{"id":"W4411333551","doi":"10.1017/9781009546508.004","title":"The pendulum","year":2025,"lang":"en","type":"book-chapter","venue":"Cambridge University Press eBooks","topic":"Experimental and Theoretical Physics Studies","field":"Physics and Astronomy","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Alberta","funders":"","keywords":"Pendulum; Mathematics; Physics; Computer science; Quantum mechanics","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":[0.001846322,0.0006718404,0.0006340693,0.000911043,0.005783339,0.009192447,0.001158683,0.003314985,0.05911149],"category_scores_gemma":[0.004902008,0.0003621494,0.0004477593,0.0008198309,0.01020901,0.01406333,0.004730484,0.007399777,0.02266979],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.004417848,"about_ca_system_score_gemma":0.00397407,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004184048,"about_ca_topic_score_gemma":0.004837575,"domain_scores_codex":[0.9985852,0.0004348918,0.00003346414,0.0002947096,0.0004612015,0.0001905338],"domain_scores_gemma":[0.9987993,0.0004248023,0.00004345051,0.0001915562,0.0003184635,0.000222318],"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":[0.00001719354,0.00001346164,0.00006547261,0.00005522182,0.000003129815,0.00005025425,0.00159522,0.00006244271,0.00008795611,0.7473908,0.2241493,0.02650953],"study_design_scores_gemma":[0.000002899224,0.000005717669,0.000041314,0.000102771,0.000001143738,0.00004072277,0.0005139752,0.00004216422,0.00004026397,0.05070108,0.9485042,0.000003710428],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.001705135,0.01736837,0.002962398,0.08085186,0.0115023,0.00002846029,0.0001322511,0.0001341046,0.8853151],"genre_scores_gemma":[0.05296635,0.01075504,0.001867043,0.0359295,0.003928381,0.00007391042,0.0001575878,0.0003588657,0.8939633],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.05911149,"threshold_uncertainty_score":0.1977476,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008730269535495723,"score_gpt":0.1939812552980335,"score_spread":0.1852509857625377,"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."}}