Results 21 to 30 of about 5,184,155 (262)

Fitting the Distribution of Linear Combinations of t− Variables with more than 2 Degrees of Freedom

open access: yesJournal of Probability and Statistics, 2023
The linear combination of Student’s t random variables (RVs) appears in many statistical applications. Unfortunately, the Student’s t distribution is not closed under convolution, thus, deriving an exact and general distribution for the linear ...
Onel L. Alcaraz López   +2 more
doaj   +1 more source

Scattered data fitting on surfaces using projected Powell-Sabin splines [PDF]

open access: yes, 2007
We present C1 methods for either interpolating data or for fitting scattered data associated with a smooth function on a two-dimensional smooth manifold Ω embedded into R3. The methods are based on a local bivariate Powell-Sabin interpolation scheme, and
Schumaker, L.L., Davydov, Oleg
core   +4 more sources

Probability distributions of daily rainfall extremes in Lazio and Sicily, Italy, and design rainfall inferences

open access: yesJournal of Hydrology: Regional Studies, 2021
Study region: We investigate samples from two Italian regions, i.e. Lazio and Sicily, located in central and south Italy, respectively, and characterized by two diverse climates.
Benedetta Moccia   +4 more
doaj   +1 more source

A probability distribution model based on the maximum entropy principle for wind power fluctuation estimation

open access: yesEnergy Reports, 2022
Volatility is an inherent characteristic of wind power. The normal, Weibull, and other distributions are commonly used to describe the characteristics of wind power.
Lingzhi Wang   +3 more
doaj   +1 more source

Package Macromodeling via Time-Domain Vector Fitting [PDF]

open access: yes, 2003
—This paper addresses the construction of lumped macromodels for package structures. A technique named Time-Domain Vector Fitting (TD-VF) is introduced for the identification of the dominant poles of the structure.
S. Grivet-talocia   +2 more
core   +1 more source

Statistical modelling of CG interdistance across multiple organisms

open access: yesBMC Bioinformatics, 2018
Background Statistical approaches to genetic sequences have revealed helpful to gain deeper insight into biological and structural functionalities, using ideas coming from information theory and stochastic modelling of symbolic sequences.
Merlotti A.   +3 more
doaj   +1 more source

Measuring Point Planning and Fitting Optimization of the Flange and Spigot Structures of Aeroengine Rotors

open access: yesMachines, 2023
An optimized measuring point planning and fitting method for rotor flange and spigot structures was proposed to achieve precise measurement of position and pose of the aeroengine rotors during docking processes.
Tianyi Zhou   +6 more
doaj   +1 more source

A Fitting Pareto Tails to Wealth Survey Data: A Practioners’ Guide

open access: yes, 2021
Taking survey data of household wealth as our major example, this short article discusses some of the issues applied researchers are facing when fitting (Type I) Pareto distributions to complex survey data.
Wildauer, Rafael, Kapeller, Jakob
core  

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

On Estimation of α-Stable Distribution Using L-Moments

open access: yesFractal and Fractional
The family of stable distributions and, in particular, the α-stable distribution increases its applicability in engineering sciences. Examination of industrial data shows that originally assumed Gaussian properties are not so often observed.
Xunzhi Liao, Paweł D. Domański
doaj   +1 more source

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