Results 11 to 20 of about 180,999 (303)

Unit Size Determination for Exploratory Brain Imaging Analysis: A Quest for a Resolution-Invariant Metric

open access: yesMathematics
Defining an adequate unit size is often crucial in brain imaging analysis, where datasets are complex, high-dimensional, and computationally demanding. Unit size refers to the spatial resolution at which brain data is aggregated for analysis.
Jihnhee Yu, HyunAh Lee, Zohi Sternberg
doaj   +2 more sources

ON THE COTANGENT BUNDLE AND UNIT COTANGENT BUNDLE WITH A GENERALIZED CHEEGER-GROMOLL METRIC [PDF]

open access: yes, 2023
In this paper, we consider a generalized Cheeger-Gromoll metric on a cotangent bundle over a Riemannian manifold, which is obtained by rescaling the vertical part of the Cheeger-Gromoll metric by a positive dierentiable function.
Djaa, Nour Elhouda   +3 more
core   +1 more source

FPT-Algorithms for computing Gromov-Hausdorff and interleaving distances between trees

open access: yesJournal of Computational Geometry, 2022
The Gromov-Hausdorff distance is a natural way to measure the distortion between two metric spaces. However, there has been only limited algorithmic development to compute or approximate this distance. We focus on computing the Gromov-Hausdorff distance
Elena Farahbakhsh Touli, Yusu Wang
doaj   +1 more source

On Non-Archimedean $\mathcal{L}$-Fuzzy Vector Metric Spaces

open access: yesJournal of New Theory, 2023
This paper contributes to the broader studies of fuzzy vector metric spaces and fuzzy metric spaces based on order structures beyond the unit interval.
Şehla Eminoğlu
doaj   +1 more source

Unit-Lapse Forms of Various Spacetimes

open access: yes, 2021
Every spacetime is defined by its metric, the mathematical object which further defines the spacetime curvature. From the relativity principle, we have the freedom to choose which coordinate system to write our metric in. Some coordinate systems, however,
Baines, Joshua (10649639)
core   +1 more source

The Quaternionic Hardy Space and the Geometry of the Unit Ball

open access: yesBruno Pini Mathematical Analysis Seminar, 2015
The quaternionic Hardy space of slice regular functions H2(B) is a reproducing kernel Hilbert space. In this note we see how this property can be exploited to construct a Riemannian metric on the quaternionic unit ball B and we study the geometry arising
Giulia Sarfatti
doaj   +1 more source

Almost ?-Cosymplectic Pseudo Metric Manifolds [PDF]

open access: yes, 2021
The main purpose of this paper is to study almost alpha-cosymplectic pseudo metric manifold satisfying certain eta-parallel tensor fields. We first focus on the concept of almost alpha-cosymplectic pseudo metric manifold and its curvature properties ...
Ozturk, Hakan, Ozturk, Sermin
core   +1 more source

ETNOMATEMATIKA: TRADISI PENGUKURAN MASYARAKAT SUKU SASAK DAN POTENSI PENGINTEGRASIANNYA DALAM PEMBELAJARAN MATEMATIKA

open access: yesAksioma: Jurnal Program Studi Pendidikan Matematika, 2019
The focus of the current study is to investigate mathematical reasoning and behaviour among a local Indonesian tribe (Sasakese tribe in Lombok) in measurement tradition and their potential integration into mathematics instructions.
Nur Hardiani, Susilahudin Putrawangsa
doaj   +1 more source

From Mechanical Ventilation to Intensive Care Medicine: A Challenge for Bosnia and Herzegovina

open access: yesBiomolecules & Biomedicine, 2009
Intensive care medicine is a relatively new specialty, which was created in the 1950's, after invent of mechanical ventilation, which allowed caring for critically ill patients who otherwise would have died.
Guillaume Thiéry   +6 more
doaj   +1 more source

Critical review of the levelised cost of energy metric

open access: yesSouth African Journal of Industrial Engineering, 2016
The purpose of this paper is to critically review the ‘levelised cost of energy’ metric used in electricity project development. This metric is widely used, because it is a simple metric to calculate the cost per unit of electricity for a given ...
Sklar-Chik, M. D.   +2 more
doaj   +1 more source

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