{"id":"W2804220368","doi":"10.1016/j.jconhyd.2018.05.003","title":"Improving estimates of groundwater velocity in a fractured rock borehole using hydraulic and tracer dilution methods","year":2018,"lang":"en","type":"article","venue":"Journal of Contaminant Hydrology","topic":"Groundwater flow and contamination studies","field":"Environmental Science","cited_by":27,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Guelph","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Borehole; Geology; Aquifer; Hydraulic head; Groundwater; Groundwater flow; Geotechnical engineering; TRACER; Reynolds number; Hydraulic conductivity; Soil science; Mechanics; Soil water","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"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":[0.000924434,0.0001388429,0.0004142183,0.0001300161,0.00009440765,0.00001559722,0.0001284413,0.0001058159,0.00007844702],"category_scores_gemma":[0.00009943908,0.0001044923,0.00005886289,0.0001314167,0.0002482163,0.0003593069,0.0001280353,0.0001704371,0.000003844515],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001172166,"about_ca_system_score_gemma":0.00001595957,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0008256258,"about_ca_topic_score_gemma":0.0004124089,"domain_scores_codex":[0.9986909,0.0001828307,0.0005512855,0.0001685016,0.0001656419,0.0002408211],"domain_scores_gemma":[0.9992089,0.0001295175,0.0004637567,0.00009563765,0.00004919921,0.00005302026],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.0003597497,0.0002443824,0.215805,0.00003365237,0.00008693806,0.00005892723,0.006454167,0.0004096689,0.5184859,0.00003316023,0.00004394508,0.2579845],"study_design_scores_gemma":[0.001940877,0.001429397,0.8276761,0.00005249799,0.0001388331,0.0003364647,0.0003047241,0.08583358,0.07628557,0.0007907415,0.004956118,0.0002551555],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.7669037,0.000302774,0.2323777,0.0001462159,0.0001457198,0.00006894166,4.989449e-7,0.000003059292,0.0000513731],"genre_scores_gemma":[0.9867466,0.0000200454,0.01299718,0.0001256207,0.00005979054,0.000002052823,3.896926e-7,0.000008542381,0.00003978376],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.6118711,"threshold_uncertainty_score":0.4261071,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01539628445094778,"score_gpt":0.2908626521813504,"score_spread":0.2754663677304027,"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."}}