{"id":"W2164142316","doi":"10.5539/mas.v4n2p31","title":"Residence half-times of 137Cs in undisturbed surface soil in Nigeria based on measured soil concentration profiles.","year":2010,"lang":"en","type":"article","venue":"Modern Applied Science","topic":"Radioactivity and Radon Measurements","field":"Health Professions","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Radionuclide; Residence time (fluid dynamics); Environmental science; Soil water; Soil science; Residence; Hydrology (agriculture); Geology; Range (aeronautics); Soil test; Materials science; Geotechnical engineering","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002037879,0.0002144113,0.0001876031,0.0002737326,0.0001388859,0.0003780102,0.0002496951,0.0002892552,0.000274271],"category_scores_gemma":[0.0004171376,0.0002126052,0.0002348566,0.0003137986,0.0001386692,0.0002608148,0.0001298919,0.0001491599,0.0001049237],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005661896,"about_ca_system_score_gemma":0.0003361072,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01287498,"about_ca_topic_score_gemma":0.01252735,"domain_scores_codex":[0.9999427,0.000008921115,0.000003955041,0.00001938688,0.00001351139,0.00001165843],"domain_scores_gemma":[0.9998671,0.0000512537,0.00004154319,0.0000091852,0.00002492079,0.000005988015],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001300205,0.0001049495,0.6189479,0.0004349128,0.0001344594,0.0009786977,0.0008789286,0.0810544,0.2670982,0.001130735,0.0002563349,0.02768025],"study_design_scores_gemma":[0.0000385538,0.001251871,0.4243893,0.0001205969,0.0002372633,0.001708964,0.001513205,0.3236355,0.2428047,0.001120265,0.003100257,0.00007956471],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9970443,0.0003737677,0.002106233,0.000009020648,0.000002392813,0.000004232527,0.0001496144,0.00001457329,0.0002958616],"genre_scores_gemma":[0.9988056,0.0002236206,0.000610352,0.000001813468,4.498008e-7,0.000003366637,0.0001412186,0.00000323591,0.0002102629],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01287498,"threshold_uncertainty_score":0.02560008,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04725621481820982,"score_gpt":0.3436503655958588,"score_spread":0.296394150777649,"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."}}