Results 91 to 100 of about 93,950 (215)

On connected irresolvable Hausdorff spaces [PDF]

open access: yesProceedings of the American Mathematical Society, 1965
Hewitt [2, p. 327] has raised, and Padmavally [4] has answered to the affirmative, the question of the existence of connected irresolvable Hausdorff spaces. The purpose of this note is to prove a general existence theorem for connected irresolvable Hausdorff spaces which shows that the class of such spaces is more numerous than previously supposed.
openaire   +1 more source

Survey on differential estimators for 3d point clouds

open access: yesComputer Graphics Forum, EarlyView.
Abstract Recent advancements in 3D scanning technologies, including LiDAR and photogrammetry, have enabled the precise digital replication of real‐world objects. These methods are widely used in fields such as GIS, robotics, and cultural heritage. However, the point clouds generated by such scans are often noisy and unstructured, posing challenges for ...
Léo Arnal–Anger   +4 more
wiley   +1 more source

The Centre of the Spaces of Banach Lattice-Valued Continuous Functions on the Generalized Alexandroff Duplicate

open access: yesAbstract and Applied Analysis, 2011
We characterize the centre of the Banach lattice of Banach lattice 𝐸-valued continuous functions on the Alexandroff duplicate of a compact Hausdorff space 𝐾 in terms of the centre of 𝐶(𝐾,𝐸), the space of 𝐸-valued continuous functions on 𝐾.
Faruk Polat
doaj   +1 more source

On minimal Hausdorff spaces [PDF]

open access: yesJournal of the Australian Mathematical Society, 1977
AbstractIn this paper, several characterizations of minimal Hausdorff spaces are given.
openaire   +2 more sources

Establishing Shape Correspondences: A Survey

open access: yesComputer Graphics Forum, EarlyView.
Abstract Shape correspondence between surfaces in 3D is a central problem in geometry processing, concerned with establishing meaningful relations between surfaces. While all correspondence problems share this goal, specific formulations can differ significantly: Downstream applications require certain properties that correspondences must satisfy ...
A. Heuschling, H. Meinhold, L. Kobbelt
wiley   +1 more source

Hausdorff closed extensions of pre-uniform spaces

open access: yesApplied General Topology, 2012
The family of densely finite open covers of a Hausdorff space X determines a completable pre-uniformity on X and the canonical completion X is Hausdorff closed.
Adalberto García-Máynez   +1 more
doaj   +1 more source

Deep learning assisted high‐resolution microscopy image processing for phase segmentation in functional composite materials

open access: yesJournal of Microscopy, EarlyView.
Abstract In the domain of battery research, the processing of high‐resolution microscopy images is a challenging task, as it involves dealing with complex images and requires a prior understanding of the components involved. The utilisation of deep learning methodologies for image analysis has attracted considerable interest in recent years, with ...
Ganesh Raghavendran   +7 more
wiley   +1 more source

The Weighted Lp and BMO Estimates for Fractional Hausdorff Operators on the Heisenberg Group

open access: yesJournal of Function Spaces, 2020
In the setting of Heisenberg group, we characterize those functions Φ, for which the fractional Hausdorff operators TΦ,β and Hausdorff operators TΦ, T˜Φ are bounded on Lp spaces with power weights, BMO space, and Hardy spaces, respectively.
Guohua Zhang, Qianqian Li, Qingyan Wu
doaj   +1 more source

Compact matrix operators on a new sequence space related to ℓ p $\ell_{p}$ spaces

open access: yesJournal of Inequalities and Applications, 2016
In this paper, we derive some identities or estimates for the operator norms and the Hausdorff measures of noncompactness of certain matrix operators on the sequence space ℓ p ( r , s , t ; B ( m ) ) $\ell_{p}(r,s,t;B^{(m)})$ which is related to ℓ p ...
Abdullah Alotaibi   +2 more
doaj   +1 more source

Team Cognition Research Is Transforming Cognitive Science

open access: yesTopics in Cognitive Science, EarlyView.
Abstract About 30 years ago, the Dynamical Hypothesis instigated a variety of insights and transformations in cognitive science. One of them was the simple observation that, quite unlike trial‐based tasks in a laboratory, natural ecologically valid behaviors almost never have context‐free starting points.
Michael J. Spivey
wiley   +1 more source

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