{"id":"W2027400592","doi":"10.1061/(asce)1090-0241(2008)134:9(1311)","title":"Modified Direct Shear Test for Anisotropic Strength of Sand","year":2008,"lang":"en","type":"article","venue":"Journal of Geotechnical and Geoenvironmental Engineering","topic":"Geotechnical Engineering and Underground Structures","field":"Engineering","cited_by":109,"is_retracted":false,"has_abstract":true,"ca_institutions":"McMaster University","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Direct shear test; Anisotropy; Simple shear; Materials science; Shear (geology); Triaxial shear test; Geotechnical engineering; Granular material; Shear strength (soil); Friction angle; Composite material; Geology; Soil water; Optics; Physics","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0005476896,0.0004587494,0.0004106698,0.001041857,0.0002094507,0.0002453257,0.0004148289,0.000330956,0.003217226],"category_scores_gemma":[0.001362078,0.000266534,0.0003601302,0.00049249,0.0002556666,0.000310678,0.0005011499,0.0004923325,0.0007163205],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000136197,"about_ca_system_score_gemma":0.000206466,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00073411,"about_ca_topic_score_gemma":0.002199421,"domain_scores_codex":[0.9990419,0.0001029244,0.00008003568,0.0001644523,0.0005543299,0.00005629559],"domain_scores_gemma":[0.9984021,0.0004894388,0.0003522226,0.0001767621,0.0004348274,0.0001447468],"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":[0.0006161041,0.0001262689,0.01959397,0.0001488994,0.00008229972,0.0001756111,0.0001491652,0.000420539,0.9543624,0.000331947,0.0003068828,0.02368595],"study_design_scores_gemma":[0.00009633671,0.002576341,0.1891539,0.00004394761,0.0001358298,0.001320304,0.0002812096,0.009319633,0.7911636,0.0004865771,0.005304609,0.0001178291],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9351556,0.0007396239,0.05704705,0.00005079922,0.0001436482,0.0002131748,0.0009739865,0.0002028503,0.005473337],"genre_scores_gemma":[0.946677,0.0004241398,0.04752234,0.00007350366,0.00002689459,0.0002004455,0.0008419568,0.00004422916,0.004189491],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003217226,"threshold_uncertainty_score":0.01076269,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.006075143634791589,"score_gpt":0.1747733531068076,"score_spread":0.168698209472016,"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."}}