{"id":"W4296088210","doi":"10.17159/2309-8775/2015/v57n1a","title":"Concrete durability standards: International trends and the South African context","year":2015,"lang":"en","type":"article","venue":"Journal of the South African Institution of Civil Engineering","topic":"Concrete Corrosion and Durability","field":"Engineering","cited_by":6,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"AfriSam; University of Cape Town; Water Research Commission","keywords":"Durability; Context (archaeology); Limiting; Engineering; Forensic engineering; Construction engineering; Civil engineering; Computer science; Geography; Mechanical engineering","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":[0.004987423,0.0004102466,0.0002457579,0.002728469,0.001652912,0.003422048,0.0006915036,0.0009643289,0.003384343],"category_scores_gemma":[0.007453408,0.0003276499,0.0001539491,0.005178337,0.002933254,0.003233866,0.002121329,0.002031543,0.0003222675],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.004551851,"about_ca_system_score_gemma":0.008420945,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01119658,"about_ca_topic_score_gemma":0.01031827,"domain_scores_codex":[0.9971501,0.0005797968,0.0004417428,0.0003769756,0.001017975,0.0004333756],"domain_scores_gemma":[0.9921367,0.002352213,0.002158615,0.0003969051,0.002599485,0.0003560606],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"observational","study_design_scores_codex":[0.0001967011,0.000166131,0.03320853,0.004769824,0.00004195354,0.00252783,0.03166478,0.002000967,0.02681274,0.4157311,0.009986757,0.4728927],"study_design_scores_gemma":[0.00001439668,0.0001804552,0.1205423,0.00346997,0.00005724154,0.002530414,0.02852059,0.0006040175,0.01214135,0.01742007,0.8144251,0.00009408886],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.4586284,0.1733427,0.009982413,0.09988063,0.001093861,0.0001702841,0.0007111391,0.0001344316,0.256056],"genre_scores_gemma":[0.9140447,0.05872652,0.01037039,0.002215754,0.0001965171,0.00005837329,0.0002724397,0.00007474906,0.01404053],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01119658,"threshold_uncertainty_score":0.03302622,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01311645256189481,"score_gpt":0.2132428884720107,"score_spread":0.2001264359101159,"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."}}