{"id":"W3213123444","doi":"10.32920/ryerson.14644389.v1","title":"Cold flow testing of laboratory-scale hybrid rocket engine test apparatus","year":2021,"lang":"en","type":"preprint","venue":"","topic":"Rocket and propulsion systems research","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Rocket engine; Nozzle; Thrust; Mechanics; Rocket (weapon); Transient (computer programming); Flow (mathematics); Engineering; Aerospace engineering; Physics; Computer science","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0008000805,0.0006006432,0.0004825336,0.000659165,0.0005346021,0.0004032675,0.001086555,0.0006749752,0.00215964],"category_scores_gemma":[0.001540917,0.0001583433,0.0003658501,0.000300157,0.0004897948,0.0004992768,0.0005571295,0.0005091774,0.0005236002],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004686078,"about_ca_system_score_gemma":0.0002205477,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001660426,"about_ca_topic_score_gemma":0.002397398,"domain_scores_codex":[0.9993833,0.0000849613,0.00004894977,0.0001457139,0.0002423708,0.00009470943],"domain_scores_gemma":[0.9988827,0.0003019049,0.0001446046,0.0001408938,0.0004350533,0.00009486506],"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":[0.0007632304,0.0003663633,0.004224184,0.0001397513,0.00001938367,0.0002807535,0.0002462757,0.002095536,0.9838772,0.0001850179,0.0002160027,0.00758638],"study_design_scores_gemma":[0.0000761976,0.004287571,0.01824225,0.00001918536,0.00003237753,0.000180294,0.0002100884,0.005131433,0.9707015,0.00004994207,0.001032833,0.00003639248],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9903731,0.00006960034,0.008241739,0.00002188588,0.00002084723,0.000138001,0.0003265369,0.0002290087,0.000579057],"genre_scores_gemma":[0.9924384,0.00006594119,0.005367588,0.00003093016,0.00001170344,0.0001990078,0.0004612494,0.00004615807,0.001379135],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00215964,"threshold_uncertainty_score":0.007224739,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02280089114510181,"score_gpt":0.2494623795760936,"score_spread":0.2266614884309918,"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."}}