Improving Non-Line-of-Sight Identification in Cellular Positioning Systems Using a Deep Autoencoding and Generative Adversarial Network Model [PDF]
SensorsPositioning service is a critical technology that bridges the physical world with digital information, significantly enhancing efficiency and convenience in life and work.
Yanbiao Gao +3 more
doaj +3 more sources
Inertial measurement unit–aided dual-frequency radio frequency identification localization in line-of-sight and non-line-of-sight hybrid environment [PDF]
International Journal of Distributed Sensor Networks, 2018 The mitigation of non-line-of-sight propagation conditions is one of main challenges in wireless signal–based indoor localization. When radio frequency identification localization technology is applied in applications, the received signal strength ...
Jie Wu, Minghua Zhu, Bo Xiao, Wei He
doaj +2 more sources
Deep Non-Line-of-Sight Imaging Using Echolocation [PDF]
Sensors, 2022 Non-line-of-sight (NLOS) imaging is aimed at visualizing hidden scenes from an observer’s (e.g., camera) viewpoint. Typically, hidden scenes are reconstructed using diffused signals that emit light sources using optical equipment and are reflected ...
Seungwoo Jang +2 more
doaj +2 more sources
A Single-Shot Non-Line-of-Sight Range-Finder [PDF]
Sensors, 2019 The ability to locate a target around a corner is crucial in situations where it is impractical or unsafe to physically move around the obstruction. However, current techniques are limited to long acquisition times as they rely on single-photon counting ...
James Brooks, Daniele Faccio
doaj +2 more sources
Ultrasound synthetic aperture non-line-of-sight imaging [PDF]
Communications PhysicsNon-line-of-sight (NLOS) imaging typically relies on the use of ultrashort laser pulses and time-resolved detection to then reconstruct 3D environments that are hidden from the direct line-of-sight.
Tailin Li +6 more
doaj +2 more sources
Reliability Analysis of Centralized Radio Access Networks in Non-Line-of-Sight and Line-of-Sight Scenarios [PDF]
IEEE Access, 2019 The fifth generation (5G) wireless network technology is set to be standardized by 2020, where the main goals are to improve capacity, reliability, and energy efficiency while reducing latency and massively increasing connection density.
Daniel Peethala +2 more
doaj +2 more sources
A Line of Sight/Non Line of Sight Recognition Method Based on the Dynamic Multi-Level Optimization of Comprehensive Features [PDF]
SensorsWith the advent of the 5G era, high-precision localization based on mobile communication networks has become a research hotspot, playing an important role in indoor emergency rescue in shopping malls, smart factory management and tracking, as well as ...
Ziyao Ma +5 more
doaj +2 more sources
AI-Driven Real-Time Phase Optimization for Energy Harvesting-Enabled Dual-IRS Cooperative NOMA Under Non-Line-of-Sight Conditions. [PDF]
Sensors (Basel)Al-Ghafri Y +3 more
europepmc +5 more sources
A dataset for Wi-Fi-based human activity recognition in line-of-sight and non-line-of-sight indoor environments [PDF]
Data in Brief, 2020 The aim of this paper is to present a dataset for Wi-Fi-based human activity recognition. The dataset is comprised of five experiments performed by 30 different subjects in three different indoor environments.
Baha’ A. Alsaify +3 more
doaj +2 more sources
Phasor field diffraction based reconstruction for fast non-line-of-sight imaging systems [PDF]
Nature Communications, 2020 Current implementations of non-line-of-sight imaging use reconstruction algorithms that are difficult to implement fast enough for real-time application using light efficient equipment.
Xiaochun Liu +2 more
doaj +2 more sources