{"id":"W1599581441","doi":"10.1113/jphysiol.2014.272849","title":"Pushing the limits: exercise stress in the healthy human heart","year":2014,"lang":"en","type":"letter","venue":"The Journal of Physiology","topic":"Cardiovascular and exercise physiology","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto","funders":"","keywords":"Heart rate; Medicine; Stroke volume; Cardiac output; Cardiology; Contractility; VO2 max; Internal medicine; Cardiac function curve; Physical therapy; Hemodynamics; Heart failure; Physical medicine and rehabilitation; 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":[0.0007526976,0.0002663501,0.0004943266,0.0002339421,0.0004681968,0.001240264,0.0003260802,0.0009413536,0.001087036],"category_scores_gemma":[0.001080479,0.000195004,0.0001860116,0.0001586615,0.001484117,0.0007888746,0.001121326,0.0009502858,0.0001570381],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001923104,"about_ca_system_score_gemma":0.0001978029,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003650481,"about_ca_topic_score_gemma":0.0005544889,"domain_scores_codex":[0.9995391,0.0001589444,0.00002345357,0.0001164602,0.0001132501,0.00004877476],"domain_scores_gemma":[0.9996629,0.0001141217,0.00006100026,0.00003443998,0.00002255624,0.0001049968],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"not_applicable","study_design_scores_codex":[0.004046318,0.003125718,0.3281059,0.002815646,0.0006499764,0.005331588,0.01914271,0.0012567,0.1882242,0.01014264,0.01033007,0.4268286],"study_design_scores_gemma":[0.00006395733,0.002821003,0.9704115,0.0003658049,0.00008002164,0.002158117,0.003350673,0.0003636578,0.001686687,0.00960231,0.0090379,0.00005841041],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"commentary","genre_scores_codex":[0.9329242,0.04192257,0.00420218,0.00913169,0.000888115,0.0001151498,0.0002080304,0.00005500059,0.01055309],"genre_scores_gemma":[0.9865327,0.006786164,0.001571481,0.003276292,0.000849459,0.0000994803,0.00007867423,0.000009846615,0.0007958959],"genre_candidate":"commentary","genre_consensus":null,"teacher_disagreement_score":0.001240264,"threshold_uncertainty_score":0.003980696,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03366986104859246,"score_gpt":0.3063930158588322,"score_spread":0.2727231548102397,"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."}}