{"id":"W4413297806","doi":"10.1101/2025.08.13.670042","title":"Beyond Traditional Poincaré Analysis: Second-Order Plots Reveal Respiratory Effects in Heart Rate Variability","year":2025,"lang":"en","type":"preprint","venue":"bioRxiv (Cold Spring Harbor Laboratory)","topic":"Heart Rate Variability and Autonomic Control","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Artificial Intelligence in Medicine (Canada)","funders":"","keywords":"Heart rate variability; Respiratory system; Order (exchange); Heart rate; Internal medicine; Cardiology; Respiratory rate; Mathematics; Medicine; Economics; Blood pressure","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":[0.001014571,0.0005962092,0.0003997072,0.002009213,0.0002403109,0.001268049,0.0002596153,0.0004238377,0.003439246],"category_scores_gemma":[0.006271136,0.0001282156,0.0004874963,0.001349041,0.0003741917,0.0008844155,0.0005311962,0.0006489361,0.000813988],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001892325,"about_ca_system_score_gemma":0.0002708781,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001785008,"about_ca_topic_score_gemma":0.001187348,"domain_scores_codex":[0.9996868,0.00008572917,0.00001981159,0.00009079492,0.00008553016,0.00003136191],"domain_scores_gemma":[0.9977627,0.00130617,0.0002682532,0.0002925902,0.0002947099,0.00007554813],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"observational","study_design_scores_codex":[0.0009257965,0.0002944411,0.07740213,0.0008890084,0.0004516593,0.001008262,0.00250656,0.1502613,0.08183195,0.03883817,0.02538431,0.6202064],"study_design_scores_gemma":[0.00004462387,0.0002815068,0.1191137,0.0001420342,0.00009665894,0.0008334598,0.0005515247,0.78754,0.01499501,0.05553571,0.02073443,0.0001312152],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.2960333,0.001970295,0.6866939,0.0005911375,0.0002941895,0.0001192905,0.003091107,0.003695217,0.007511611],"genre_scores_gemma":[0.9320592,0.0005191583,0.06343903,0.0001280147,0.0002192944,0.00006217822,0.00174811,0.0003480966,0.001476853],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.003439246,"threshold_uncertainty_score":0.01150542,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0153697271999729,"score_gpt":0.2397560581339021,"score_spread":0.2243863309339292,"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."}}