Assessing multiscale complexity of short heart rate variability series through a model-based linear approach

Mathematics

• Heart Rate Variability 100%
• Model-based 56%
• Heart 42%
• Cardiac 40%
• Series 38%
• Tilt 22%
• Time Scales 21%
• Entropy 18%
• Time series 14%
• Regularization 13%
• Respiration 12%
• Power Spectral Density 10%
• Multiscale Methods 10%
• Irregularity 9%
• Low Frequency 9%
• Information Theory 8%
• Autoregressive Model 8%
• Unit circle 7%
• Fluctuations 7%
• Pole 7%
• Argand diagram 7%
• Simulation 4%
• Coefficient 3%
• Model 2%

Physics & Astronomy

• heart rate 84%
• head up tilt 28%
• breathing 17%
• entropy 17%
• rhythm 9%
• respiration 9%
• information theory 9%
• irregularities 8%
• poles 6%
• low frequencies 5%
• coefficients 4%
• simulation 2%

Engineering & Materials Science

• Entropy 31%
• Frequency bands 22%
• Time series 21%
• Information theory 14%
• Power spectral density 14%
• Poles 10%