Chengyu Liu

3 Questions 6 Answers 0 Followers

Questions related from Chengyu Liu

Is sample entropy (SampEn) a measure of complexity or regularity of a time series?

Sample entropy (SampEn) is usually used as a measure of complexity for physiological time series. However, it seems to measure the regularity of time series rather than the complexity of time...

06 May 2014 3,949 4 View

What causes Korotkoff sounds appear or disappear when the blood pressure measurement taken?

Using the auscultation method based on Korotkoff sounds is a gold standard for clinical BP measurement. It is essentially important to know what causes the sounds. Some research suggests the...

05 November 2013 179 2 View

Where are the reflection sites for arterial pressure waveforms?

Estimating and quantification of the amount of wave reflection should provide a better understanding of the pathophysiology of cardiovascular disease and a better assessment of cardiovascular risk...

26 October 2013 8,309 4 View