{"id":"W4415263479","doi":"10.1016/j.ijhydene.2025.152011","title":"Experimental and simulated helium dispersion in a model parking garage: Insights for hydrogen vehicle risk assessment","year":2025,"lang":"en","type":"article","venue":"International Journal of Hydrogen Energy","topic":"Combustion and Detonation Processes","field":"Engineering","cited_by":2,"is_retracted":false,"has_abstract":false,"ca_institutions":"Canadian Nuclear Laboratories","funders":"Atomic Energy of Canada Limited","keywords":"Helium; Dispersion (optics); Ventilation (architecture); Hydrogen; Natural ventilation; Computational fluid dynamics","routes":{"ca_aff":true,"ca_fund":true,"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":[0.0004475396,0.0004238435,0.00042894,0.0004734279,0.0004426535,0.0005249107,0.000607415,0.00102576,0.001252198],"category_scores_gemma":[0.0007800976,0.0002350211,0.0003403438,0.0003490517,0.0005400929,0.000665624,0.0003619972,0.0002820518,0.0001948471],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004956168,"about_ca_system_score_gemma":0.0004769394,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.007257011,"about_ca_topic_score_gemma":0.007219228,"domain_scores_codex":[0.9998366,0.00004153126,0.00000916268,0.00003660915,0.00004241349,0.00003367236],"domain_scores_gemma":[0.9995019,0.0003148083,0.00002757967,0.00003956453,0.00008875369,0.00002734389],"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":[0.002313891,0.0006795421,0.05544414,0.0001681991,0.0000554784,0.0006972338,0.0004390545,0.8592017,0.0679803,0.001159146,0.0004247082,0.01143657],"study_design_scores_gemma":[0.00007034122,0.0006037586,0.01455441,0.00001036754,0.00003086944,0.00007799157,0.0003349021,0.9532411,0.03042489,0.0003927062,0.00022096,0.00003776054],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9980549,0.00001586953,0.00131739,0.00001295823,0.000003489198,0.000007939088,0.00009570648,0.0000268432,0.0004649779],"genre_scores_gemma":[0.999318,0.00001179412,0.0003687095,0.000001724833,5.125551e-7,0.000003769843,0.00005287987,0.000003510182,0.0002390969],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.007257011,"threshold_uncertainty_score":0.01442957,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.00777225907773114,"score_gpt":0.2693833196565601,"score_spread":0.261611060578829,"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."}}