Results 21 to 30 of about 871,984 (313)

Relationships between glide efficiency and swimmers' size and shape characteristics. [PDF]

open access: yes, 2012
Glide efficiency, the ability of a body to minimize deceleration over the glide, can change with variations in the body's size and shape. The purpose of this study was to investigate the relationships between glide efficiency and the size and shape ...
NAEMI, Roozbeh   +8 more
core   +1 more source

Shape-Dependent Motion of Structured Photoactive Microswimmers

open access: yes, 2018
We investigate the dynamics of structured photoactive microswimmers and show that morphology sensitively determines the swimming behavior. Particular to this study, a major portion of the light-activated particles’ underlying structure is built from a ...
John Castañeda (5219177)   +9 more
core   +4 more sources

A statistical shape model of the human second cervical vertebra [PDF]

open access: yes, 2014
Purpose: Statistical shape and appearance models play an important role in reducing the segmentation processing timeof a vertebra and in improving results for 3D model development.
Clogenson, Marine   +6 more
core   +1 more source

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

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

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

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

Unsupervised learning of shape manifolds [PDF]

open access: yes, 2007
Classical shape analysis methods use principal component analysis to reduce the dimensionality of shape spaces. The basic assumption behind these methods is that the subspace corresponding to the major modes of variation for a particular class of shapes ...
Bhalerao, Abhir   +5 more
core   +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

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

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