Results 21 to 30 of about 18,691 (261)

COMPASS: Coding and Multidirectional Parameterization of Ambisonic Sound Scenes [PDF]

open access: yes2018 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2018
Current methods for immersive playback of spatial sound content aim at flexibility in terms of encoding and decoding, abstracting the two from the recording or playback setup. Ambisonics constitutes such a method, that is however signal-independent, and at low spatial resolutions fails to provide appropriate spatialization cues to the listener, with ...
Tervo, Sakari   +3 more
openaire   +3 more sources

Parameterized Disturbance Observer Based Controller to Reduce Cyclic Loads of Wind Turbine

open access: yesEnergies, 2018
This paper is concerned with bump-less transfer of parameterized disturbance observer based controller with individual pitch control strategy to reduce cyclic loads of wind turbine in full load operation.
Raja M. Imran   +2 more
doaj   +1 more source

An Empirical Model of Ionospheric Total Electron Content Based on Tide‐Like Signature Modeling

open access: yesSpace Weather, 2023
Accurate modeling of the total electron content (TEC) benefits scientific research and practical application. In this study, the global ionospheric maps from the Center for Orbit Determination of Europe (CODE) covering the years 2000–2021 are utilized to
Haibing Ruan   +3 more
doaj   +1 more source

Radiation Risks in Cis-Lunar Space for a Solar Particle Event Similar to the February 1956 Event

open access: yesAerospace, 2021
Solar particle events (SPEs) can pose serious threats for future crewed missions to the Moon. Historically, there have been several extreme SPEs that could have been dangerous for astronauts, and thus analyzing their potential risk on humans is an ...
Fahad A. Zaman, Lawrence W. Townsend
doaj   +1 more source

Non-intrusive nonlinear model reduction via machine learning approximations to low-dimensional operators

open access: yesAdvanced Modeling and Simulation in Engineering Sciences, 2021
Although projection-based reduced-order models (ROMs) for parameterized nonlinear dynamical systems have demonstrated exciting results across a range of applications, their broad adoption has been limited by their intrusivity: implementing such a reduced-
Zhe Bai, Liqian Peng
doaj   +1 more source

Some bounds for the relative generalized Hamming weights of some evaluation codes

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2016
In this paper we find some bounds for the relative generalized Hamming weights of some codes parameterized by a set of monomials of the same degree.
Sarabia Manuel González
doaj   +1 more source

Parameterized deformation sparse coding via tree-structured parameter search [PDF]

open access: yes2010 Conference Record of the Forty Fourth Asilomar Conference on Signals, Systems and Computers, 2010
Representing transformation invariances in data is known to be valuable in many domains. We consider a method by which prior knowledge about the structure of such invariances can be exploited using a novel algorithm for sparse coding across a learned dictionary of atoms combined with a parameterized deformation function that captures invariant ...
Brandon Burdge   +2 more
openaire   +1 more source

Vanishing Ideals Over Odd Cycles

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2019
Let K be a finite field. Let X* be a subset of the a ne space Kn, which is parameterized by odd cycles. In this paper we give an explicit Gröbner basis for the vanishing ideal, I(X*), of X*.
Uribe-Paczka M. Eduardo   +2 more
doaj   +1 more source

Rate Adaption for Secure HARQ-CC System with Multiple Eavesdroppers

open access: yesEntropy, 2020
In this paper, we studied the secure transmission of a hybrid automatic repeat request with chase combining (HARQ-CC) system, under the existence of multiple eavesdroppers and limited latency.
Yue Wu   +4 more
doaj   +1 more source

MOTIF: MULTI-ORIENTATION TENSOR INDEX FEATURE DESCRIPTOR FOR SAR-OPTICAL IMAGE REGISTRATION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
The inherent speckle noise in synthetic aperture radar (SAR) images and the significant differences between SAR and optical images in nonlinear radiation give rise to the great difficulty in computing similarity between image features, improving ...
Y. Yao   +4 more
doaj   +1 more source

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