Results 11 to 20 of about 2,760 (217)

A Novel Enhanced Positioning Trilateration Algorithm Implemented for Medical Implant In-Body Localization [PDF]

open access: yesInternational Journal of Antennas and Propagation, 2013
Medical implants based on wireless communication will play crucial role in healthcare systems. Some applications need to know the exact position of each implant. RF positioning seems to be an effective approach for implant localization.
Peter Brida, Juraj Machaj
doaj   +2 more sources

Redefining the documentation of outdoor surface scatter scenes using geographic information systems. [PDF]

open access: yesJ Forensic Sci
Abstract The field of forensic archaeology has been primarily associated with the search, location, and excavation of clandestine graves, and thus, other deposition types have been commonly neglected in research. Current literature typically addresses the use of traditional methods implemented for the excavation and recovery of human remains from ...
Pottage K, Masters P, Márquez-Grant N.
europepmc   +2 more sources

Analysis of a developed analog trilateration system of impulsive sounds

open access: yes, 2021
A characterization study is made from a trilateration system for impulsive sounds, in which theoretical analysis and experimental results are presented. This system uses an analog trilateration method, avoiding to implement high frequency ADC conversion ...
López R., J.M., Marulanda B., J.I.
core   +2 more sources

Indoor Localization Using Multi-Bluetooth Beacon Deployment in a Sparse Edge Computing Environment. [PDF]

open access: yesDigit Twins Appl
Visualisation of RHSI‐edge trilateration method: the method estimates distances using RHSIs between the subject and two reference points (e.g., i = 1, j = 4). The subject's location is then determined by averaging all edge‐based estimates. ABSTRACT Bluetooth low energy (BLE)‐based indoor localization has been extensively researched due to its cost ...
Saghafi S   +5 more
europepmc   +2 more sources

Trilateration of blast wave arrival time: an inverse method for determining explosive yield and position. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci
This paper details the development of a rapid inverse approach to determine the yield and location of an explosion through trilateration of empirical laws for blast wave arrival time.
Karlsen J   +6 more
europepmc   +2 more sources

Research on Developing an Outdoor Location System Based on the Ultra-Wideband Technology

open access: yesSensors, 2020
Ultra-wideband (UWB) technology is one of the most promising wireless communication technologies. Examples of UWB applications include, among others, radiocommunication devices and location systems, due to their operating range, ability to work in ...
Łukasz Rykała   +2 more
doaj   +1 more source

Scalable Visible Light Indoor Positioning System Using RSS

open access: yesMathematics, 2022
This paper proposes a visible light positioning system that utilizes commercial Light-Emitting Diode (LED) lamps as transmitters and Silicon PIN photodiodes as receivers.
Carlos M. Avendaño-Lopez   +5 more
doaj   +1 more source

Analysis of GPS and GSM hybrid systems for determination of spatial coordinates

open access: yesGeodesy and Cartography, 2019
The method of determination of coordinates in urbanistic territories and inside buildings by GPS and GSM hybrid systems is analysed in the paper. This method is valid by creation trilateration network for estimation of the coordinates of points, when as ...
Robertas Dargis
doaj   +1 more source

Deep Learning Based Data Recovery for Localization

open access: yesIEEE Access, 2020
In this paper, we study the problem of euclidean distance matrix (EDM) recovery aiming to tackle the problem of received signal strength indicator sparsity and fluctuations in indoor environments for localization purposes. This problem is addressed under
Wafa Njima   +3 more
doaj   +1 more source

Mathematical Analysis of Line Intersection and Shortest Distance Algorithms

open access: yesEnergies, 2021
The time of arrival (TOA) trilateration is one of the representative location detection technologies (LDT) that determines the true location of a mobile station (MS) using a unique intersection point of three circles based on three radii corresponding to
Sajina Pradhan   +2 more
doaj   +1 more source

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