Chae Lin Seok on Muck Rack

Chae Lin Seok

As seen in: MDPI
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Articles

Exploring the Feasibility of Vision-Based Non-Contact Oxygen Saturation Estimation: Considering Critical Color Components and Individual Differences

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By Chae Lin Seok, Eui Chul Lee, Hyeon Ah, Hyeon Ah Seong
| MDPI
1. Introduction Oxygen saturation is an indicator of how much of the hemoglobin in the blood is bound to oxygen. Oxygen saturation is generally expressed as a percentage and refers to the ratio of hemoglobin combined with oxygen. It is used as an important indicator in evaluating the amount of oxygen supplied to cells and tissues. Oxygen saturation plays a key role in maintaining a healthy state.
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Photoplethysmogram Biometric Authentication Using a 1D Siamese Network

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By Eui Chul Lee, Byeong Seon An, Chae Lin Seok, Chae Lin
| MDPI
Abstract : In the head-mounted display environment for experiencing metaverse or virtual reality, conventional input devices cannot be used, so a new type of nonintrusive and continuous biometric authentication technology is required. Since the wrist wearable device is equipped with a photoplethysmogram sensor, it is very suitable for use for nonintrusive and continuous biometric authentication purposes.
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