Results 21 to 30 of about 24,975 (207)

Homology Groups in Warped Product Submanifolds in Hyperbolic Spaces

open access: yesJournal of Mathematics, 2021
In this paper, we show that if the Laplacian and gradient of the warping function of a compact warped product submanifold Ωp+q in the hyperbolic space ℍm−1 satisfy various extrinsic restrictions, then Ωp+q has no stable integral currents, and its ...
Yanlin Li   +3 more
doaj   +1 more source

Extended Divergence on a Foliation by Deformed Probability Simplexes

open access: yesEntropy, 2022
This study considers a new decomposition of an extended divergence on a foliation by deformed probability simplexes from the information geometry perspective.
Keiko Uohashi
doaj   +1 more source

Reaction Kinetics Path Based on Entropy Production Rate and Its Relevance to Low-Dimensional Manifolds

open access: yesEntropy, 2014
The equation that approximately traces the trajectory in the concentration phase space of chemical kinetics is derived based on the rate of entropy production.
Shinji Kojima
doaj   +1 more source

Proper and improper zero energy modes in Hartree-Fock theory and their relevance for symmetry breaking and restoration [PDF]

open access: yes, 2013
We study the spectra of the molecular orbital Hessian (stability matrix) and random-phase approximation Hamiltonian of broken-symmetry Hartree-Fock solutions, focusing on zero eigenvalue modes.
Blaizot J.-P.   +6 more
core   +2 more sources

A Hybrid Regularization Semi-Supervised Extreme Learning Machine Method and Its Application

open access: yesIEEE Access, 2019
Semi-supervised extreme learning machine (SS-ELM) has been applied to many classification and regression assignments with high performance, in which both the labeled and unlabeled data are exploited to enhance accuracy and computation efficiency.
Yongxiang Lei   +3 more
doaj   +1 more source

Identifying Potential miRNA-Disease Associations Based on an Improved Manifold Learning Framework

open access: yesIEEE Access, 2020
Adequate evidence has shown that miRNA-disease interactions are strongly involved in the pathological processes of complex human diseases. However, it is commonly time-consuming and labor-intensive to utilize laboratory biological experiments to reveal ...
Yong Tang   +3 more
doaj   +1 more source

Prisoners’ Educational Experiences in Five Different Prison Sports Programmes: A Research Note

open access: yesEuropean Journal of Investigation in Health, Psychology and Education, 2023
Organized sports programmes offer manifold opportunities for learning and personal development. Prisoners in organized sports programmes could profit from these educational opportunities, which could eventually support their process of reintegration into
Johannes Müller   +3 more
doaj   +1 more source

Transversely Hessian foliations and information geometry [PDF]

open access: yes, 2015
A family of probability distributions parametrized by an open domain $\Lambda$ in $R^n$ defines the Fisher information matrix on this domain which is positive semi-definite.
Boyom, Michel Nguiffo, Wolak, Robert A.
core   +1 more source

On Hypersurfaces of Hessian Manifolds with Constant Hessian Sectional Curvature [PDF]

open access: yesJournal of Mathematics and Statistics, 2005
In this study, we give one instrinsic inequality for Riemannian hypersurfaces in Hessian manifolds and sufficient and necessary condition for such hypersurfaces to be totally geodesic.
Mehmet Bektas   +2 more
openaire   +1 more source

Connecting Information Geometry and Geometric Mechanics

open access: yesEntropy, 2017
The divergence function in information geometry, and the discrete Lagrangian in discrete geometric mechanics each induce a differential geometric structure on the product manifold Q × Q .
Melvin Leok, Jun Zhang
doaj   +1 more source

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