Results 31 to 40 of about 959,413 (134)

A radio navigation angle measurement method with entangled microwave signals

open access: yesAIP Advances, 2018
There are the common problems of limited precision, low anti-interference ability and poor signal detection performance in the classical radio navigation angle measurement systems.
X. Li   +5 more
doaj   +1 more source

Geomagnetic/inertial navigation integrated matching navigation method

open access: yesHeliyon, 2022
The accuracy of an a priori geomagnetic reference map is a significant constraint on the geomagnetic matching navigation method. Especially when the aircraft enters an unknown environment, it is impossible to accomplish the navigation task using traditional geomagnetic navigation methods.
Qiong Wang   +3 more
openaire   +3 more sources

A Navigation Ranging Scheme With True Random Entangled Microwave Signals

open access: yesIEEE Photonics Journal, 2018
Focusing on the problem of vulnerable anti-deception and weak anti-jamming ability in classical pseudorandom code correlation ranging, we present a navigation ranging scheme with true random entangled microwave signals.
Xiang Li   +4 more
doaj   +1 more source

Navigation of brain networks [PDF]

open access: yes, 2018
Understanding the mechanisms of neural communication in large-scale brain networks remains a major goal in neuroscience. We investigated whether navigation is a parsimonious routing model for connectomics. Navigating a network involves progressing to the
Heuvel, Martijn P. van den   +2 more
core   +4 more sources

Optimal Navigation Functions for Nonlinear Stochastic Systems

open access: yes, 2014
This paper presents a new methodology to craft navigation functions for nonlinear systems with stochastic uncertainty. The method relies on the transformation of the Hamilton-Jacobi-Bellman (HJB) equation into a linear partial differential equation. This
Burdick, Joel W., Horowitz, Matanya B.
core   +1 more source

Ordered Navigation on Multi-attributed Data Words [PDF]

open access: yes, 2014
We study temporal logics and automata on multi-attributed data words. Recently, BD-LTL was introduced as a temporal logic on data words extending LTL by navigation along positions of single data values. As allowing for navigation wrt.
Decker, Normann   +3 more
core   +1 more source

Navigation on a Poisson point process

open access: yes, 2008
On a locally finite point set, a navigation defines a path through the point set from one point to another. The set of paths leading to a given point defines a tree known as the navigation tree.
Bordenave, Charles
core   +2 more sources

Research on the partial detection of entangled microwave signals with beam splitter model

open access: yesResults in Physics, 2018
Entangled microwave signal is a new quantum information resource generated in recent years. We present that entangled microwave signals can be used as the medium to realize quantum information transmission.
Xiang Li   +4 more
doaj   +1 more source

A Deep Learning Anomaly Detection Framework for Satellite Telemetry with Fake Anomalies

open access: yesInternational Journal of Aerospace Engineering, 2022
Reducing satellite failures and keeping satellites healthy in orbit are important issues. Current satellite systems have developed modules to detect anomalies on board.
Yakun Wang   +3 more
doaj   +1 more source

Discussion on the frequency and bandwidth of continuous variable entangled microwave signal

open access: yesResults in Physics, 2019
We discuss the relationship between the photon frequency used to produce a continuous variable entangled microwave signal and the signal frequency used for its measurement.
Xiang Li   +3 more
doaj   +1 more source

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