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수면 무호흡, 심부전 등 호흡기·심혈관 질환 진단·관리에서 핵심. 기존 contact sensor (belt, mask 등)는 불편하고, motion artifact에 취약. 비접촉(noncontact) 레이더 기술 발전 → radar-based vital sign monitoring. 주요 기술 및 방법 120 GHz...

SDF imaging 연구)로 인해 재조명되고 있다. 측정 시 고려사항: 표준 부위: middle finger (가장 안정적) 영향 요인: motion artifact, nail polish, ambient light, peripheral edema, temperature, pain/stress, vasoactive drugs, age/gender, vascular...

of motion. He passionately highlights how the Genesis X-7's sleek, minimalist exterior, for instance, isn't solely about drastically reducing drag; it is equally, if not more, about fulfilling an intrinsic aesthetic craving for purity...

color noise interferes with the detection of real flow, it is usually easy to tell that this is an artifact and not real. Because the motion is vibratory and not in one direction, the color shows random pixels of blue and red as apposed...