Results 21 to 30 of about 769,155 (267)

On The Estimation Of The Shape Parameter Of A Symmetric Distribution [PDF]

open access: yesJournal of Data Science, 2018
The shape parameter of a symmetric probability distribution is often more difficult to estimate accurately than the location and scale parameters. In this paper, we suggest an intuitive but innovative matching quantile estimation method for this parameter.
Jennifer Chan   +2 more
openaire   +1 more source

Estimating Shape Parameters of Piecewise Linear-Quadratic Problems

open access: yesOpen Journal of Mathematical Optimization, 2021
Piecewise Linear-Quadratic (PLQ) penalties are widely used to develop models in statistical inference, signal processing, and machine learning.
Zheng, Peng   +2 more
doaj   +1 more source

A Class of Refinement Schemes With Two Shape Control Parameters

open access: yesIEEE Access, 2020
A subdivision scheme defines a smooth curve or surface as the limit of a sequence of successive refinements of given polygon or mesh. These schemes take polygons or meshes as inputs and produce smooth curves or surfaces as outputs. In this paper, a class
Ghulam Mustafa   +3 more
doaj   +1 more source

DETERMINATION OF SHAPE PARAMETER IN RBF APPROXIMATION [PDF]

open access: yesWIT Transactions on Engineering Sciences, 2018
162
Karageorghis, Andreas   +3 more
openaire   +2 more sources

The Breakage of Shape-Anisotropic Particles under Normal Contact with Different Particle Shape Parameters

open access: yesApplied Sciences, 2021
This paper elaborates the cone–hemispherical gypsum particle breakages under normal contact with different particle shape parameters (contact diameter d, cone angle θ and sphere diameter D) and proposes a simple quantitative approach to discriminate ...
Yanwei Zhang   +5 more
doaj   +1 more source

Trigonometric Splines with Variable Shape Parameter

open access: yesRocky Mountain Journal of Mathematics, 2008
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Choubey, N., Ojha, A.
openaire   +3 more sources

On the Three-Parameter Weibull Distribution Shape Parameter Estimation [PDF]

open access: yesJournal of Data Science, 2021
The Weibull distribution has received much interest in reliability theory. The well-known maximum likelihood estimators (MLE) of this fam- ily are not available in closed form expression. In this work, we propose a consistent and closed form estimator for shape parameter of three-parameter Weibull distribution.
Mahdi Teimouri, Arjun K. Gupta
openaire   +1 more source

A Novel Approach of Hybrid Trigonometric Bézier Curve to the Modeling of Symmetric Revolutionary Curves and Symmetric Rotation Surfaces

open access: yesIEEE Access, 2019
The modeling of Bézier curves and surfaces with their shape parameters is the most popular area of research in computer aided geometric design/computer aided manufacturing (CAGD/CAM) due to their geometric characteristics.
Samia BiBi   +3 more
doaj   +1 more source

THE CORRELATION ANALYSIS OF THE SHAPE PARAMETERS FOR ENDOTHELIAL IMAGE CHARACTERISATION

open access: yesImage Analysis and Stereology, 2016
Microscopic images of corneal endothelium cells are investigated to deliver information about their medical state. Although this could be achieved automatically, this examination is manual and very time consuming.
Karolina Nurzynska, Adam Piorkowski
doaj   +1 more source

Designing Developable C-Bézier Surface with Shape Parameters

open access: yesMathematics, 2020
Developable surface plays an important role in geometric design, architectural design, and manufacturing of material. Bézier curve and surface are the main tools in the modeling of curve and surface.
Caiyun Li, Chungang Zhu
doaj   +1 more source

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