009838102,0.000004600673,0.0004398325,0.00001018354,0.000433245],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.5080744,"threshold_uncertainty_score":0.4286685,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0204854047236714,"score_gpt":0.2168427638299632,"score_spread":0.1963573591062918,"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."}}