{"id":"W4409154609","doi":"10.5006/37692-ch22","title":"AC Corrosion - Case Histories, Test Procedures, &amp; Mitigation","year":2025,"lang":"en","type":"book-chapter","venue":"","topic":"Non-Destructive Testing Techniques","field":"Engineering","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Corrosion; Test (biology); Environmental science; Materials science; Metallurgy; Geology; Paleontology","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":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.00008089875,0.0004366284,0.0003211389,0.0002310978,0.00008816801,0.00003800524,0.0001706468,0.0004635694,0.0002734872],"category_scores_gemma":[0.0003159046,0.0004728638,0.00007861234,0.00005624253,0.00007367593,0.0001001561,0.00007682567,0.0004906068,0.00003911489],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007392957,"about_ca_system_score_gemma":0.0001267091,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00005590827,"about_ca_topic_score_gemma":0.0004447609,"domain_scores_codex":[0.998915,0.00000454987,0.0003454879,0.0003467441,0.0001846352,0.0002035886],"domain_scores_gemma":[0.998984,0.0002097062,0.00008556829,0.0004798944,0.0001641162,0.00007666313],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"not_applicable","study_design_scores_codex":[0.00000643458,0.00001762553,0.0001409746,0.001635554,0.00003798342,0.0005317342,0.0001436882,0.00000691564,0.006385294,0.5124587,0.4764123,0.002222784],"study_design_scores_gemma":[0.0002168901,0.00008443133,0.00001312582,0.001793174,0.0001734864,0.002050524,0.000007318932,0.000132599,0.001722698,0.4223525,0.5700043,0.001448922],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"other","genre_gemma":"other","genre_scores_codex":[0.00004574165,0.000452696,0.01170691,0.00002981771,0.0005017227,0.00049762,0.0001017571,0.004399998,0.9822637],"genre_scores_gemma":[0.003037824,0.0001120988,0.3942565,0.00006229055,0.0002189759,0.00006856056,0.0003263358,0.0002008079,0.6017166],"genre_candidate":"other","genre_consensus":"other","teacher_disagreement_score":0.3825496,"threshold_uncertainty_score":0.9997723,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01388666971520079,"score_gpt":0.2279962697650027,"score_spread":0.214109600049802,"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."}}