Results 11 to 20 of about 1,454,719 (294)

Robust localization in wireless networks from corrupted signals

open access: yesEURASIP Journal on Advances in Signal Processing, 2021
We address the problem of timing-based localization in wireless networks, when an unknown fraction of data is corrupted by non-ideal propagation conditions.
Muhammad Osama   +3 more
doaj   +1 more source

Dilution of Precision in Positioning Systems Using Both Angle of Arrival and Time of Arrival Measurements

open access: yesIEEE Access, 2020
Dilution of precision (DOP) is a value that can describe the effect on the relationship between measurement error and position determination error.
Binghao Li, Kai Zhao, Xuesong Shen
doaj   +1 more source

Proof of Delivery Smart Contract for Performance Measurements

open access: yesIEEE Access, 2022
The growth of the enterprise blockchain research supporting supply chain management calls for investigations of their impact and mindfulness of their design, use cases, and pilots.
Yash Madhwal   +4 more
doaj   +1 more source

Semidefinite Programming Algorithms for 3-D AOA-Based Hybrid Localization

open access: yesIEEE Open Journal of Signal Processing, 2023
By taking different kinds of measurements at the same time, it may be possible to improve the accuracy of target localization or reduce the number of sensors needed.
Yanbin Zou
doaj   +1 more source

Confined Quantum Time of Arrivals [PDF]

open access: yesPhysical Review Letters, 2004
We show that formulating the quantum time of arrival problem in a segment of the real line suggests rephrasing the quantum time of arrival problem to finding states that evolve to unitarily collapse at a given point at a definite time. For the spatially confined particle, we show that the problem admits a solution in the form of an eigenvalue problem ...
Galapon, Eric A.   +2 more
openaire   +3 more sources

Fusion Localization Algorithm Based on Robust IMM Model Combined with Semi-Definite Programming

open access: yesActuators, 2022
With the continuous development of wireless sensor network (WSN) technology, WSN has gradually become one of the key technologies of the Internet, and is widely used in indoor target location technology. However, the obstacles will have a great influence
Yan Wang, Yang Cheng, Long Cheng
doaj   +1 more source

Time-of-arrival correlations [PDF]

open access: yesPhysical Review A, 2017
33 pages, 4 figures; minor revisions, adding some explanations, version to appear in ...
Anastopoulos, Charis, Savvidou, Ntina
openaire   +2 more sources

A Fractional Programming Method for Target Localization in Asynchronous Networks

open access: yesIEEE Access, 2018
In this paper, we address the target device localization problem in the asynchronous networks. For the purpose of saving power resources, the target device is not synchronized with the anchor nodes, but is only required to listen to the signals ...
Gang Wang, Nirwan Ansari, Youming Li
doaj   +1 more source

Relativistic time of arrival and traversal time [PDF]

open access: yesJournal of Physics A: Mathematical and General, 2002
16 pages, Latex, 8 ...
openaire   +3 more sources

Performance Comparison of ToA and TDOA Based Tracking In Underwater Multipath Environments Using Bernoulli Filter

open access: yesPolish Maritime Research, 2023
Underwater localization and tracking is a challenging problem and Time-of-Arrival and Time-Difference-of-Arrival approaches are commonly used. However, the performance difference between these approaches is not well understood or analysed adequately ...
Gunes Ahmet
doaj   +1 more source

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