Results 31 to 40 of about 191,849 (199)

A Comprehensive Survey on Delaunay Triangulation: Applications, Algorithms, and Implementations Over CPUs, GPUs, and FPGAs

open access: yesIEEE Access
Delaunay triangulation is an effective way to build a triangulation of a cloud of points, i.e., a partitioning of the points into simplices (triangles in 2D, tetrahedra in 3D, and so on), such that no two simplices overlap and every point in the set is a
Yahia S. Elshakhs   +4 more
doaj   +1 more source

A Method of Describing Objects in a Scene of a Robot Vision System by Means of Fuzzy Delaunay Triangulation Using an Adaptive Mesh

open access: yesСовременные информационные технологии и IT-образование, 2020
The paper considers a method for representing a set of information objects (scenes) in the field of view of an intelligent robot, based on the fuzzy Delaunay triangulation due to locally regular refinement of the original (coarse) triangular mesh using ...
Vladimir Khramov
doaj   +1 more source

Delaunay-Triangulation-Based Learning With Hessian Total-Variation Regularization

open access: yesIEEE Open Journal of Signal Processing, 2023
Regression is one of the core problems tackled in supervised learning. Neural networks with rectified linear units generate continuous and piecewise-linear (CPWL) mappings and are the state-of-the-art approach for solving regression problems.
Mehrsa Pourya   +2 more
doaj   +1 more source

The objective assessment of the image quality based on the geometrical concentration [PDF]

open access: yesE3S Web of Conferences, 2020
The method of the objective evaluation of the satellite images based on the calculation of the geometrical concentration using triangulation Delaunay is proposed.
Maltsev Evgenii A.   +2 more
doaj   +1 more source

The Interplay of Curvature, Geometry, and Topology Shapes Tissue Organisation in Epithelial Shells

open access: yesAdvanced Science, EarlyView.
Purely geometric 3D Voronoi models predict the organisation of epithelial shells. The interplay of curvature, geometry, and topology enriches the number of pentagons in shells with lower number of cells. Small MDCK cysts and Mouse embryos match the top polygonal configurations in a compactness‐based ranking derived from the Voronoi model. In conclusion,
Laura Morato   +9 more
wiley   +1 more source

Plane Delaunay triangulation [PDF]

open access: yes, 2016
Delaunay triangulation is one of the fundamental data structures in computational geometry. In the thesis we present the planar Delaunay triangulation and describe its construction.
Števančec, Tadej
core   +1 more source

Explaining the Origin of Negative Poisson's Ratio in Amorphous Networks With Machine Learning

open access: yesAdvanced Intelligent Discovery, EarlyView.
This review summarizes how machine learning (ML) breaks the “vicious cycle” in designing auxetic amorphous networks. By transitioning from traditional “black‐box” optimization to an interpretable “AI‐Physics” closed‐loop paradigm, ML is shown to not only discover highly optimized structures—such as all‐convex polygon networks—but also unveil hidden ...
Shengyu Lu, Xiangying Shen
wiley   +1 more source

Optimizing Strategies for Non‐Invasive Prospection of Settlements in the Intertidal Zone: A Case Study From the Centre of the Drowned Medieval Village of Tolsende (Scheldt Estuary, the Netherlands)

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT Medieval and early modern drowned villages in the intertidal zone of the Scheldt estuary (the Netherlands) constitute intriguing yet largely understudied components of north‐western Europe's underwater cultural heritage. Despite their high archaeological potential as time capsules of past settlement landscapes, research has remained limited ...
Jan Trachet   +9 more
wiley   +1 more source

The synergistic impact of granulocytic myeloid‐derived suppressor cells and innate lymphoid cells in systemic sclerosis

open access: yesArthritis &Rheumatology, Accepted Article.
Objective Systemic sclerosis (SSc) is a chronic autoimmune disorder characterized by immune dysregulation and fibrosis, with myeloid‐derived suppressor cells (MDSCs) emerging as important regulators of immune responses. However, the role of MDSCs in SSc‐associated fibrosis and their interactions with other immune cell populations remain poorly ...
Stefanie Weber   +15 more
wiley   +1 more source

Flipping geometric triangulations on hyperbolic surfaces

open access: yesJournal of Computational Geometry
We consider geometric triangulations of surfaces, i.e., triangulations whose edges can be realized by disjoint geodesic segments. We prove that the flip graph of geometric triangulations with fixed vertices of a flat torus or a closed hyperbolic surface
Vincent Despre   +2 more
doaj   +1 more source

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