{"id":"W4416890223","doi":"10.1016/j.jobe.2025.114840","title":"Optimization of foamed concrete mix proportion by replacing sand with Granulated Crumb Rubber (GCR) for mechanical and durability properties enhancement","year":2025,"lang":"en","type":"article","venue":"Journal of Building Engineering","topic":"Innovative concrete reinforcement materials","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Waterloo","funders":"Najran University","keywords":"Crumb rubber; Ultimate tensile strength; Durability; Curing (chemistry); Moisture; Thermal conductivity; Water content","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":[0.0001682624,0.0004269166,0.0004012069,0.0003574661,0.0001550054,0.000345051,0.0003799142,0.0003109014,0.001618445],"category_scores_gemma":[0.0002761626,0.0001803023,0.0003281888,0.0003406159,0.0001617619,0.0003892109,0.0001920331,0.0002581875,0.0003164128],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001647444,"about_ca_system_score_gemma":0.0002407751,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0009379998,"about_ca_topic_score_gemma":0.002294833,"domain_scores_codex":[0.999848,0.00001545295,0.00001702303,0.00004727561,0.00004638771,0.00002581333],"domain_scores_gemma":[0.9999039,0.00001686813,0.00003173749,0.000006969334,0.00002712022,0.00001339748],"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":[0.0002933652,0.0001237924,0.000481044,0.0001823737,0.00001525806,0.00005670046,0.00002551543,0.001570931,0.990603,0.00008619411,0.00004224778,0.006519683],"study_design_scores_gemma":[0.00002079089,0.0006170435,0.003071187,0.00001184776,0.0001008608,0.0000605687,0.00004853441,0.006328838,0.9883918,0.00003093653,0.00130286,0.00001479529],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9945753,0.0006496717,0.0035351,0.00002536346,0.00002144504,0.00002349164,0.00009678755,0.00008131679,0.00099158],"genre_scores_gemma":[0.9950138,0.0003704685,0.003859995,0.00001232176,0.000004284169,0.00001476701,0.00006214344,0.00001731649,0.0006449524],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001618445,"threshold_uncertainty_score":0.005414248,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.006081965056083482,"score_gpt":0.2059615940498251,"score_spread":0.1998796289937416,"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."}}