Results 41 to 50 of about 167,853,547 (147)

Multi-Sensor Passive Localization Using Second Difference of Coherent Time Delays With Incomplete Measurements

open access: yesIEEE Access, 2019
The passive localization using multiple sensors is considered for emitter transmitting pulse signals with unknown start transmission time and period.
Shangyu Zhang   +4 more
doaj   +1 more source

Location Algorithms and Errors in Time-of-Arrival Systems [PDF]

open access: yes, 2001
This report describes least squares solution methods and linearized estimates of solution errors caused by data errors. These methods are applied to event locating systems which use time-of-arrival (TOA) data.
Aaronson, Eugene A.
core   +1 more source

The Value of Observing the Buyer Arrival Time in Dynamic Pricing [PDF]

open access: yes, 2020
We consider a dynamic pricing problem where a firm sells one item to a single buyer in order to maximize expected revenues. The firm commits to a price function over an infinite horizon.
Correa, José   +2 more
core   +1 more source

PENENTUAN POSISI USER PADA SISTEM KOMUNIKASI SELULER DENGAN METODA TIME OF ARRIVAL (TOA) DAN TIME DIFFERENCE OF ARRIVAL (TDOA) [PDF]

open access: yes, 2015
Penentuan posisi user pada sistem komunikasi seluler saat ini menjadi hal yang sangat penting karena banyak sekali keuntungannya terutama untuk memantau posisi kejadian-kejadian luar biasa seperti pelaku kejahatan, tempat kebakaran, bencana kerusuhan dan
Renyati, Renyati   +4 more
core   +2 more sources

Time of arrival estimation in pulsar-based navigation systems [PDF]

open access: yes, 2015
This paper focuses on the Time of Arrival (TOA) estimation problem related to new application of pulsar signals for airplane-based navigation. The aim of the paper is to propose and evaluate a possible algorithm for TOA estimation that consists of epoch ...
I. Garvanov   +11 more
core   +1 more source

A population Monte Carlo model for underwater acoustic telemetry positioning in reflective environments

open access: yesMethods in Ecology and Evolution
Underwater acoustic telemetry positioning is widely used to track the fine‐scale movements of aquatic animals. In study areas near acoustically reflective surfaces, reflected transmissions may cause large detection outliers that can severely reduce the ...
James Adam Campbell   +4 more
doaj   +1 more source

Position determination of acoustic source using a discrete probability density method supported by joint detection and time of arrival estimation [PDF]

open access: yesScientific Technical Review, 2017
The localization of various acoustic sources in a battlefield (such as weapon rounds, mortars, rockets, mines, improvised explosive devices, vehicle-borne improvised explosive devices and airborne vehicles) nowadays has significant history.
Pokrajac Ivan   +4 more
doaj  

Static Behaviors of Confined Time-Arrival Operators [PDF]

open access: yes, 2007
We show that the quantization of the classical Time-of-Arrival (TOA) for arbitrary position X still leads to a class of self-adjoint TOA-operator for a confined particle.
Bahague Jr., R. R., Galapon, E. A.
core  

Multi-Source Localization Using Time of Arrival Self-Clustering Method in Wireless Sensor Networks

open access: yesIEEE Access, 2019
The localization of multiple signal sources based on Time Of Arrival (TOA) measurements in wireless sensor networks is investigated in this paper. When the signal sources cannot be distinguished by their signatures or other unique characteristics, the ...
Xinwei Guo   +3 more
doaj   +1 more source

Joint DOA and TOA estimation method based on Pareto multi-task learning

open access: yes上海师范大学学报. 自然科学版
A joint estimation method for direction of arrival (DOA) and time of arrival (TOA) was proposed based on Pareto multi-task learning, which transformed the traditional multi-task learning problem into a multi-objective optimization problem for solution. A
CHEN Erqi, WEI Shuang
doaj   +1 more source

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