Search Results for author: Yunjiao Zhou

Found 8 papers, 2 papers with code

PowerSkel: A Device-Free Framework Using CSI Signal for Human Skeleton Estimation in Power Station

1 code implementation4 Mar 2024 Cunyi Yin, Xiren Miao, Jing Chen, Hao Jiang, Jianfei Yang, Yunjiao Zhou, Min Wu, Zhenghua Chen

WiFi-based human pose estimation is a suitable method for monitoring power operations due to its low cost, device-free, and robustness to various illumination conditions. In this paper, a novel Channel State Information (CSI)-based pose estimation framework, namely PowerSkel, is developed to address these challenges.

Knowledge Distillation Pose Estimation

MaskFi: Unsupervised Learning of WiFi and Vision Representations for Multimodal Human Activity Recognition

no code implementations29 Feb 2024 Jianfei Yang, Shijie Tang, Yuecong Xu, Yunjiao Zhou, Lihua Xie

Benefiting from our unsupervised learning procedure, the network requires only a small amount of annotated data for finetuning and can adapt to the new environment with better performance.

Human Activity Recognition Representation Learning

TENT: Connect Language Models with IoT Sensors for Zero-Shot Activity Recognition

no code implementations14 Nov 2023 Yunjiao Zhou, Jianfei Yang, Han Zou, Lihua Xie

Through the IoT-language contrastive learning, we derive a unified semantic feature space that aligns multi-modal features with language embeddings, so that the IoT data corresponds to specific words that describe the IoT data.

Contrastive Learning Human Activity Recognition

AdaPose: Towards Cross-Site Device-Free Human Pose Estimation with Commodity WiFi

no code implementations29 Sep 2023 Yunjiao Zhou, Jianfei Yang, He Huang, Lihua Xie

The results demonstrate the effectiveness and robustness of AdaPose in eliminating domain shift, thereby facilitating the widespread application of WiFi-based pose estimation in smart cities.

Domain Adaptation Pose Estimation

Augmenting and Aligning Snippets for Few-Shot Video Domain Adaptation

no code implementations ICCV 2023 Yuecong Xu, Jianfei Yang, Yunjiao Zhou, Zhenghua Chen, Min Wu, XiaoLi Li

We thus consider a more realistic \textit{Few-Shot Video-based Domain Adaptation} (FSVDA) scenario where we adapt video models with only a few target video samples.

Action Recognition Unsupervised Domain Adaptation

MetaFi: Device-Free Pose Estimation via Commodity WiFi for Metaverse Avatar Simulation

no code implementations22 Aug 2022 Jianfei Yang, Yunjiao Zhou, He Huang, Han Zou, Lihua Xie

Avatar refers to a representative of a physical user in the virtual world that can engage in different activities and interact with other objects in metaverse.

Pose Estimation

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