A review on: Signal processing of heart signals for the quantification of non-deterministic events Authors: Véronique Millette and Natalie Baddour

1. A review on
Signal processing of heart signals for the
quantification of non-deterministic events
Authors: Véronique Millette and Natalie Baddour
By
Reza Sadeghi
Instructor
Dr. Romine
Sep 2017

2. Outline
• Goals
• The proposed method
• Results

3. Goals

4. Goals
Quantification the level
of interested signal
The left-heart simulator
Pre-recorded stethoscope
In-vivo stethoscope signals from healthy subjects
1. Blood is not transparent liquid
2. Low-pass filtering miss information
3. the root mean square (RMS) pressure increasing [1]
Deterministic and Nondeterministic energy
[1] C. M. Zapanta, D. R. Stinebring, S. Deutsch, D. B. Geselowitz, and J. M. Tarbell, "A comparison of the cavitation potential of prosthetic heart valves based
on valve closing dynamics," Journal of Heart Valve Disease, vol. 7, pp. 655-667, 1998.

5. The proposed method

6. The proposed method
• Deterministic Energy
• Total Energy

7. Results

8. Results
Noisy dataset Normal dataset

9. Thank you for your attention!