{"id":"W4304182509","doi":"10.1016/j.pce.2022.103260","title":"Advances on concrete strength properties after adding polypropylene fibers from health personal protective equipment (PPE) of COVID-19: Implication on waste management and sustainable environment","year":2022,"lang":"en","type":"article","venue":"Physics and Chemistry of the Earth Parts A/B/C","topic":"Innovative concrete reinforcement materials","field":"Engineering","cited_by":23,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of the Fraser Valley","funders":"Najran University","keywords":"Personal protective equipment; Polypropylene; Reuse; Coronavirus disease 2019 (COVID-19); Materials science; Consistency (knowledge bases); Face masks; Composite material; Environmental science; Computer science; Engineering; Waste management; Medicine","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":[],"consensus_categories":[],"category_scores_codex":[0.000128893,0.0001337096,0.0001691415,0.00001215286,0.0001539937,0.00001299844,0.00007245123,0.00001323873,0.00006447054],"category_scores_gemma":[0.000004180874,0.0001092686,0.00002721866,0.00004375852,0.00008179114,0.00004702113,0.0001621598,0.00008062315,2.292152e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000116818,"about_ca_system_score_gemma":0.00002235346,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00002367098,"about_ca_topic_score_gemma":9.801217e-8,"domain_scores_codex":[0.999209,0.0000285819,0.000188278,0.0001745068,0.0002175896,0.0001820242],"domain_scores_gemma":[0.9996299,0.00001647938,0.0001440574,0.0001524993,0.00001258607,0.00004451862],"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":[0.001507303,0.00008324634,0.0004848822,0.01020305,0.0007697699,0.000006144488,0.01170522,0.1155314,0.8374817,0.004078635,0.000295955,0.01785277],"study_design_scores_gemma":[0.0006989397,0.0002329349,0.0001820968,0.0001677437,0.00002459083,5.773571e-7,0.003683338,0.004102566,0.9838949,0.0003326145,0.006459895,0.0002197517],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9979895,0.0004192114,0.000132582,0.0001681699,0.00002641626,0.0005744866,0.0001556635,0.00001435123,0.0005195708],"genre_scores_gemma":[0.9992872,0.0001245043,0.00005421774,0.00006442981,0.00003137459,0.0002271121,0.00001832009,0.00001253212,0.0001802962],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1464133,"threshold_uncertainty_score":0.4455843,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009782150949304841,"score_gpt":0.2063969041924339,"score_spread":0.196614753243129,"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."}}