{"id":"W2080071413","doi":"10.1119/1.2150755","title":"Simplifying the Motion of Coupled Oscillators Using the FFT","year":2005,"lang":"en","type":"article","venue":"The Physics Teacher","topic":"Experimental and Theoretical Physics Studies","field":"Physics and Astronomy","cited_by":6,"is_retracted":false,"has_abstract":true,"ca_institutions":"Alberta Crop Industry Development Fund","funders":"Acadia University","keywords":"Simple harmonic motion; Harmonic oscillator; Resonance (particle physics); Antisymmetric relation; Physics; Phase (matter); Harmonic; Oscillation (cell signaling); Motion (physics); Normal mode; Natural frequency; Fast Fourier transform; Spring (device); Classical mechanics; Acoustics; Mathematics; Quantum mechanics; Vibration; Mathematical physics; Chemistry","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":[0.00073005,0.001073295,0.0007277483,0.0009184079,0.0006908904,0.001003579,0.001526833,0.0007793115,0.03169122],"category_scores_gemma":[0.004797439,0.0004310368,0.001215744,0.0008340692,0.0008553882,0.002353464,0.001340921,0.001722457,0.01299456],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005257612,"about_ca_system_score_gemma":0.0008170499,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.009074282,"about_ca_topic_score_gemma":0.01081451,"domain_scores_codex":[0.9994364,0.0001055034,0.00005011372,0.00009830747,0.0002441192,0.00006539503],"domain_scores_gemma":[0.9993063,0.0002673389,0.00004541372,0.0002170091,0.0001402538,0.00002376255],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.0001713506,0.0001306808,0.001373221,0.0005260921,0.0001284936,0.001300387,0.0009060177,0.2163288,0.03042367,0.4419303,0.03417618,0.2726048],"study_design_scores_gemma":[0.00003717735,0.00005479794,0.0004929374,0.00005624614,0.00003059435,0.0003647224,0.0001517237,0.77049,0.007063898,0.1648524,0.05636535,0.0000400608],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"methods","genre_gemma":"methods","genre_scores_codex":[0.005009524,0.0001305326,0.9809362,0.0001596452,0.0002499929,0.00005961298,0.0002279431,0.0009276118,0.01229901],"genre_scores_gemma":[0.1347932,0.0006982784,0.8320443,0.0003089088,0.0002640743,0.0002788239,0.0007767877,0.002204559,0.02863105],"genre_candidate":"methods","genre_consensus":"methods","teacher_disagreement_score":0.03169122,"threshold_uncertainty_score":0.1060177,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02412937465376826,"score_gpt":0.2853477953825703,"score_spread":0.261218420728802,"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."}}