{"id":"W2471149676","doi":"","title":"Wellbore Stress Changes and Microannulus Development Because of Cement Shrinkage","year":2015,"lang":"en","type":"article","venue":"49th U.S. Rock Mechanics/Geomechanics Symposium","topic":"Drilling and Well Engineering","field":"Engineering","cited_by":20,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Waterloo","funders":"","keywords":"Shrinkage; Cement; Stress (linguistics); Forensic engineering; Wellbore; Geology; Petroleum engineering; Engineering; Materials science; Composite material; Philosophy","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":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.0004815796,0.0005801271,0.000597602,0.0003610873,0.0001129451,0.00006713506,0.000425064,0.0002857728,0.00003341417],"category_scores_gemma":[0.00002558328,0.0006259694,0.00007668554,0.0003769959,0.000005829233,0.0001646055,0.000326063,0.0003346418,0.00005177742],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002384865,"about_ca_system_score_gemma":0.00008602293,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0000258345,"about_ca_topic_score_gemma":0.00006765165,"domain_scores_codex":[0.9975178,0.00003164552,0.0006125655,0.0005249916,0.0005219415,0.0007910511],"domain_scores_gemma":[0.9985917,0.0000418146,0.0001320577,0.0005622392,0.0001919841,0.0004801957],"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":[0.00006021733,0.0002294398,0.00003579297,0.001727367,0.0005156153,0.00005825335,0.00524208,0.8238879,0.1511504,0.00932662,0.001775288,0.005990932],"study_design_scores_gemma":[0.001104552,0.0002296459,0.000002054298,0.0003342392,0.00008884856,0.00003158605,0.0006711064,0.6104079,0.3643589,0.0007079849,0.02117384,0.0008893777],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.06539265,0.006009649,0.9188519,0.0002866535,0.004776341,0.001257477,0.0002298753,0.001654345,0.001541082],"genre_scores_gemma":[0.9956161,0.001027136,0.002456784,0.00005328078,0.0001805676,0.0000838723,0.00008924584,0.0001833924,0.0003095553],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.9302235,"threshold_uncertainty_score":0.9996192,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01294503680500449,"score_gpt":0.1944926136243627,"score_spread":0.1815475768193582,"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."}}