{"id":"W1973741445","doi":"10.3141/2028-22","title":"Longitudinal Progression of Burst Head during Pipe Bursting","year":2007,"lang":"en","type":"article","venue":"Transportation Research Record Journal of the Transportation Research Board","topic":"Geotechnical Engineering and Underground Structures","field":"Engineering","cited_by":7,"is_retracted":false,"has_abstract":true,"ca_institutions":"Queen's University","funders":"","keywords":"Bursting; Head (geology); Finite element method; Rotational symmetry; Mechanics; Structural engineering; Materials science; Engineering; Geology; Physics","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":["research_integrity"],"consensus_categories":[],"category_scores_codex":[0.003622881,0.0002382485,0.0004271671,0.0009739071,0.0003576687,0.00005874499,0.0007614993,0.0002236426,0.00007168169],"category_scores_gemma":[0.0001613925,0.0001825052,0.000319776,0.001831396,0.0003998909,0.0003587985,0.000006320648,0.002337027,0.000003470131],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002301191,"about_ca_system_score_gemma":0.0001352648,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001358263,"about_ca_topic_score_gemma":0.006369807,"domain_scores_codex":[0.9944068,0.0001947098,0.001400025,0.0002533634,0.002821204,0.0009239564],"domain_scores_gemma":[0.9967738,0.000662468,0.000232375,0.0003711112,0.001623326,0.0003369231],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.003301437,0.0004664175,0.4684612,0.003953654,0.0006087066,0.0006540156,0.004016484,0.2663403,0.2142382,0.003805837,0.001019758,0.03313401],"study_design_scores_gemma":[0.0009681178,0.0003458817,0.9711369,0.0007519199,0.00002993692,0.000002583103,0.0005615666,0.0004449321,0.023264,0.001029083,0.001281357,0.0001837628],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9838435,0.0004865254,0.01418725,0.0002758456,0.0005106221,0.0004350817,0.00001826298,0.00008149404,0.0001614401],"genre_scores_gemma":[0.9969108,0.0003555586,0.002350294,0.000002540382,0.0001976926,0.00001268588,0.000006306142,0.00005936533,0.0001047445],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.5026757,"threshold_uncertainty_score":0.9999646,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.05246075981335899,"score_gpt":0.3615138675615066,"score_spread":0.3090531077481476,"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."}}