Results 61 to 70 of about 15,284 (214)

Unified study on the decomposition for deterministic signals and stationary random signals

open access: yesTongxin xuebao, 2016
The unified decomposition theories and methods for deterministic signals and stationary random signals were deeply studied.According to the stability theory of linear systems,the unified results of signal decomposition under both regular stable and ...
Hong-yu WANG, Tian-shuang QIU
doaj  

The Linear Space of Hausdorff Continuous Interval Functions

open access: yesBiomath, 2013
In this paper we discuss the algebraic structure of the space H(X) of finite Hausdorff continuous interval functions defined on an arbitrary topological space X.
Jan Harm van der Walt
doaj   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Probing turbulence in solar flares from SDO/AIA emission lines

open access: yesFrontiers in Astronomy and Space Sciences
Multiple pieces of evidence have revealed the important role of turbulence in physical processes in solar eruptions, from particle acceleration to the suppression of conductive cooling.
Xiaoyan Xie   +3 more
doaj   +1 more source

Symmetric continuous linear functionals on complex space $L_\infty[0,1]$

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2014
We prove that every symmetric continuous linear functional on the complex space $L_\infty[0,1]$ can be represented as a Lebesgue integral multiplied by a constant.
T.V. Vasylyshyn
doaj   +1 more source

Septin 9 PB domains coordinate centrosome positioning and microtubule acetylation to control epithelial polarity

open access: yesFEBS Letters, EarlyView.
Septin 9 polybasic domains couple phosphoinositide‐rich membrane binding to centrosome positioning, Golgi organization, and microtubule acetylation to control epithelial polarity. Their loss disrupts this axis, causing centrosome mispositioning, Golgi fragmentation, reduced microtubule acetylation, and polarity inversion via upregulation of the ...
Ting ting Cai   +4 more
wiley   +1 more source

Linear maps preserving G-unitary operators in Hilbert space

open access: yesArab Journal of Mathematical Sciences, 2015
Let H be a complex Hilbert space and B(H) the algebra of all bounded linear operators on H. We give the concrete forms of surjective continuous unital linear maps from B(H) onto itself that preserve G-unitary operators.
Abdellatif Chahbi, Samir Kabbaj
doaj   +1 more source

Linear Subspaces of the Appearance Space

open access: yesJournal of WSCG, 2018
Manipulating digital optical material representations is still a difficult problem because arbitrary manipulations lead almost certainly to an unrealistic impression of the material. In this paper we present an approach to material editing based on a digital model of the V1-area of the visual cortex.
Marlon Mylo, Reinhard Klein
openaire   +2 more sources

The ubiquitin‐proteasome system and autophagy as guardians of the cellular proteome

open access: yesFEBS Letters, EarlyView.
This Perspective covers the three principles governing the crosstalk between the ubiquitin‐proteasome system and autophagy in cellular proteostasis: (1) a shared ubiquitin code routing substrates via shuttle factors or autophagy receptors; (2) spatial compartmentalization into phase‐separated degradation hubs and organelle‐specific modules (exemplified
Ivan Dikic
wiley   +1 more source

On linear singular functional-differential equations in one functional space

open access: yesAbstract and Applied Analysis, 2004
We use a special space of integrable functions for studying the Cauchy problem for linear functional-differential equations with nonintegrable singularities. We use the ideas developed by Azbelev and his students (1995).
Andrei Shindiapin
doaj   +1 more source

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