{"id":"W1990484473","doi":"10.1103/physreve.67.031914","title":"Robustness and perturbation in the modeled cascade heart rate variability","year":2003,"lang":"en","type":"article","venue":"Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics","topic":"Complex Systems and Time Series Analysis","field":"Economics, Econometrics and Finance","cited_by":13,"is_retracted":false,"has_abstract":true,"ca_institutions":"Toronto Metropolitan University","funders":"","keywords":"Multifractal system; Cascade; Multiplicative function; Scaling; Statistical physics; Perturbation (astronomy); Robustness (evolution); Heart rate variability; Mathematics; Physics; Fractal; Mathematical analysis; Heart rate; Quantum mechanics; Geometry; Chemistry; Blood pressure; Medicine; Internal medicine","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":[0.001262727,0.0005321195,0.0005139469,0.0004388204,0.000457157,0.0008227978,0.0007155191,0.000981106,0.0008206437],"category_scores_gemma":[0.006373791,0.0002961807,0.0008062684,0.0001777373,0.0007068621,0.001132984,0.0007573922,0.001009621,0.0001050713],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006632025,"about_ca_system_score_gemma":0.0003719525,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004507348,"about_ca_topic_score_gemma":0.001412545,"domain_scores_codex":[0.9996125,0.0001305954,0.00002314075,0.00009321233,0.00008383643,0.00005664634],"domain_scores_gemma":[0.998368,0.0009736519,0.0002636122,0.0001648635,0.0001364662,0.00009343516],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.000163063,0.00006175261,0.004771185,0.00003795318,0.00006140472,0.0002320552,0.0000810898,0.9783874,0.007442748,0.005859782,0.0002280622,0.002673687],"study_design_scores_gemma":[0.00000550645,0.00003738095,0.0009720213,0.000002452669,0.00000608877,0.0000196365,0.000006885328,0.9972098,0.0004457578,0.001239309,0.00004811524,0.000006896513],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8554852,0.0002395831,0.1399962,0.0004896325,0.00008849031,0.0000992309,0.0001957284,0.0002419709,0.003163867],"genre_scores_gemma":[0.9964482,0.00004336667,0.003140738,0.00002432775,0.000006785428,0.00001942465,0.0000391383,0.000007355643,0.0002707023],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.004507348,"threshold_uncertainty_score":0.008962274,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02000746015231682,"score_gpt":0.2764682063448796,"score_spread":0.2564607461925628,"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."}}