Zobrazeno 1 - 10
of 26
pro vyhledávání: '"Abdulmalik Shehu Yaro"'
Publikováno v:
Emerging Science Journal, Vol 8, Iss 2, Pp 394-406 (2024)
The localization accuracy of a fingerprint-based localization system is dependent on several factors, one of which is the accuracy and efficiency at which the fingerprint database is clustered. Most highly efficient and accurate clustering algorithms
Externí odkaz:
https://doaj.org/article/cf1a5a3d04c64ffc916c1d93ef50689a
Publikováno v:
IEEE Access, Vol 12, Pp 117298-117307 (2024)
In fingerprint-based localization systems, clustering fingerprint databases is a proposed technique for improving localization accuracy while reducing localization time. Among various clustering algorithms, density-based spatial clustering of applica
Externí odkaz:
https://doaj.org/article/9793500e601543e4ae51ddf138f8f0e2
Publikováno v:
IEEE Access, Vol 12, Pp 73642-73651 (2024)
Distance-based metrics are the most common fingerprint similarity metrics used in fingerprint database clustering and localization processes in a fingerprint-based localization system. In this paper, however, a less common but promising pattern-based
Externí odkaz:
https://doaj.org/article/0e6637ff9fd746a9b2c471cebbd7d412
Publikováno v:
IEEE Access, Vol 12, Pp 12785-12796 (2024)
The modified Z-score (mZ-score) method has been used to detect outliers in time series received signal strength (RSS) observations. Its performance is dependent on the scale estimator used, and each has advantages and disadvantages over the others. O
Externí odkaz:
https://doaj.org/article/80e40a0959aa4d0fb9714524db85f8d6
Publikováno v:
Emerging Science Journal, Vol 7, Iss 5, Pp 1762-1770 (2023)
Fingerprint database clustering is one of the methods used to reduce localization time and improve localization accuracy in a fingerprint-based localization system. However, optimal selection of initial hyperparameters, higher computation complexity,
Externí odkaz:
https://doaj.org/article/7b8b72c220194c66b757db82bb8351a5
Publikováno v:
IEEE Access, Vol 11, Pp 57341-57348 (2023)
The performance of fingerprint-based indoor wireless localization systems (IWL-Ss) can be enhanced using fingerprint clustering. The localization performance of clustered fingerprint-based IWL-Ss is affected by several factors, including choosing the
Externí odkaz:
https://doaj.org/article/8d3eec40d2d140d0aaf2429827955108
Publikováno v:
Advances in Electrical and Electronic Engineering, Vol 20, Iss 4, Pp 572-583 (2022)
The signaling resources expended and the power consumed by User Equipments (UEs) in the Location Management (LM) procedures are expected to be higher in Fifth Generation (5G) than in legacy wireless communications networks. To mitigate this challenge
Externí odkaz:
https://doaj.org/article/36ff5a97a5e04cac96988caebd760e74
Publikováno v:
Applied Sciences, Vol 13, Iss 6, p 3900 (2023)
Collecting time-series receive signal strength (RSS) observations and averaging them is a common method for dealing with RSS fluctuation. However, outliers in the time-series observations affect the averaging process, making this method less efficien
Externí odkaz:
https://doaj.org/article/430e546896704353b85c6328e4850df4
Publikováno v:
Sensors, Vol 23, Iss 5, p 2545 (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 pa
Externí odkaz:
https://doaj.org/article/9ae6ef0807b2405d8838fb829eddad11
Publikováno v:
Advances in Electrical and Electronic Engineering, Vol 16, Iss 3, Pp 332-340 (2018)
Multilateration (MLAT) system estimates the position of an aircraft using Time Difference of Arrival (TDOA) measurements estimated at spatially located Ground Receiving Station (GRS) pairs with a lateration algorithm. The Position Estimation (PE) acc
Externí odkaz:
https://doaj.org/article/741a2afd0a5c4d039cb60e02bfd6ba67