Results 21 to 30 of about 462,326 (306)

Queues with Updating Information: Finding the Amplitude of Oscillations

open access: yesInternational Journal of Bifurcation and Chaos, 2022
Many service systems provide customers with information about the system so that customers can make an informed decision about whether to join or not. Many of these systems provide information in the form of an update. Thus, the information about the system is updated periodically in increments of size [Formula: see text].
Philip Doldo, Jamol Pender
openaire   +3 more sources

Information transfer for small-amplitude signals [PDF]

open access: yesPhysical Review E, 2010
5 pages, 1 figure; published in Physical Review E; this version improves Fig ...
Lubomir Kostal, Petr Lánský
openaire   +3 more sources

Review of Multi-Target Tracking Technology for Marine Radar

open access: yesLeida xuebao, 2021
Multi-Target Tracking (MTT) is a difficult task in radar data processing. When compared to tracking in various fields or scenario, Maritime MTT (MMTT) is a challenging one and also a daunting task.
Chao LIU, Yueji WANG
doaj   +1 more source

A PHD-SLAM Method for Mixed Birth Map Information Based on Amplitude Information [PDF]

open access: yesMathematical Problems in Engineering, 2021
The Simultaneous Localization and Mapping (SLAM) method of mobile robots has the problem of low accuracy in complex environments with dense clutter and various map features, such as complex indoor environments and underwater environments. This problem is mainly embodied in estimating the location and number of feature points on the map and the position
Fei Zhang   +3 more
openaire   +2 more sources

Group Target Track Initiation Method Aided by Echo Amplitude Information

open access: yesLeida xuebao, 2020
Track initiation is the first important step in group target tracking, and it has a direct effect on the quality of the overall procedure. Traditional radar target tracking methods only utilize information about the target position to detect group ...
Biao JIN, Cong LI, Zhenkai ZHANG
doaj   +1 more source

Principles of variable amplitude fatigue design and testing

open access: yes, 2022
S.3-23The proper consideration of variable amplitude loading by utilizing service spectra and appropriate Gassner-lines is essential for the design of light-weight components and structures by allowing loads in significant excess of the Woehler-line (S-N
Sonsino, C.M.
core   +2 more sources

Wavefront feature extraction for SAR target recognition

open access: yesThe Journal of Engineering, 2019
Synthetic aperture radar (SAR) target feature extraction is a key technology for SAR target recognition. The existing SAR feature extraction methods mainly focus on amplitude information of the SAR image in spite of phase information. This study proposes
Jiping Wang   +3 more
doaj   +1 more source

A NEW METHOD TO EXTRACT PERMANENT SCATTERERS [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
At present, time series InSAR technology has been widely used in surface deformation monitoring. The extraction of permanent scatterers is an important part, which is directly related to the accuracy of monitoring results.
Y. Kang, Y. Zhang, H. Wu
doaj   +1 more source

Mathematical model of speech signal leakage channels during discrete-quantified conversion

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2020
The purpose of the article is to estimate the leakage channel of a discrete-quantized speech signal with amplitude-pulse modulation. Discrete-quantized analog-to-digital conversion of signals in the article is considered by the example of pulse-amplitude
V. K. Zheleznjak   +3 more
doaj   +1 more source

Enhancing the teleportation of quantum Fisher information under correlated generalized amplitude damping noise

open access: yesResults in Physics, 2023
The generalized amplitude damping (GAD) noise models the dynamical map of a qubit in contact with a non-zero temperature bosonic reservoir. When two qubits successively pass through the same GAD channel, correlation effects should be taken into account ...
Yan-Ling Li   +3 more
doaj   +1 more source

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