Heart instantaneous frequency (HIF): an alternative approach to extract heart rate variability - Barros, A.K.; Ohnishi, N. (IEEE transactions on biomedical engineering, 2001)
Keywords: Algorithms; Arrhythmias, Cardiac - physiopathology; Biological and medical sciences; Biomedical engineering; Blood pressure; Blood Pressure - physiology; Cardiovascular system; Cutoff frequency; Electrocardiography; Electrocardiography - methods; Electrocardiography. Vectocardiography; Electrodiagnosis. Electric activity recording; Heart; Heart rate; Heart Rate - physiology; Heart rate detection; Heart rate variability; Humans; Investigative techniques, diagnostic techniques (general aspects); Low pass filters; Medical sciences; Natural frequencies; Noise measurement; Performance evaluation; Physical Exertion - physiology; Sampling methods; Signal Processing, Computer-Assisted; Sleep Apnea Syndromes - physiopathology; Time measurement; Performance evaluation; Parameter estimation; Variability; Cardiovascular disease; Wave detection; Heart rate; Electrodiagnosis; Filter; Electrocardiography; Instantaneous frequency; Robustness; Technique; Signal analysis; Biomedical engineering; Fundamental frequency