Results 11 to 20 of about 225,954 (249)

Limits on Anti-Phase Synchronization in Oscillator Networks

open access: yesScientific Reports, 2020
Anti-phase synchronization is the spontaneous formation of 2 clusters of oscillators synchronized between themselves within a cluster but opposite in phase with the other cluster.
George Vathakkattil Joseph   +1 more
doaj   +1 more source

Dynamical system properties of an axisymmetric convective tropical cyclone model [PDF]

open access: yesTellus: Series A, Dynamic Meteorology and Oceanography, 2014
The dynamical system behaviour of tropical cyclones and their potential intensity with a view to sea surface temperature, tropospheric temperature stratification and tropospheric moisture content is investigated in the axisymmetric convective model ...
Daria Schönemann, Thomas Frisius
doaj   +1 more source

Context Aware Control Systems: An Engineering Applications Perspective

open access: yesIEEE Access, 2020
Cyber-physical systems revolve around context awareness, empowering objective-oriented services, products and operations based on real data. Self-aware and self-control systems are core elements in the Industry 4.0 framework towards self-sustainable ...
Ricardo Alfredo Cajo Diaz   +5 more
doaj   +1 more source

Weyl metrics and Wiener-Hopf factorization

open access: yesJournal of High Energy Physics, 2020
We consider the Riemann-Hilbert factorization approach to the construction of Weyl metrics in four space-time dimensions. We present, for the first time, a rigorous proof of the remarkable fact that the canonical Wiener-Hopf factorization of a matrix ...
P. Aniceto   +3 more
doaj   +1 more source

Observations on holographic aspects of four-dimensional asymptotically flat N $$ \mathcal{N} $$ = 2 black holes

open access: yesJournal of High Energy Physics, 2022
In this note, we explore holographic attributes of four-dimensional near-extremal Reissner-Nordstrom black hole solutions in ungauged N $$ \mathcal{N} $$ = 2 supergravity theories at the two-derivative level by recasting them as a specific first-order ...
Pedro Aniceto   +2 more
doaj   +1 more source

An integrated MVDR beamformer for speech enhancement using a local microphone array and external microphones

open access: yesEURASIP Journal on Audio, Speech, and Music Processing, 2021
An integrated version of the minimum variance distortionless response (MVDR) beamformer for speech enhancement using a microphone array has been recently developed, which merges the benefits of imposing constraints defined from both a relative transfer ...
Randall Ali   +2 more
doaj   +1 more source

Cascade algorithms for combined acoustic feedback cancelation and noise reduction

open access: yesEURASIP Journal on Audio, Speech, and Music Processing, 2023
This paper presents three cascade algorithms for combined acoustic feedback cancelation (AFC) and noise reduction (NR) in speech applications. A prediction error method (PEM)-based adaptive feedback cancelation (PEM-based AFC) algorithm is used for the ...
Santiago Ruiz   +2 more
doaj   +1 more source

An approach to BPS black hole microstate counting in an N = 2 STU model

open access: yesJournal of High Energy Physics, 2020
We consider four-dimensional dyonic single-center BPS black holes in the N = 2 STU model of Sen and Vafa. By working in a region of moduli space where the real part of two of the three complex scalars S, T , U are taken to be large, we evaluate the ...
G.L. Cardoso, S. Nampuri, D. Polini
doaj   +1 more source

MYRiAD: a multi-array room acoustic database

open access: yesEURASIP Journal on Audio, Speech, and Music Processing, 2023
In the development of acoustic signal processing algorithms, their evaluation in various acoustic environments is of utmost importance. In order to advance evaluation in realistic and reproducible scenarios, several high-quality acoustic databases have ...
Thomas Dietzen   +3 more
doaj   +1 more source

Arithmetic of decay walls through continued fractions: a new exact dyon counting solution in N $$ \mathcal{N} $$ = 4 CHL models

open access: yesJournal of High Energy Physics, 2021
We use continued fractions to perform a systematic and explicit characterization of the decays of two-centred dyonic black holes in 4D N $$ \mathcal{N} $$ = 4 heterotic ℤ N CHL models.
Gabriel Lopes Cardoso   +2 more
doaj   +1 more source

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