{"id":"W2032603388","doi":"10.1617/s11527-008-9359-9","title":"Optimal efficiency factor in strut-and-tie model for FRP-reinforced concrete short beams with (1.5 < a/d < 2.5)","year":2008,"lang":"en","type":"article","venue":"Materials and Structures","topic":"Structural Behavior of Reinforced Concrete","field":"Engineering","cited_by":52,"is_retracted":false,"has_abstract":false,"ca_institutions":"Western University","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Fibre-reinforced plastic; Structural engineering; Reinforced concrete; Solid mechanics; Stiffness; Shear (geology); Flexural strength; Materials science; Ultimate load; Composite material; Finite element method; Engineering","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":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.00005345733,0.0003885175,0.0005146065,0.0001165957,0.0001337297,0.0001051249,0.0001495889,0.0001826158,0.00006292333],"category_scores_gemma":[0.00001646229,0.0003020279,0.00004127085,0.00007125673,0.0001647101,0.0002099985,0.00005012904,0.0001106939,5.592411e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00003640094,"about_ca_system_score_gemma":0.0000298326,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00003215355,"about_ca_topic_score_gemma":0.000001701166,"domain_scores_codex":[0.9985994,0.00001125578,0.0003908701,0.0003168461,0.0002022861,0.000479375],"domain_scores_gemma":[0.9995206,0.00004214582,0.00004651014,0.0002130982,0.00004122238,0.0001364044],"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":[0.0002729824,1.088566e-7,0.0002566842,0.0001648832,0.00005015932,0.00002233871,0.001334913,0.1245868,0.8710763,0.001264096,0.0000301281,0.000940682],"study_design_scores_gemma":[0.002231276,0.0003651955,0.009120927,0.00005634029,0.00006432132,0.0002329201,0.00008352219,0.3218276,0.6647137,0.0001107972,0.0001239155,0.001069459],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9933631,0.0001559121,0.00519136,0.0000057734,0.0002174526,0.0005638367,0.0002713947,0.0001578185,0.00007336007],"genre_scores_gemma":[0.9901578,0.00006478599,0.009462893,0.00002149913,0.00007039236,0.00005420174,0.00005057543,0.0000549928,0.00006280795],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2063626,"threshold_uncertainty_score":0.9999432,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01552733586236919,"score_gpt":0.2221633654579154,"score_spread":0.2066360295955462,"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."}}