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eess.SY2024★ 10 cited
RISAR: RIS-assisted Human Activity Recognition with Commercial Wi-Fi Devices
Junshuo Liu, Yunlong Huang, Wei Yang +5
Human activity recognition (HAR) holds significant importance in smart homes, security, and healthcare. Existing systems face limitations because of the insufficient spatial divers…
eess.SY2024★ 2 cited
TRTAR: Transmissive RIS-assisted Through-the-wall Human Activity Recognition
Junshuo Liu, Yunlong Huang, Jianan Zhang +2
Device-free human activity recognition plays a pivotal role in wireless sensing. However, current systems often fail to accommodate signal transmission through walls or necessitate…