{"id":"W4403209199","doi":"10.1038/s41467-024-52958-3","title":"Time-variant parity-time symmetry in frequency-scanning systems","year":2024,"lang":"en","type":"article","venue":"Nature Communications","topic":"Quantum Mechanics and Non-Hermitian Physics","field":"Physics and Astronomy","cited_by":13,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Ottawa","funders":"Natural Science Foundation of Beijing Municipality; National Natural Science Foundation of China","keywords":"Laser linewidth; Chirp; Symmetry (geometry); Physics; Parity (physics); Time–frequency analysis; Lasing threshold; Waveform; Oscillation (cell signaling); Radar; Optics; Computer science; Laser; Mathematics; Telecommunications; Atomic physics","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":[0.0003849356,0.0002378093,0.0002425615,0.0002593955,0.0003013248,0.0006061005,0.0004383012,0.0005646287,0.003199463],"category_scores_gemma":[0.00101881,0.0001584169,0.0002606587,0.0002175867,0.001192535,0.001334276,0.000495535,0.0006846926,0.0003711513],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003543994,"about_ca_system_score_gemma":0.0003230353,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002837478,"about_ca_topic_score_gemma":0.0001794857,"domain_scores_codex":[0.9997836,0.00004224239,0.00001113606,0.00004487413,0.00008043082,0.00003773746],"domain_scores_gemma":[0.9996176,0.0001094208,0.00008738312,0.00009028526,0.00005793949,0.0000374154],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.00007586125,0.00005252501,0.0005579497,0.00008958131,0.00001160109,0.0002437803,0.0002005329,0.01709427,0.1371612,0.8230423,0.0009330982,0.02053726],"study_design_scores_gemma":[0.00006024874,0.0002826627,0.001573379,0.0000185537,0.00001293482,0.0006610916,0.0001180935,0.5619477,0.0615827,0.362487,0.01115734,0.00009826792],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.3982953,0.001136364,0.5589,0.0007905649,0.0003337584,0.0001056563,0.0001165776,0.0002077165,0.04011404],"genre_scores_gemma":[0.9497551,0.0004362889,0.04527138,0.0001465193,0.0000753194,0.00005109256,0.00005099229,0.0000512717,0.004162046],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.003199463,"threshold_uncertainty_score":0.01070327,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01231262392309401,"score_gpt":0.2775037840253577,"score_spread":0.2651911601022637,"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."}}