{"id":"W2220262159","doi":"","title":"Spectrum Analysis and Directivity Pattern of a Transducer-Driven Conch Shell","year":2015,"lang":"en","type":"article","venue":"","topic":"Music Technology and Sound Studies","field":"Computer Science","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Concordia University","funders":"","keywords":"Conch; Acoustics; Shell (structure); Loudspeaker; Transducer; Timbre; Spiral (railway); Directivity; Harmonics; Musical instrument; Harmonic; Engineering; Physics; Geology; Electrical engineering; Mechanical engineering","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":[0.0001130579,0.0002187062,0.000174302,0.000446813,0.0001443748,0.0002317905,0.0003283914,0.0003442207,0.00170499],"category_scores_gemma":[0.0003017831,0.0001807833,0.0002115277,0.0002096675,0.0004245874,0.0001636877,0.0002913045,0.0001696307,0.0002332101],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001824165,"about_ca_system_score_gemma":0.0001747923,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0008957615,"about_ca_topic_score_gemma":0.00108971,"domain_scores_codex":[0.9998901,0.000007512503,0.000003779307,0.0000247166,0.00005868572,0.00001517915],"domain_scores_gemma":[0.9996216,0.0001079266,0.00006499508,0.00003513917,0.0001262443,0.0000441748],"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":[0.0001650016,0.00001668852,0.002213338,0.00004879015,0.000007327996,0.000686086,0.0002557306,0.001574391,0.9884385,0.0003372661,0.0001076985,0.0061492],"study_design_scores_gemma":[0.00002809625,0.0005031956,0.09197416,0.00003133067,0.00003290698,0.00199772,0.0007767463,0.03025101,0.8717061,0.0003076665,0.002324424,0.0000665809],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9877388,0.00009540188,0.008477778,0.00003686456,0.000008050927,0.00001265932,0.00008805218,0.0001187176,0.00342374],"genre_scores_gemma":[0.9906324,0.00006321885,0.006367349,0.0000195542,0.000003389401,0.000008933222,0.00009956539,0.00002865897,0.002776905],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00170499,"threshold_uncertainty_score":0.005703747,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02153663748777469,"score_gpt":0.2401271342250594,"score_spread":0.2185904967372847,"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."}}