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Chapter and Conference Paper
Temporal Analysis of Stress Classification Using QRS Complex of ECG Signals
This paper demonstrates that electrocardiogram (ECG) signals can be used to detect and classify stress in a person using as low as 5 s data stream. The analysis focuses on determining the minimum ECG data requ...
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Article
Imaging by flat lens using negative refraction
The positive refractive index of conventional optical lenses means that they need curved surfaces to form an image, whereas a negative index of refraction allows a flat slab of a material to behave as a lens a...