Results 91 to 100 of about 138 (124)

Concentration inequality for evolutionary trees

open access: yes
Maximum likelihood inferred topologies are commonly used to draw conclusions in evolutionary biology and molecular evolution. Considering the sampling error when estimating the topology is a critical issue.
Mariadassou, M., Bar-Hen, A.
core  

Regression models for multivariate ordered responses via the Plackett distribution

open access: yes
We investigate the properties of a class of discrete multivariate distributions whose univariate marginals have ordered categories, all the bivariate marginals, like in the Plackett distribution, have log-odds ratios which do not depend on cut points and
Dardanoni, V., Forcina, A.
core  

Grüss-type bounds for covariances and the notion of quadrant dependence in expectation

open access: yesOpen Mathematics, 2011
Egozcue Martín   +3 more
doaj   +1 more source

A refined Jensen's inequality in Hilbert spaces and empirical approximations

open access: yes
Let be a convex mapping and a Hilbert space. In this paper we prove the following refinement of Jensen's inequality: for every A,B such that and B[subset of]A.
Leorato, S.
core  

Norms of structured random matrices. [PDF]

open access: yesMath Ann
Adamczak R   +3 more
europepmc   +1 more source

Quantile of a Mixture with Application to Model Risk Assessment

open access: yesDependence Modeling, 2015
Bernard Carole, Vanduffel Steven
doaj   +1 more source

The weak convergence for functions of negatively associated random variables

open access: yes, 2001
Let {Xn, n⩾1} be a sequence of stationary negatively associated random variables, Sj(l)=∑li=1Xj+i, Sn=∑ni=1Xi. Suppose that f(x) is a real function. Under some suitable conditions, the central limit theorem and the weak convergence for sums∑j=1nfSj(l)l,n⩾
Li-xin Zhang
core  

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