Attention Detection by Heartbeat and Respiratory Features from Radio-Frequency Sensor
This work presents a study on users’ attention detection with reference to a relaxed inattentive state using an over-the-clothes radio-frequency (RF) sensor. This sensor couples strongly to the internal heart, lung, and diaphragm motion based on the RF near-field coherent sensing principle, without...
Main Authors: | Pragya Sharma, Zijing Zhang, Thomas B. Conroy, Xiaonan Hui, Edwin C. Kan |
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Format: | Article |
Language: | English |
Published: |
MDPI AG
2022-10-01
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Series: | Sensors |
Subjects: | |
Online Access: | https://www.mdpi.com/1424-8220/22/20/8047 |
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