{"id":"W2962994914","doi":"10.3390/sym8070059","title":"Breathers in Hamiltonian PT -Symmetric Chains of Coupled Pendula under a Resonant Periodic Force","year":2016,"lang":"en","type":"article","venue":"Symmetry","topic":"Quantum Mechanics and Non-Hermitian Physics","field":"Physics and Astronomy","cited_by":13,"is_retracted":false,"has_abstract":true,"ca_institutions":"McMaster University","funders":"","keywords":"Breather; Hamiltonian (control theory); Physics; Nonlinear system; Classical mechanics; Lattice (music); Instability; Mathematical analysis; Mathematical physics; Quantum mechanics; Mathematics","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002857405,0.0002422023,0.000394329,0.0002937118,0.00006603671,0.00002194276,0.0002729291,0.00007701592,0.0002812634],"category_scores_gemma":[0.00001250842,0.0001789698,0.0001995189,0.0007676639,0.00007508619,0.0001208419,0.0000839821,0.0001534698,0.00006179031],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00007514857,"about_ca_system_score_gemma":0.0001377308,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0004334829,"about_ca_topic_score_gemma":0.00003258982,"domain_scores_codex":[0.9984512,0.00006166543,0.000381541,0.000366599,0.00027386,0.0004651749],"domain_scores_gemma":[0.9990844,0.0001336489,0.0001526922,0.0004434796,0.00006314959,0.0001225928],"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":[0.00006853582,0.0004688921,0.02986581,0.00004242408,0.0001324757,0.00001046709,0.0003445662,0.000008196096,0.02995977,0.8638984,0.0002042691,0.0749962],"study_design_scores_gemma":[0.02849914,0.001964662,0.2297933,0.002558698,0.0004007005,0.00002609689,0.006958154,0.06293033,0.120956,0.5344708,0.00623759,0.005204557],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9810507,0.0001943875,0.009253606,0.0002480229,0.0002090921,0.0002646639,0.0001007364,0.00002546365,0.008653288],"genre_scores_gemma":[0.9978577,0.00001622472,0.0001192274,0.00006644949,0.0001447822,0.0000230592,0.00001191593,0.00004608336,0.001714585],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3294276,"threshold_uncertainty_score":0.7298179,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01151209640221139,"score_gpt":0.241320345285612,"score_spread":0.2298082488834007,"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."}}