A survey of approaches to unobtrusive sensing of humans

JM Fernandes, JS Silva, A Rodrigues… - ACM Computing Surveys …, 2022 - dl.acm.org
The increasing amount of human-related and/or human-originated data in current systems is
both an opportunity and a challenge. Nevertheless, despite relying on the processing of …

Pilot: High-precision indoor localization for autonomous drones

A Famili, A Stavrou, H Wang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In many scenarios, unmanned aerial vehicles (UAVs), aka drones, need to have the
capability of autonomous flight to carry out their missions successfully. In order to fly …

2-D localization system for mobile IoT devices using a single Wi-Fi access point with a passive frequency-scanned antenna

JA López-Pastor, M Poveda-García… - IEEE Internet of …, 2023 - ieeexplore.ieee.org
A novel 2-D indoor location system for Internet of Things devices employing a single Wi-Fi
access point (AP) is presented. The position is estimated with a combination of Direction-of …

CrossCount: Efficient device-free crowd counting by leveraging transfer learning

D Khan, IWH Ho - IEEE Internet of Things Journal, 2022 - ieeexplore.ieee.org
Recently, wireless sensing is gaining immense attention in the Internet of Things (IoT) for
crowd counting and occupancy detection. As wireless signals propagate, they tend to scatter …

[HTML][HTML] A CSI-based indoor positioning system using single UWB ranging correction

K Long, DF Nsalo Kong, K Zhang, C Tian, C Shen - Sensors, 2021 - mdpi.com
A fingerprint-based localization system is an economic way to solve an indoor positioning
problem. However, the traditional off-line fingerprint collection stage is a time-consuming …

SPRING+: Smartphone Positioning from a Single WiFi Access Point

S Eleftherakis, G Santaromita, M Rea… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Indoor positioning is a major challenge for location-based services. WiFi deployments are
often used to address indoor positioning. Yet, they require multiple access points, which may …

Feature fusion federated learning for privacy-aware indoor localization

O Tasbaz, B Farahani, V Moghtadaiee - Peer-to-Peer Networking and …, 2024 - Springer
Abstract In recent years, Indoor Positioning Systems (IPS) have emerged as a critical
technology to enable a diverse range of Location-based Services (LBS) across different …

[HTML][HTML] Wits: An efficient Wi-Fi based indoor positioning and tracking system

LP Tian, LQ Chen, ZM Xu, Z Chen - Remote Sensing, 2021 - mdpi.com
With the development of wireless communication technology, indoor tracking technology
has been rapidly developed. Wits presents a new indoor positioning and tracking algorithm …

[HTML][HTML] An indoor navigation algorithm using multi-dimensional Euclidean distance and an adaptive particle filter

Y Hu, A Peng, B Tang, H Xu - Sensors, 2021 - mdpi.com
The inertial navigation system has high short-term positioning accuracy but features
cumulative error. Although no cumulative error occurs in WiFi fingerprint localization …

双频-时频信道联合指纹优化室内定位方法

袁杨鹏, 郭贤生, 何袁虎, 李林, 黄健 - 信号处理, 2022 - signal.ejournal.org.cn
传统信道状态信息(Channel State Information, CSI) 指纹定位方法存在以下难题: 1)
单频段或单域的CSI 存在较大维度损失, 指纹解译能力差; 2) 硬件设备的基带设计导致CSI …