Results 31 to 40 of about 118,692,044 (90)

Calculating functional diversity metrics using neighbor‐joining trees

open access: yesEcography, Volume 2024, Issue 7, July 2024.
The study of functional diversity (FD) provides ways to understand phenomena as complex as community assembly or the dynamics of biodiversity change under multiple pressures. Different frameworks are used to quantify FD, either based on dissimilarity matrices (e.g. Rao entropy, functional dendrograms) or multidimensional spaces (e.g.
Pedro Cardoso   +7 more
wiley   +1 more source

On hyperspaces of generalized metric spaces [PDF]

open access: yes, 1997
We study the heredity of the classes of generalized metric spaces to the hyperspaces of non-empty compact subsets and finite subsets with the finite topology.
Mizokami, Takemi
core   +1 more source

Recent Trends in 3D Reconstruction of General Non‐Rigid Scenes

open access: yesComputer Graphics Forum, Volume 43, Issue 2, May 2024.
Abstract Reconstructing models of the real world, including 3D geometry, appearance, and motion of real scenes, is essential for computer graphics and computer vision. It enables the synthesizing of photorealistic novel views, useful for the movie industry and AR/VR applications.
Raza Yunus   +9 more
wiley   +1 more source

Hyperspaces [PDF]

open access: yes, 1976
This paper is an exposition of the theory of the hyperspaces 2^X and C(X) of a topological space X. These spaces are obtained from X by collecting the nonempty closed and nonempty closed connected subsets respectively, and are topologized by the Vietoris
Voas, Charles H.
core  

Energy management control strategies for energy storage systems of hybrid electric vehicle: A review

open access: yesEnergy Storage, Volume 6, Issue 1, February 2024.
Clear view of hybrid electric vehicle under different components was evaluated such as: electric vehicle types, architecture, charge equalization of hybrid power sources. Different energy management strategies are discussed. Classification of charge equalization methods are reviewed. Abstract Continuous efforts to preserve the environment and to reduce
Arigela Satya Veerendra   +2 more
wiley   +1 more source

Effect of anisotropic deformation on the differential scanning calorimetry response of polymer glasses

open access: yesJournal of Polymer Science, Volume 62, Issue 3, Page 508-516, 1 February 2024.
Abstract Large anisotropic deformation affects the physical state of a polymer glass, where the changes in the state of material are revealed by performing a differential scanning calorimetry (DSC) experiment. Previously, the deformation was applied to polymers well below their glass transition temperatures, and it was found that uniaxial compressive ...
Hosup Song   +2 more
wiley   +1 more source

Whitney topology and spaces of preference relations [PDF]

open access: yes
The strong Whitney topology on the sets of maps of smooth manifolds induces a topology on the set of preferences in euclidean space. We prove that the obtained space is not connected which implies that there is no continuous social choice function ...
Oleksandra Hubal, Michael Zarichnyi
core  

Retractions and contractibility in hyperspaces [PDF]

open access: yes, 2007
Given a metric continuum X, let 2X denote the hyperspace of all nonempty closed subsets of X. For each positive integer k let Ck(X) stand for the hyperspace of members of 2X having at most k components.
Pellicer-Covarrubias, Patricia   +3 more
core   +1 more source

The Topology of Branching Universes [PDF]

open access: yes, 2005
The purpose of this paper is to survey the possible topologies of branching space-times, and, in particular, to refute the popular notion in the literature that a branching space-time requires a non-Hausdorff ...
McCabe, Gordon, Gordon Mccabe
core  

Strong chain transitivity in hyperspaces of uniform spaces [PDF]

open access: yes
We apply topological definitions of strong chain transitivity and characterizetopological strong chain transitivity for the induced maps on hyperspaces ofuniform spaces.
Shabani, Zahra   +5 more
core   +1 more source

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