{"id":"W2740969659","doi":"10.1249/mss.0000000000001388","title":"Comparison of Polar M600 Optical Heart Rate and ECG Heart Rate during Exercise","year":2017,"lang":"en","type":"article","venue":"Medicine & Science in Sports & Exercise","topic":"Non-Invasive Vital Sign Monitoring","field":"Engineering","cited_by":80,"is_retracted":false,"has_abstract":true,"ca_institutions":"Calgary Laboratory Services; University of Calgary","funders":"University of Calgary","keywords":"Heart rate; Treadmill; Cardiology; Polar; Exercise intensity; Intensity (physics); Cycling; 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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001077984,0.0003310974,0.0002481395,0.0003642919,0.0000710431,0.0004502194,0.0002299788,0.0003264293,0.0009336594],"category_scores_gemma":[0.004973,0.0001412964,0.00012791,0.0002478056,0.0001737032,0.0002739156,0.0002977001,0.0001100185,0.0002857674],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00008182306,"about_ca_system_score_gemma":0.00009093792,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0006627666,"about_ca_topic_score_gemma":0.0009188573,"domain_scores_codex":[0.9990012,0.0003729187,0.00006827854,0.0002218694,0.0003041989,0.00003162889],"domain_scores_gemma":[0.9982167,0.0007776083,0.0003791349,0.0001622028,0.0004116,0.00005275242],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.007525445,0.0002290845,0.6637694,0.0006609252,0.0003040828,0.0001628422,0.0006393645,0.0008932397,0.1387773,0.0001594613,0.0005003761,0.1863785],"study_design_scores_gemma":[0.0001147591,0.002141787,0.9694426,0.00005075793,0.0001477766,0.001030179,0.0002049857,0.00531256,0.02038958,0.00008601161,0.001054798,0.0000242836],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9850263,0.0008072358,0.0118314,0.00003299827,0.00004636111,0.00004583773,0.0002770648,0.00008623269,0.001846581],"genre_scores_gemma":[0.9926116,0.0002806463,0.006259713,0.00007190991,0.00003550099,0.0000256977,0.0002378056,0.00001417002,0.0004629966],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001077984,"threshold_uncertainty_score":0.005700946,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01983604962794566,"score_gpt":0.2957411162101296,"score_spread":0.2759050665821839,"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."}}