{"id":"W2801743017","doi":"10.1029/2017jb015366","title":"Multiscale Insights Into Borehole Instabilities in High‐Porosity Sandstones","year":2018,"lang":"en","type":"article","venue":"Journal of Geophysical Research Solid Earth","topic":"Rock Mechanics and Modeling","field":"Engineering","cited_by":46,"is_retracted":false,"has_abstract":true,"ca_institutions":"Carleton University","funders":"Research Grants Council, University Grants Committee; Natural Sciences and Engineering Research Council of Canada; National Natural Science Foundation of China","keywords":"Borehole; Porosity; Failure mode and effects analysis; Geology; Stress path; Discrete element method; Compaction; Geotechnical engineering; Finite element method; Representative elementary volume; Stress (linguistics); Parametric statistics; Instability; Mechanics; Boundary value problem; Materials science; Shear (geology); Structural engineering; Composite material; Engineering; Petrology; Mathematics; Mathematical analysis","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":[0.0002486472,0.000297369,0.0003301474,0.0007413904,0.0003480688,0.0007175328,0.0004664637,0.0005020878,0.0007465517],"category_scores_gemma":[0.0005596032,0.0002490401,0.0004668937,0.0002231924,0.0009880295,0.0006311616,0.0007431032,0.0003392504,0.00007277892],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004409832,"about_ca_system_score_gemma":0.0002696159,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002327893,"about_ca_topic_score_gemma":0.001295232,"domain_scores_codex":[0.9998907,0.00002616472,0.000006263766,0.00001883245,0.00003207652,0.00002591099],"domain_scores_gemma":[0.9997818,0.00005180174,0.00007516802,0.00001956472,0.00004087836,0.00003078386],"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":[0.0001027982,0.00011356,0.01718197,0.0001229189,0.0001003268,0.00108737,0.0004938139,0.7677631,0.1213198,0.08078299,0.0003140981,0.01061731],"study_design_scores_gemma":[0.000007322038,0.00002792497,0.006133258,0.000005691966,0.000006539253,0.00008382258,0.00007926193,0.9820465,0.001347186,0.00998605,0.000263698,0.00001272683],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8294873,0.0003206501,0.1666901,0.0001763551,0.00001897523,0.00003023408,0.0000523093,0.0001401804,0.003083864],"genre_scores_gemma":[0.9954456,0.00004616743,0.004187957,0.000007703037,0.0000080119,0.000008651627,0.000009733726,0.000008229249,0.000277878],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002327893,"threshold_uncertainty_score":0.004628718,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02858737955313381,"score_gpt":0.313092542793361,"score_spread":0.2845051632402271,"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."}}