Results 71 to 80 of about 141,753 (193)

Analysis of continuous infusion functional PET (fPET) in the human brain

open access: yesNeuroImage, 2020
Functional positron emission tomography (fPET) is a neuroimaging method involving continuous infusion of 18-F-fluorodeoxyglucose (FDG) radiotracer during the course of a PET examination.
Shenpeng Li   +5 more
doaj   +1 more source

Plotting partial correlation and regression in ecological studies [PDF]

open access: yesWeb Ecology, 2008
Multiple regression, the General linear model (GLM) and the Generalized linear model (GLZ) are widely used in ecology. The widespread use of graphs that include fitted regression lines to document patterns in simple linear regression can be easily ...
J. Moya-Laraño, G. Corcobado
doaj   +1 more source

Generalized Linear Model (GLM) Applications for the Exponential Dispersion Model Generated by the Landau Distribution

open access: yesMathematics
The exponential dispersion model (EDM) generated by the Landau distribution, denoted by EDM-EVF (exponential variance function), belongs to the Tweedie scale with power infinity. Its density function does not have an explicit form and, as of yet, has not been used for statistical aspects.
Shaul K. Bar-Lev   +3 more
openaire   +3 more sources

Molecular insights into salinity tolerance in Thymus daenensis: Scot and ISSR marker discovery in polycross-derived genotypes

open access: yesBMC Plant Biology
Background  Thymus daenensis is a valuable medicinal plant known for its potent therapeutic properties. This study aimed to identify genetic loci (markers) associated with important morpho-physiological traits under both non-stress (control) and saline ...
Amirali Shayan   +5 more
doaj   +1 more source

Linear Models for Multivariate Repeated Measures Data [PDF]

open access: yes
We study the general linear model (GLM) with doubly exchangeable distributed error for m observed random variables. The doubly exchangeable linear model (DEGLM) arises when the m¡dimensional error vectors are \doubly exchangeable" (de¯ned later), jointly
Anuradha Roy
core  

Age and annual growth rate cause spatial variation in body size in Phrynocephalus przewalskii (Agamid)

open access: yesEcology and Evolution, 2020
Whether or not biogeographic rules dealing with spatial patterns of animal body sizes are valid for ectotherms is controversial. As the ectotherms grow all their lives, we explored the role of age and annual growth rate in body size variation in ...
Wei Zhao   +5 more
doaj   +1 more source

Global and local distance-based generalized linear models [PDF]

open access: yes, 2016
This paper introduces local distance-based generalized linear models. These models extend (weighted) distance-based linear models first to the generalized linear model framework. Then, a nonparametric version of these models is proposed by means of local
Boj, Eva   +4 more
core   +1 more source

Using Grouped Linear Prediction and Accelerated Reinforcement Learning for Online Content Caching

open access: yes, 2018
Proactive caching is an effective way to alleviate peak-hour traffic congestion by prefetching popular contents at the wireless network edge. To maximize the caching efficiency requires the knowledge of content popularity profile, which however is often ...
Tao, Meixia, Zhang, Naifu, Zheng, Kaibin
core   +1 more source

Spike train statistics and Gibbs distributions [PDF]

open access: yes, 2013
This paper is based on a lecture given in the LACONEU summer school, Valparaiso, January 2012. We introduce Gibbs distribution in a general setting, including non stationary dynamics, and present then three examples of such Gibbs distributions, in the ...
Cessac, B., Cofré, R.
core   +3 more sources

GLM permutation - nonparametric inference for arbitrary general linear models [PDF]

open access: yes, 2008
Introduction: Permutation methods are finding growing use in neuroimag- ing data analyses (e.g. randomise in FSL, SnPM in SPM, XBAMM/BAMM/CAMBA, etc).
Nichols, T.   +3 more
core  

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