{"id":"W2063527113","doi":"10.1016/j.tust.2009.09.002","title":"Stress–strain measurements for HDPE pipe during and after simulated installation by horizontal directional drilling","year":2009,"lang":"en","type":"article","venue":"Tunnelling and Underground Space Technology","topic":"Geotechnical Engineering and Underground Structures","field":"Engineering","cited_by":8,"is_retracted":false,"has_abstract":false,"ca_institutions":"Queen's University","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Directional drilling; Strain (injury); High-density polyethylene; Drilling; Stress–strain curve; Geotechnical engineering; Stress (linguistics); Engineering; Trenchless technology; Mechanical engineering; Geology; Forensic engineering; Mathematics; Structural engineering; Materials science; Composite material; Anatomy; Biology; Finite element method; Polyethylene; Pipeline transport","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":[0.0002613186,0.0003879515,0.0003953872,0.0002656973,0.000376845,0.0002905589,0.0004170467,0.0006830827,0.001463833],"category_scores_gemma":[0.0004578037,0.0002715548,0.0002905672,0.0003043758,0.0005361816,0.0003219656,0.0002827389,0.0004321381,0.0001923001],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000215214,"about_ca_system_score_gemma":0.000200413,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001893742,"about_ca_topic_score_gemma":0.002140438,"domain_scores_codex":[0.9997939,0.00002334395,0.00001168471,0.00004874985,0.00007619832,0.00004608014],"domain_scores_gemma":[0.9995887,0.0001403446,0.00005981465,0.00004922026,0.0001103434,0.00005164707],"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":[0.00733073,0.0006240978,0.0559211,0.0002104887,0.00008524439,0.001383442,0.00166592,0.03986242,0.8710579,0.0002606238,0.0007832495,0.02081479],"study_design_scores_gemma":[0.0001643772,0.004878074,0.4829582,0.00003442158,0.0001465704,0.0004141547,0.001123616,0.08329546,0.4248995,0.0002243655,0.001741864,0.0001194159],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9985811,0.00001309678,0.0008452601,0.000009097894,0.000006056846,0.000004491289,0.0001704664,0.00004060741,0.0003298796],"genre_scores_gemma":[0.999382,0.000009109447,0.0002043237,0.000002614666,0.000001266796,0.000005007647,0.0001074345,0.000004580138,0.0002835107],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001893742,"threshold_uncertainty_score":0.004896998,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.006500446922874497,"score_gpt":0.2003278835373664,"score_spread":0.1938274366144919,"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."}}