{"id":"W4401966074","doi":"10.4236/as.2024.158051","title":"Evaluation of the Level of Pollution by Heavy Metals of Market Garden Soils along the Chari River in Ndjamena: Case of the 9th and 7th Districts","year":2024,"lang":"en","type":"article","venue":"Agricultural Sciences","topic":"Heavy metals in environment","field":"Environmental Science","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Heavy metals; Pollution; Soil water; Environmental science; Environmental protection; Geography; Environmental chemistry; Soil science; Chemistry; Ecology; Biology","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"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":[0.0001464973,0.0001809529,0.0002312647,0.001041427,0.0005705712,0.0006691352,0.0003068363,0.0002541913,0.0006740688],"category_scores_gemma":[0.0002190821,0.0002104277,0.0001998998,0.001313324,0.000488998,0.0002581235,0.0004537444,0.0001535514,0.00008366732],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0008915467,"about_ca_system_score_gemma":0.0007075543,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.02899483,"about_ca_topic_score_gemma":0.1039039,"domain_scores_codex":[0.9998554,0.00002004065,0.0000108143,0.00004101597,0.00003029016,0.00004244455],"domain_scores_gemma":[0.9998361,0.00002430931,0.00007237335,0.00001262462,0.00002938657,0.00002521461],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001079353,0.00005802788,0.9785891,0.00008075888,0.00004635745,0.001170314,0.00193146,0.0001751131,0.01025378,0.0001224199,0.00006772956,0.007396833],"study_design_scores_gemma":[0.000002037414,0.00003048176,0.9963762,0.000006413408,0.00001191037,0.0002459443,0.002187831,0.00009705708,0.0005023231,0.0000182309,0.0005183353,0.000003046716],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9995548,0.0000521704,0.00002487137,0.000007737728,5.538642e-7,0.000003288782,0.00007476044,0.000001247416,0.000280489],"genre_scores_gemma":[0.9991589,0.00007933577,0.0001610136,0.000006429933,0.000001690141,0.000006069373,0.0001576342,8.343276e-7,0.0004282448],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02899483,"threshold_uncertainty_score":0.05765212,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.05093583238562952,"score_gpt":0.2772454273295905,"score_spread":0.226309594943961,"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."}}