Results 61 to 70 of about 2,326,184 (282)

On the Structure, Covering, and Learning of Poisson Multinomial Distributions

open access: yes, 2015
An $(n,k)$-Poisson Multinomial Distribution (PMD) is the distribution of the sum of $n$ independent random vectors supported on the set ${\cal B}_k=\{e_1,\ldots,e_k\}$ of standard basis vectors in $\mathbb{R}^k$. We prove a structural characterization of
Daskalakis, Constantinos   +2 more
core   +1 more source

MYCN Amplification in RB1‐Inactivated Retinoblastoma: Association With High‐Risk Features

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background MYCN amplification occurs in a subset of retinoblastoma cases, both with and without RB1 inactivation. It has been suggested that retinoblastomas with MYCN amplification represent a distinct entity with more aggressive clinical behavior.
Kyriaki Papaioannou   +9 more
wiley   +1 more source

The Total Variation Distance Between the Binomial and Poisson Distributions

open access: yesThe Annals of Probability, 1989
The exact total variation distances are obtained between a binomial distribution with parameters n and p and Poisson distributions with means np and -n log(1-p), for small values of p.
Kennedy, J. E., Quine, M. P.
openaire   +3 more sources

Hellinger and total variation distance in approximating Lévy driven SDEs

open access: yesThe Annals of Applied Probability, 2023
In this paper, we get some convergence rates in total variation distance in approximating discretized paths of L{ }vy driven stochastic differential equations, assuming that the driving process is locally stable. The particular case of the Euler approximation is studied.
openaire   +2 more sources

Sharp Total Variation Bounds for Finitely Exchangeable Arrays

open access: yes, 2016
In this article we demonstrate the relationship between finitely exchangeable arrays and finitely exchangeable sequences. We then derive sharp bounds on the total variation distance between distributions of finitely and infinitely exchangeable ...
Airoldi, Edoardo, Volfovsky, Alexander
core   +2 more sources

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Three-dimensional response of double anchored sheet pile walls subjected to excavation and construction sequence

open access: yesHeliyon, 2019
In this study, a three-dimensional (3D) response of anchored sheet pile walls was investigated on double-anchored sheet pile system during soils excavation and tunnel construction sequence.
Massamba Fall   +2 more
doaj   +1 more source

Trends to equilibrium for a class of relativistic diffusions

open access: yes, 2011
We address the question of the trends to equilibrium for a large class C of relativistic diffusions. We show the existence of a spectral gap using the Lyapounov method and deduce the exponential decay of the distance to equilibrium in L2-norm and in ...
Ané C., Jürgen Angst
core   +3 more sources

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

PERFORMA DESALINASI AIR LAUT TENAGA SURYA TIPE WICK METODE KAPILER

open access: yesRekayasa Mesin, 2022
How to get clean water using the seawater desalination process into pure water in coastal communities. Basin is a sea water desalination tool in the form of a tub or bowl to hold sea water. The basin used in this study was shaped like a tub using a cover
Siska Rutami Manafe   +2 more
doaj   +1 more source

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