{"id":"W4414869603","doi":"10.2196/77911","title":"Validity of Heart Rate Measurement Using Wearable Devices During Cardiopulmonary Exercise Testing in Patients With Cardiovascular Disease: Prospective Pilot Validation Study","year":2025,"lang":"en","type":"article","venue":"JMIR Cardio","topic":"Heart Rate Variability and Autonomic Control","field":"Medicine","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Wearable computer; Heart rate; Wearable technology; Activity tracker; Activity monitor; Data collection; Physical activity; Prospective cohort study","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.002008341,0.0002290721,0.0009484228,0.000207306,0.0001351507,0.00002834915,0.00007043881,0.00004542753,0.000003081493],"category_scores_gemma":[0.0002219637,0.0002038557,0.0002436201,0.000624536,0.0000458816,0.0001843606,0.00007074275,0.0002056606,0.000001892349],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006574226,"about_ca_system_score_gemma":0.0005255563,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000504262,"about_ca_topic_score_gemma":0.000007840134,"domain_scores_codex":[0.997539,0.0004441118,0.0004739134,0.0005524571,0.0006936014,0.0002968836],"domain_scores_gemma":[0.9984802,0.00005923668,0.0000829376,0.0006951129,0.0005736997,0.0001088167],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0007360681,0.0008900191,0.9838852,0.0005423498,0.0006116525,0.00002408562,0.0001496191,0.0107038,0.001886592,5.606047e-7,0.000001552195,0.0005684636],"study_design_scores_gemma":[0.004938122,0.0003186427,0.9901249,0.001349286,0.001018781,0.00000118753,0.0001612866,0.0005481017,0.001302636,0.00000926151,0.0000538659,0.0001738915],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.994396,0.0004908897,0.00008962677,0.00002969284,0.00009970117,0.004661119,0.00001126558,0.00005326807,0.0001684635],"genre_scores_gemma":[0.9994036,0.000003174047,0.0001928811,0.000009439914,0.00005298342,0.000291104,0.000004756913,0.00002180743,0.00002024264],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0101557,"threshold_uncertainty_score":0.8312994,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04073835668650463,"score_gpt":0.2658452043592367,"score_spread":0.2251068476727321,"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."}}