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Halil Demirezen - IT professional for more than 25 years. Expert in Linux, Network and Infrastructure. Around 15 years in management roles. Researcher in computer science, computer vision, digital image processing, image recognition. Has phd degree in computer science. Please contact me on halil@demirezen.net.
publications
- H. Demirezen and C. E. Erdem, "Remote Photoplethysmography Using Nonlinear Mode Decomposition," 2018 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Calgary, AB, Canada, 2018, pp. 1060-1064, doi: 10.1109/ICASSP.2018.8462538.
keywords: {Heart rate;Estimation;Face;Photoplethysmography;Videos;Signal resolution;Cameras;photoplethysmography;NMD;PPG;heart rate estimation},
- Demirezen, H., Eroglu Erdem, C. Heart rate estimation from facial videos using nonlinear mode decomposition and improved consistency check. SIViP 15, 1415–1423 (2021). https://doi.org/10.1007/s11760-021-01873-x
- H. Demirezen and C. E. Erdem, "An overview of non-contact photoplethysmography," 2017 25th Signal Processing and Communications Applications Conference (SIU), Antalya, Turkey, 2017, pp. 1-4, doi: 10.1109/SIU.2017.7960176. keywords: {Dogs;Photoplethysmography;Heart;Optical variables measurement;Principal component analysis;Signal to noise ratio;Physiology;photoplethysmography;non-contact photoplethysmography;heart pulse rate;respirotary rate},
- H. Demirezen and M. Baran, "Triangle detection with color information," 2010 International Conference on Applied Electronics, Pilsen, Czech Republic, 2010, pp. 1-4. keywords: {Pixel;Image edge detection;Image color analysis;Shape;Vehicles;Roads;Gray-scale},