نتایج جستجو برای: wilks lambda 0228

تعداد نتایج: 26329  

2011
Mai Zhou

In this note we give a proof of the Wilks theorem for the empirical likelihood ratio for the right censored data, when the hypothesis are formulated in terms of p estimating equations or mean functions. In particular we show that the empirical likelihood ratio test statistic is equal to a quadratic form similar to a Hotelling’s T 2 statistic, plus a small error.

Journal: :Signal Processing 2014
David Ramírez Peter J. Schreier Javier Vía Ignacio Santamaría

The separation of a complex mixture based solely on second-order statistics can be achieved using the Strong Uncorrelating Transform (SUT) if and only if all sources have distinct circularity coefficients. However, in most problems we do not know the circularity coefficients, and they must be estimated from observed data. In this work, we propose a detector, based on the generalized likelihood ...

ژورنال: پژوهش های ریاضی 2021

In this paper the notion of limit average shadowing property is introduced for diffeomorphisms on a compact smooth manifold M and a class of diffeomorphisms is given which has the limit average shadowing property, but does not have the shadowing property. Moreover, we prove that for a closed f-invariant set Lambda  of a diffeomorphism f, if Lambda is C1-stably limit average shadowing and t...

Recall that a continuous function $fcolon Xto Y$ between Tychonoff spaces is proper if and only if the Stone extension $f^{beta}colon beta Xtobeta Y$ takes remainder to remainder, in the sense that $f^{beta}[beta X-X]subseteq beta Y-Y$. We introduce the notion of ``taking remainder to remainder" to frames, and, using it, we define a frame homomorphism $hcolon Lto M$ to be $beta$-proper, $lambd...

Journal: :bulletin of the iranian mathematical society 2015
gh. aghamollaei m. a. nourollahi

let $p(lambda)$ be an $n$-square complex matrix polynomial, and $1 leq k leq n$ be a positive integer. in this paper, some algebraic and geometrical properties of the $k$-numerical range of $p(lambda)$ are investigated. in particular, the relationship between the $k$-numerical range of $p(lambda)$ and the $k$-numerical range of its companion linearization is stated. moreover, the $k$-numerical ...

Journal: :European Research Studies Journal 2021

Purpose: This paper aims to determine the relationship between standard of living inhabitants selected regions European Union and scientific technological potential. Design/Methodology/Approach: The study covered 60 – NUTS 2 in 13 Member States. data concerned year 2018. Due multidimensional character analyzed categories, a canonical analysis was used as generalization multiple linear regressio...

Journal: :Annals of the Institute of Statistical Mathematics 1976

Background: Studies showed thyroid hormones influence proliferation of cancer cells. The main aim of this study was to investigate the effects of cytotoxic thyroid hormone T4 on proliferation of brain glioblastoma cells (A172) in cell culture. Methods: In this laboratory experimental study, A172 cells were randomly divided into control group and groups exposed to doses 0.1, 0.5, 1, 5, 10, 20, ...

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