{"id":"W3153601747","doi":"10.1152/japplphysiol.00955.2020","title":"The validity and reliability of ultra-short-term heart rate variability parameters and the influence of physiological covariates","year":2021,"lang":"en","type":"article","venue":"Journal of Applied Physiology","topic":"Heart Rate Variability and Autonomic Control","field":"Medicine","cited_by":65,"is_retracted":false,"has_abstract":true,"ca_institutions":"Libin Cardiovascular Institute of Alberta; University of Calgary; University of British Columbia, Okanagan Campus; University of British Columbia","funders":"Canadian Institutes of Health Research; Canadian Network for Research and Innovation in Machining Technology, Natural Sciences and Engineering Research Council of Canada; Institute of Health Services and Policy Research; Government of Canada","keywords":"Covariate; Reliability (semiconductor); Term (time); Statistics; Heart rate; Heart rate variability; Medicine; Mathematics; Internal medicine; Blood pressure; Physics","routes":{"ca_aff":true,"ca_fund":true,"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":[0.00364575,0.0001460085,0.0009636188,0.00002020452,0.0001069154,0.00001090935,0.0001205496,0.0001332722,0.00001307044],"category_scores_gemma":[0.001690811,0.00007223661,0.000175463,0.00011695,0.00173023,0.00004718923,0.00007786709,0.0004600207,4.032607e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00002448575,"about_ca_system_score_gemma":0.000258725,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0000136394,"about_ca_topic_score_gemma":8.517436e-7,"domain_scores_codex":[0.9977188,0.0008137174,0.000897066,0.0002479563,0.0001271878,0.00019532],"domain_scores_gemma":[0.9934937,0.005261033,0.0003684306,0.000425888,0.0003585853,0.00009239676],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.001910498,0.0002009587,0.00391386,0.000115667,0.00009759568,0.000001478524,0.0002644103,0.0006292977,0.990371,0.002146612,0.00001506174,0.0003335832],"study_design_scores_gemma":[0.001963549,0.0003244672,0.9147862,0.0000331255,0.0001629827,0.00004234326,0.0001126207,0.0002470163,0.05000336,0.03202848,0.0002251851,0.00007068012],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9976442,0.00005858073,0.00003972768,0.001802802,0.00007150674,0.0003221393,0.000008842906,0.000004123956,0.00004804269],"genre_scores_gemma":[0.9987051,0.0003023868,0.0006012936,0.0003177145,0.00005549159,0.000008735793,0.000001664867,0.00000506143,0.000002546612],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.9403676,"threshold_uncertainty_score":0.6375106,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01914640051326367,"score_gpt":0.2679271826573458,"score_spread":0.2487807821440822,"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."}}