Results 21 to 30 of about 429,163 (318)

Distributed Energy Management for Port Power System under False Data Injection Attacks

open access: yesComplexity, 2022
This paper investigates a distributed energy management strategy for the port power system under false data injection attacks. The attacker can tamper with the interaction information of energy equipment, penetrate the boundary between port information ...
Qihe Shan   +3 more
doaj   +1 more source

Torchlight Navigation

open access: yes2010 20th International Conference on Pattern Recognition, 2010
A common computer vision task is navigation and mapping. Many indoor navigation tasks require depth knowledge of flat, unstructured surfaces (walls, floor, ceiling). With passive illumination only, this is an ill-posed problem. Inspired by small children using a torchlight, we use a spotlight for active illumination.
Michael Felsberg   +4 more
openaire   +4 more sources

Performance analysis of the BDSBAS-B1C message in trial operation stage

open access: yesScientific Reports, 2023
BeiDou Satellite-based Augmentation System (BDSBAS) has come into the trial operation stage since July, 2020. To evaluate the characteristic of the augmentation message in BDSBAS-B1C signal, the effectiveness of the message content was firstly analyzed ...
Jie Xin   +8 more
doaj   +1 more source

SMASH navigators [PDF]

open access: yesMagnetic Resonance in Medicine, 2003
AbstractThe additional data acquired when using multiple receiver coils is commonly used to improve SNR or reduce acquisition times. It may also be used to remove image artifacts by selectively replacing corrupt data. In the present study, a correction scheme is presented based on simultaneous acquisition of spatial harmonics (SMASH) that enables ...
Bydder, M   +4 more
openaire   +3 more sources

Sensor fusion for interactive real-scale modeling and simulation systems [PDF]

open access: yes, 2013
This paper proposes an accurate sensor fusion scheme for navigation inside a real-scale 3D model by combining audio and video signals. Audio signal of a microphone-array is merged by Minimum Variance Distortion-less Response (MVDR) algorithm and ...
CHARDONNET, Jean-Rémy   +7 more
core   +1 more source

A survey on terrain based navigation for AUVs [PDF]

open access: yes, 2010
Terrain Based Navigation (TBN) is a method rootedto the early cruise missile navigation systems, when GPS wasnot yet available. For decades, TBN has been applied as acomplementary system to INS navigation for Unmanned AerialVehicles (UAV).
Petillot, Yvan   +10 more
core   +1 more source

Oceanic long-distance navigation: Do experienced migrants use the Earth's magnetic field? [PDF]

open access: yes, 2001
Albatrosses and sea turtles are known to perform extremely long-distance journeys between disparate feeding areas and breeding sites located on small, isolated, oceanic islands or at specific coastal sites.
Åkesson, Susanne,   +8 more
core   +1 more source

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

A method for evaluating microwaves entanglement efficiency based on second-order correlation detection

open access: yesResults in Physics, 2019
A method for evaluating the entanglement efficiency of dual-path entangled microwaves based on second-order correlation detection is proposed in this paper.
Tianli Wei   +5 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

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