{"id":"W2778329292","doi":"10.1016/j.conbuildmat.2017.12.044","title":"Strength estimation of concrete masonry units using stress-wave methods","year":2017,"lang":"en","type":"article","venue":"Construction and Building Materials","topic":"Ultrasonics and Acoustic Wave Propagation","field":"Engineering","cited_by":18,"is_retracted":false,"has_abstract":false,"ca_institutions":"McGill University","funders":"","keywords":"Masonry; Compressive strength; Schmidt hammer; Nondestructive testing; Compaction; Destructive testing; Hammer; Structural engineering; Stress wave; Test method; Materials science; Stress (linguistics); Geotechnical engineering; Engineering; Composite material; Mathematics; Materials testing; Statistics","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003750628,0.0005226628,0.0003597207,0.001604037,0.0001448284,0.0002848702,0.000511687,0.0004939081,0.0007321805],"category_scores_gemma":[0.0008829146,0.0003453327,0.0002628295,0.0007345816,0.0001779603,0.0004119517,0.0002936538,0.0001993013,0.0003462733],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001462039,"about_ca_system_score_gemma":0.0002051215,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00121725,"about_ca_topic_score_gemma":0.002784099,"domain_scores_codex":[0.9997701,0.00004322768,0.00001468108,0.0000349997,0.0001187025,0.00001834153],"domain_scores_gemma":[0.9994222,0.0002237872,0.0001001189,0.00003568977,0.0001877954,0.00003049812],"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":[0.0005900937,0.0003368554,0.05493381,0.0002539486,0.0001041913,0.0002285115,0.0002068138,0.1292096,0.4862282,0.0007643298,0.0004266718,0.3267169],"study_design_scores_gemma":[0.00002319676,0.0002529293,0.05961177,0.00002014217,0.00006080581,0.0001892652,0.0001137188,0.8483261,0.09044117,0.0003763675,0.0005500296,0.00003456387],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.7888125,0.0002327021,0.208896,0.00002734389,0.00001355495,0.00002148483,0.0001276058,0.0002301867,0.00163873],"genre_scores_gemma":[0.9677207,0.00009490157,0.03149541,0.000004702798,0.000006112741,0.00001280298,0.0001051668,0.00001578062,0.000544414],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001604037,"threshold_uncertainty_score":0.002449393,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03564697478844692,"score_gpt":0.2953867475678323,"score_spread":0.2597397727793854,"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."}}