{"id":"W4406097004","doi":"10.2139/ssrn.5084424","title":"Experimental Shear Performance of Old Masonry Walls Typical of Eastern Canada","year":2025,"lang":"en","type":"preprint","venue":"SSRN Electronic Journal","topic":"Masonry and Concrete Structural Analysis","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"McGill University","funders":"","keywords":"Masonry; Unreinforced masonry building; Seismic retrofit; Shear wall; Low-rise; Lime mortar; Diagonal; Geology; Civil engineering; Geotechnical engineering; Structural engineering; Engineering; Reinforced concrete; Mathematics","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"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":[0.000266654,0.0003775911,0.0002563176,0.0004802295,0.001209238,0.0005257008,0.000600906,0.0004024087,0.002784978],"category_scores_gemma":[0.0005867134,0.0002810586,0.0001363236,0.0006475553,0.0009136908,0.0001717226,0.0003848229,0.0003243703,0.0004612357],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00217544,"about_ca_system_score_gemma":0.001496229,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.4182624,"about_ca_topic_score_gemma":0.6438571,"domain_scores_codex":[0.9997156,0.00001195891,0.00001021153,0.00004713103,0.0001151595,0.00009989578],"domain_scores_gemma":[0.9993908,0.00007351538,0.00004372227,0.00005380162,0.0003199237,0.0001181956],"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":[0.004638011,0.0007123396,0.10147,0.0000881069,0.00003406969,0.0006043167,0.003124638,0.01327657,0.8609794,0.0008101159,0.0005561938,0.01370624],"study_design_scores_gemma":[0.00006023223,0.0009333675,0.7695553,0.00002003262,0.0000398012,0.0001334321,0.002133081,0.008396067,0.2165987,0.0001041319,0.001988191,0.00003769848],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9988227,0.000008085499,0.00008359621,0.000001522481,7.183532e-7,0.00000335467,0.0001033529,0.000005182591,0.0009715215],"genre_scores_gemma":[0.9980345,0.00001701403,0.000158463,0.000002118934,4.015342e-7,0.000003383956,0.0001921898,0.000005875991,0.001586011],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.5817376,"threshold_uncertainty_score":0.8316557,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.004686117611937583,"score_gpt":0.1991511538018833,"score_spread":0.1944650361899457,"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."}}