{"id":"W2041328110","doi":"10.1080/15376490802135266","title":"Numerical Analysis of Brittle Crack Initiation at Stress Concentrations in Composites","year":2008,"lang":"en","type":"article","venue":"Mechanics of Advanced Materials and Structures","topic":"Fatigue and fracture mechanics","field":"Engineering","cited_by":37,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Memorial University of Newfoundland; Forschungszentrum Jülich","keywords":"Classification of discontinuities; Materials science; Finite element method; Brittleness; Ceramic; Composite material; Stress (linguistics); Fracture mechanics; Structural engineering; Fracture (geology); Fracture toughness; Engineering; Mathematics","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"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":[0.0004753908,0.0002966668,0.0003027179,0.0007561056,0.0004625409,0.0005070202,0.0004869409,0.0008535311,0.001118732],"category_scores_gemma":[0.001455997,0.0002903183,0.0003084278,0.0004290035,0.0008452309,0.0003087293,0.0004390933,0.0004135831,0.0001273289],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000613893,"about_ca_system_score_gemma":0.0005458785,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004698364,"about_ca_topic_score_gemma":0.004108197,"domain_scores_codex":[0.9999112,0.00001996464,0.000004242116,0.00001117589,0.00003745906,0.000015922],"domain_scores_gemma":[0.9994796,0.0002819447,0.00007726398,0.00003172136,0.00008518059,0.0000444191],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.00005719074,0.00003425354,0.001432524,0.00005011304,0.0000119023,0.0001231884,0.00009894441,0.9750208,0.008369764,0.009271272,0.0002296173,0.005300441],"study_design_scores_gemma":[0.000003524984,0.00001220206,0.0002751031,0.000003796477,0.000001794319,0.00001333785,0.00001091936,0.9980743,0.0006259467,0.0008396907,0.0001360731,0.000003321708],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8073176,0.0007909668,0.1762095,0.0003762986,0.0000664796,0.00006949549,0.0001135844,0.0004644779,0.01459157],"genre_scores_gemma":[0.9748452,0.000175194,0.02334631,0.00001707692,0.00001142498,0.00003858465,0.0000300679,0.000030392,0.001505887],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.004698364,"threshold_uncertainty_score":0.009342015,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009029500862515203,"score_gpt":0.2209565213474374,"score_spread":0.2119270204849222,"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."}}