Results 21 to 30 of about 5,280,561 (174)

Development of a Model for Spoofing Attacks in Internet of Things

open access: yesMathematics, 2022
Internet of Things (IoT) allows the integration of the physical world with network devices for proper privacy and security in a healthcare system. IoT in a healthcare system is vulnerable to spoofing attacks that can easily represent themselves as a ...
Faheem Khan   +6 more
doaj   +1 more source

Characterisation of Received Signal Strength Perturbations using Allan Variance

open access: yes, 2017
The received signal strength (RSS) of wireless signals conveys important information that has been widely used in wireless communications, localisation and tracking.
S McClean (8010053)   +4 more
core   +6 more sources

Localization Accuracy Improvement of a Visible Light Positioning System Based on the Linear Illumination of LED Sources

open access: yesIEEE Photonics Journal, 2017
As a new technique of indoor localization, visible light positioning has the advantages of high accuracy and antielectromagnetic interference. Received signal strength (RSS) based visible light positioning method is easy to implement because it requires ...
Nan Wu, Lihui Feng, Aiying Yang
doaj   +1 more source

A Survey of the Performance-Limiting Factors of a 2-Dimensional RSS Fingerprinting-Based Indoor Wireless Localization System

open access: yesSensors, 2023
A receive signal strength (RSS) fingerprinting-based indoor wireless localization system (I-WLS) uses a localization machine learning (ML) algorithm to estimate the location of an indoor user using RSS measurements as the position-dependent signal ...
Abdulmalik Shehu Yaro   +2 more
doaj   +1 more source

Received-Signal-Strength (RSS) Based 3D Visible-Light-Positioning (VLP) System Using Kernel Ridge Regression Machine Learning Algorithm With Sigmoid Function Data Preprocessing Method [PDF]

open access: yesIEEE Access, 2020
In this work, we propose and demonstrate a received-signal-strength (RSS) based visible-light-positioning (VLP) system using sigmoid function data preprocessing (SFDP) method; and apply it to two types of regression based machine learning algorithms; including the second-order linear regression machine learning (LRML) algorithm, and the kernel ridge ...
Yu-Chun Wu   +7 more
openaire   +3 more sources

A Pairwise SSD Fingerprinting Method of Smartphone Indoor Localization for Enhanced Usability

open access: yesRemote Sensing, 2019
Smartphone indoor localization has attracted considerable attention over the past decade because of the considerable business potential in terms of indoor navigation and location-based services.
Fan Yang   +6 more
doaj   +1 more source

Indoor Positioning Algorithm Based on Maximum Correntropy Unscented Information Filter

open access: yesISPRS International Journal of Geo-Information, 2021
In view of the fact that indoor positioning systems are usually affected by non-Gaussian noise in complex indoor environments, this paper tests the data in the actual scene and analyzes the distribution characteristics of noise, and proposes a new indoor
Li Ma   +3 more
doaj   +1 more source

PENGARUH BENTUK GEOMETRI PEMASANGAN LAMPU LED TERHADAP AKURASI INDOOR PSITIONING LI-FI MENGGUNAKAN TEKNIK RECEIVE SIGNAL STRENGTH (RSS)

open access: yesTEKTRIKA - Jurnal Penelitian dan Pengembangan Telekomunikasi, Kendali, Komputer, Elektrik, dan Elektronika, 2021
Informasi untuk mengetahui lokasi benda atau seseorang merupakan salah satu hal yang penting dalam kehidupan sehari-hari. Selama ini, teknologi Global Positioning System (GPS) dapat diandalkan ketika berada di luar ruangan. Namun, ketika di dalam ruangan, GPS akan sulit menjangkau secara spesifik area bangunan.
Akhmad Hambali   +2 more
openaire   +2 more sources

Performance Comparison of Three Antennas with Passive Reflecting Walls for Wireless Power Transmission

open access: yesJISR on Computing, 2023
This paper presents a novel wireless power transmission system through reflecting walls for enhancing received signal strength. The study has been conducted with the objective to achieve a novel system for energy harvesting and subsequent wireless power
Raza Jafri
doaj   +1 more source

Received Signal Strength Database Interpolation by Kriging for a Wi-Fi Indoor Positioning System

open access: yesSensors, 2015
The main approach for a Wi-Fi indoor positioning system is based on the received signal strength (RSS) measurements, and the fingerprinting method is utilized to determine the user position by matching the RSS values with the pre-surveyed RSS database ...
Shau-Shiun Jan, Shuo-Ju Yeh, Ya-Wen Liu
doaj   +1 more source

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