Results 131 to 140 of about 8,513,926 (380)

The gamma beta ratio distribution [PDF]

open access: yesBrazilian Journal of Probability and Statistics, 2012
The important problem of the ratio of gamma and beta distributed random variables is considered. Six motivating applications (from efficiency modeling, income modeling, clinical trials, hydrology, reliability and modeling of infectious diseases) are discussed.
openaire   +2 more sources

Cellular liquid biopsy provides unique chances for disease monitoring, preclinical model generation and therapy adjustment in rare salivary gland cancer patients

open access: yesMolecular Oncology, EarlyView.
We quantified and cultured circulating tumor cells (CTCs) of 62 patients with various cancer types and generated CTC‐derived tumoroid models from two salivary gland cancer patients. Cellular liquid biopsy‐derived information enabled molecular genetic assessment of systemic disease heterogeneity and functional testing for therapy selection in both ...
Nataša Stojanović Gužvić   +31 more
wiley   +1 more source

Closed-Loop Feedback Computation Model of Dynamical Reputation Based on the Local Trust Evaluation in Business-to-Consumer E-Commerce

open access: yesInformation, 2016
Trust and reputation are important factors that influence the success of both traditional transactions in physical social networks and modern e-commerce in virtual Internet environments.
Bo Tian, Jingti Han, Kecheng Liu
doaj   +1 more source

Rigidity and Edge Universality of Discrete $β$-Ensembles [PDF]

open access: yesarXiv, 2017
We study discrete $\beta$-ensembles as introduced in [17]. We obtain rigidity estimates on the particle locations, i.e. with high probability, the particles are close to their classical locations with an optimal error estimate. We prove the edge universality of the discrete $\beta$-ensembles, i.e.
arxiv  

The Beta-Hyperbolic Secant (BHS) Distribution [PDF]

open access: yes
The shape of a probability distribution is often summarized by the distribution's skewness and kurtosis. Starting from a symmetric parent density f on the real line, we can modify its shape (i.e.
Fischer, Matthias J., Vaughan, David
core  

Combined spatially resolved metabolomics and spatial transcriptomics reveal the mechanism of RACK1‐mediated fatty acid synthesis

open access: yesMolecular Oncology, EarlyView.
The authors analyzed the spatial distributions of gene and metabolite profiles in cervical cancer through spatial transcriptomic and spatially resolved metabolomic techniques. Pivotal genes and metabolites within these cases were then identified and validated.
Lixiu Xu   +3 more
wiley   +1 more source

Local dependence in bivariate copulae with Beta marginals

open access: yesRevista Colombiana de Estadística, 2017
The local dependence function (LDF) describes changes in the correlation structure of continuous bivariate random variables along their range. Bivariate density functions with Beta marginals can be used to model jointly a wide variety of data with ...
Eirini Koutoumanou   +2 more
doaj   +1 more source

A copolymer near a selective interface: variational characterization of the free energy [PDF]

open access: yesarXiv, 2011
In this paper we consider a two-dimensional copolymer consisting of a random concatenation of hydrophobic and hydrophilic monomers near a linear interface separating oil and water acting as solvents. The configurations of the copolymer are directed paths that can move above and below the interface.
arxiv  

The beta Nadarajah-Haghighi distribution

open access: yesHacettepe Journal of Mathematics and Statistics, 2017
Recently, there has been a great interest among statisticians and applied  researchers in constructing flexible distributions for better modeling non-monotone failure rates. We study a lifetime model of the  beta generated family, called the beta Nadarajah-Haghighi distribution, which can be used to model survival data.
DİAS, Cícero R. B.   +2 more
openaire   +2 more sources

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