… In this work, we compared the Sample entropy method with the spectral analysis in detecting
and quantifying apnea using HRV of normal and OSA subjects during sleep. …

… Therefore, in this study, a method based on non-parametric sample entropy (NPSampEn)
is … Finally, the NPSampEn was used to detect sleep apnea and quantify the severity of OSA …

… sleep stage transitions in sleep apnea patients by analyzing the labeled RR interval time
series. Since the connection between HRV and EEG during sleep … offset of the sleep. On that …

… sleep apnea with ECG signals. The multiscale process uses a coarse-grained procedure,
while entropy measurement uses sample entropy [… scales, while the sample entropy is used to …

… DETECTING SILENCE EVENTS 1) SAMPLE ENTROPY The automatic detector that we
propose is based on the calculation of the sample entropy (SampEn), as a measure of signal …

… Moreover, entropy analysis is a representative … , and entropy measurement methods can
measure the ordered degree of cardiac activity [17]. In [18], it showed that the sample entropy …

… : Obstructive sleep apnea (OSA), a highly prevalent sleep disorder, is closely related to
cardiovascular disease (CVD). Our previous work demonstrated that Shannon entropy of the …

… Obstructive sleep apnea (OSA) is an independent … movement sleep at stage N2 were
acquired and analyzed for heart rate variability (HRV) and sample entropy using multiscale entropy …

… sample entropy (ie, scale of 7–10) in the late phase of sleep in the normal snoring group.
Since large-scale sample entropy … a satisfactory quality and quantity of sleep that help in the …

… [34] HM Al-Angari and AV Sahakian, “Use of sample entropy approach to study heart rate
variability in obstructive sleep apnea syndrome,” IEEE Trans. Biomed. Eng., vol. …