{"id":"W4417424576","doi":"10.3390/environments12120495","title":"Identification and Application of Phocaeicola-Specific Conserved Signature DNA Markers for Human Fecal Source Tracking","year":2025,"lang":"en","type":"article","venue":"Environments","topic":"Fecal contamination and water quality","field":"Environmental Science","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"McMaster University Medical Centre; McMaster University","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Identification (biology); Gene; Genome; Genetic marker; Marker gene; Fecal coliform; Feces; Human genome; Phylogenetics","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003766041,0.0005213808,0.0002771364,0.0008229241,0.0001197427,0.0003716672,0.0002025031,0.0004298855,0.0003233286],"category_scores_gemma":[0.0008822066,0.0001525202,0.000307288,0.0005505602,0.0002815741,0.0001904734,0.0003859065,0.0004158993,0.0001521087],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001701188,"about_ca_system_score_gemma":0.0004006472,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00154291,"about_ca_topic_score_gemma":0.001833116,"domain_scores_codex":[0.9995865,0.00008078778,0.0000221998,0.0001559553,0.000101599,0.00005296338],"domain_scores_gemma":[0.9996482,0.00007227183,0.000106607,0.00002899345,0.0001089257,0.00003494514],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.00008799557,0.00003442619,0.009187344,0.0001492251,0.00001241882,0.000055136,0.00006650177,0.0003186707,0.9751582,0.00007023571,0.00007107217,0.01478873],"study_design_scores_gemma":[0.00001824771,0.0006164366,0.04322921,0.00006109902,0.00009413786,0.0006507367,0.0003154693,0.006723907,0.942775,0.0001975718,0.005283464,0.00003477502],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8850693,0.00363386,0.106636,0.0003618475,0.00006598555,0.0002202184,0.002254,0.0002610319,0.001497795],"genre_scores_gemma":[0.9123161,0.001613845,0.08306734,0.0001544303,0.00002335766,0.0001174544,0.001861325,0.00003131117,0.0008148307],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00154291,"threshold_uncertainty_score":0.003067911,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01214766866512682,"score_gpt":0.2529854805241267,"score_spread":0.2408378118589999,"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."}}