Results 61 to 70 of about 203,974 (250)

New upper bounds for noncentral chi-square cdf

open access: yesЖурнал Белорусского государственного университета: Математика, информатика, 2020
Some new upper bounds for noncentral chi-square cumulative density function are derived from the basic symmetries of the multidimensional standard Gaussian distribution: unitary invariance, components independence in both polar and Cartesian coordinate ...
Valeriy A. Voloshko, Egor V. Vecherko
doaj   +1 more source

From Origami to Bistable and Laminate Structures: A Review for Multifunctional Applications from Structural Perspective of Shape‐Changing Structures

open access: yesAdvanced Intelligent Systems, EarlyView.
This review explores how shape‐changing structures—origami, bistable, and laminate structures—enable multifunctionality in soft robotics and metamaterials. Starting from structural design, it examines core principles, real‐world applications, and ongoing challenges.
Lingchen Kong, Yaoyao Fiona Zhao
wiley   +1 more source

Sine Topp-Leone-G family of distributions: Theory and applications

open access: yesOpen Physics, 2020
Recent studies have highlighted the statistical relevance and applicability of trigonometric distributions for the modeling of various phenomena. This paper contributes to the subject by investigating a new trigonometric family of distributions defined ...
Al-Babtain Abdulhakim A.   +3 more
doaj   +1 more source

Analytical review of software-algorithmic methods of processing of measuring information about geometrical parameters of objects in images

open access: yesТехнічна інженерія, 2023
The paper considers software-algorithmic methods and computational aspects of operations of transformation of coordinates of points in the plane. These procedures include: finding new rectangular coordinates of a vector when rotating it (or a coordinate ...
Yu.O. , L.O. , V.V. , Yu.M. , O.О.
doaj   +1 more source

Comparative cranial biomechanics reveal macroevolutionary trends in theropod dinosaurs, with emphasis on Tyrannosauroidea

open access: yesThe Anatomical Record, EarlyView.
Abstract Tyrannosaurus is viewed as a model organism in vertebrate paleontology, with numerous studies analyzing its feeding biomechanics. Nonetheless, the evolution of this feeding performance has been under‐addressed in Tyrannosauroidea, especially in basal tyrannosauroids. Here we used muscle‐force reconstruction and finite element analysis (FEA) to
Evan Johnson‐Ransom   +4 more
wiley   +1 more source

Revisiting Classical Controller Design and Tuning with Genetic Programming

open access: yesSensors, 2023
This paper introduces the application of a genetic programming (GP)-based method for the automated design and tuning of process controllers, representing a noteworthy advancement in artificial intelligence (AI) within the realm of control engineering. In
Carlos A. García   +4 more
doaj   +1 more source

The inner equation for generalized standard maps

open access: yes, 2012
We study particular solutions of the inner equation associated to the splitting of separatrices on generalized standard maps. An exponentially small complete expression for their difference is obtained.
Baldomà, Imma, Martín, Pau
core   +1 more source

Advancing Cave Survey Methods: High‐Precision Mapping in Drakotrypa Cave, Greece

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT Cave floor mapping plays a vital role across various scientific disciplines by enabling the identification and interpretation of features shaped by both natural processes and human activity. In cave archaeology, floor mapping is crucial to decode and reconstruct human‐induced morphological features.
Christos Pennos   +5 more
wiley   +1 more source

Bivariate Lagrange interpolation at the node points of Lissajous curves - the degenerate case

open access: yes, 2016
In this article, we study bivariate polynomial interpolation on the node points of degenerate Lissajous figures. These node points form Chebyshev lattices of rank $1$ and are generalizations of the well-known Padua points.
Erb, Wolfgang
core   +1 more source

Isoperimetric inequalities on slabs with applications to cubes and Gaussian slabs

open access: yesCommunications on Pure and Applied Mathematics, EarlyView.
Abstract We study isoperimetric inequalities on “slabs”, namely weighted Riemannian manifolds obtained as the product of the uniform measure on a finite length interval with a codimension‐one base. As our two main applications, we consider the case when the base is the flat torus R2/2Z2$\mathbb {R}^2 / 2 \mathbb {Z}^2$ and the standard Gaussian measure
Emanuel Milman
wiley   +1 more source

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