A novel recursive Fourier transform for nonuniform sampled signals: Application to heart rate variability spectrum estimation

Medical and Biological Engineering and Computing

Volumn 47, Issue 7, 2009, Pages 697-707

  Holland, Alexander ^a,b   Aboy, Mateo ^c  

^a Architecture of Drägerwerk AG and Co KGaA   (United States)

^b OREGON HEALTH AND SCIENCE UNIVERSITY   (United States)

^c OREGON INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

Discrete Fourier transform; Heart rate variability; Nonuniform sampling; Power spectral density; Spectrum

Indexed keywords

COMPUTATIONAL OVERHEADS; DISCRETE-TIME SIGNALS; ESTIMATION PERFORMANCE; HEART BEATS; HEART RATE VARIABILITY; NONUNIFORM; NONUNIFORM SAMPLING; NONUNIFORMITY; NOVEL METHODS; QUASI-STATIONARY; SPECTRUM; SPECTRUM ESTIMATION; TIME INTERVAL; TIME SAMPLES;

ANALOG TO DIGITAL CONVERSION; ATMOSPHERIC TEMPERATURE; BLOCK CODES; COMPUTATIONAL COMPLEXITY; ESTIMATION; FREQUENCY ESTIMATION; HEART VALVE PROSTHESES; MATHEMATICAL TRANSFORMATIONS; POWER SPECTRAL DENSITY; POWER SPECTRUM; PULSE SHAPING CIRCUITS; RECURSIVE FUNCTIONS; SPACE TIME ADAPTIVE PROCESSING;

DISCRETE FOURIER TRANSFORMS;

ARTICLE; CONTROLLED STUDY; FOURIER TRANSFORMATION; FREQUENCY ANALYSIS; HEART BEAT; HEART RATE; HEART RATE VARIABILITY; INTERMETHOD COMPARISON; MATHEMATICAL ANALYSIS; MATHEMATICAL COMPUTING; POWER SPECTRUM; SIGNAL PROCESSING; TIME;

ALGORITHMS; ARRHYTHMIAS, CARDIAC; ELECTROCARDIOGRAPHY; FOURIER ANALYSIS; HEART RATE; HUMANS; SIGNAL PROCESSING, COMPUTER-ASSISTED;

EID: 67349208476     PISSN: 01400118     EISSN: None     Source Type: Journal    
DOI: 10.1007/s11517-009-0461-0     Document Type: Article

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