Wifi sensing on the edge: Signal processing techniques and challenges for real-world systems

SM Hernandez, E Bulut - IEEE Communications Surveys & …, 2022 - ieeexplore.ieee.org
In this work, we evaluate the feasibility of deploying ubiquitous WiFi sensing systems at the
edge and consider the applicability of existing techniques on constrained edge devices and …

Wi-cal: Wifi sensing and machine learning based device-free crowd counting and localization

H Choi, M Fujimoto, T Matsui, S Misaki… - IEEE Access, 2022 - ieeexplore.ieee.org
Wireless sensing represented by WiFi channel state information (CSI) is now enabling
various fields of applications such as person identification, human activity recognition …

Wifi csi-based long-range through-wall human activity recognition with the esp32

J Strohmayer, M Kampel - International Conference on Computer Vision …, 2023 - Springer
Abstract WiFi Channel State Information (CSI)-based human activity recognition (HAR) is an
unobtrusive method for contactless, long-range sensing in spatially constrained …

Non-contact Wi-Fi sensing of respiration rate for older adults in care: a validity and repeatability study

A Alzaabi, T Arslan, N Polydorides - IEEE Access, 2024 - ieeexplore.ieee.org
In recent years, considerable effort has been directed towards non-contact Wi-Fi sensing
applications such as fall detection and vital sign monitoring. For emerging technologies in …

Wi-fi signal-based through-wall sensing for human presence and fall detection using esp32 module

S Ajit Kumar, K Akhil, SK Udgata - Intelligent Systems: Proceedings of …, 2022 - Springer
Abstract Device-free Wi-Fi sensing has gained much attention due to its simplicity, low cost,
and it requires no additional hardware. The main advantages of Wi-Fi sensing are, it is …

[HTML][HTML] Multimodal feature fusion and ensemble learning for non-intrusive occupancy monitoring using smart meters

S Mahmud, F Bensaali, MEH Chowdhury… - Building and …, 2025 - Elsevier
Non-intrusive detection of household occupancy status using smart meter data presents
challenges due to the intricate relationship between user behavior, energy usage, and …

Wi-PT: Wireless sensing based low-cost physical rehabilitation tracking

SM Hernandez, M Touhiduzzaman… - … Conference on E …, 2022 - ieeexplore.ieee.org
Physical therapy (PT) exercises are critically important for the rehabilitation of patients with
motor deficits. While rehabilitation exercises can be most effective when performed properly …

Data augmentation techniques for cross-domain WiFi CSI-based human activity recognition

J Strohmayer, M Kampel - IFIP International Conference on Artificial …, 2024 - Springer
The recognition of human activities using WiFi Channel State Information (CSI) facilitates
contactless, long-range, and visual privacy-preserving sensing in confined indoor …

CSI-based device-free joint activity recognition and localization using Siamese networks

M Zeeshan, A Pandey, S Kumar - 2022 14th International …, 2022 - ieeexplore.ieee.org
Wireless sensing plays a vital role in a connected ubiquitous environment for Internet of
Things (IoT) applications. Two important applications include Human Activity Recognition …

Through-wall imaging based on wifi channel state information

J Strohmayer, R Sterzinger, C Stippel… - … Conference on Image …, 2024 - ieeexplore.ieee.org
This work presents a seminal approach for synthesizing images from WiFi Channel State
Information (CSI) in through-wall scenarios. Leveraging the strengths of WiFi, such as cost …