{"id":"W2882975389","doi":"10.1520/jte20160496","title":"The Rock-Breaking Mechanism of Directional Fracture Blast Using an Irregular Shape Cartridge and Its Field Application","year":2018,"lang":"en","type":"article","venue":"Journal of Testing and Evaluation","topic":"High-Velocity Impact and Material Behavior","field":"Materials Science","cited_by":5,"is_retracted":false,"has_abstract":true,"ca_institutions":"Geomechanica (Canada)","funders":"","keywords":"Detonation; Cartridge; Materials science; Fracture mechanics; Explosive material; Wedge (geometry); Fracture (geology); Rock blasting; Fracture toughness; Crack growth resistance curve; Compression (physics); Structural engineering; Composite material; Crack closure; Geology; Geotechnical engineering; Engineering; Optics; Physics; Metallurgy; Chemistry","routes":{"ca_aff":true,"ca_fund":false,"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":[],"consensus_categories":[],"category_scores_codex":[0.001903917,0.00006454271,0.0001071469,0.00004324429,0.000319852,0.0001084083,0.00006611073,0.00005256327,0.00003570772],"category_scores_gemma":[0.0006694211,0.00004453151,0.00001488236,0.00006873481,0.0000222561,0.000305484,0.00002206872,0.0000582996,0.000001125467],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00002736118,"about_ca_system_score_gemma":0.00007464345,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00005028686,"about_ca_topic_score_gemma":0.000008245886,"domain_scores_codex":[0.9991342,0.000098433,0.0002602202,0.00008326721,0.0003320269,0.00009187782],"domain_scores_gemma":[0.9986661,0.0001788193,0.000412198,0.00005980789,0.0006340288,0.00004901212],"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":[0.00003134663,0.00001365908,0.0001850891,0.0000086327,0.000003010923,2.030094e-7,0.0002822205,0.0001765113,0.9895737,0.00002777499,0.00001162455,0.009686196],"study_design_scores_gemma":[0.0004288606,0.0005758578,0.01378529,0.0001654289,0.0001595916,0.0001827422,0.0001618344,0.1545518,0.8285151,0.001307928,0.00006415426,0.0001014026],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9962406,0.00009529079,0.003116591,0.0001523178,0.0002713599,0.0001015893,0.000002269745,0.000007063703,0.00001292349],"genre_scores_gemma":[0.99767,0.000006241053,0.001884651,0.00002758892,0.0004013983,0.000001749378,7.343774e-7,0.000004952605,0.000002688953],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1610586,"threshold_uncertainty_score":0.2460075,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.07136280262265962,"score_gpt":0.3517020962860025,"score_spread":0.2803392936633429,"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."}}