Results 1 to 10 of about 2,125,495 (197)

GPU-Accelerated Algorithm for Polygon Reconstruction

open access: yesApplied Sciences
Polygon reconstruction is widely used across various fields. Although the current polygon reconstruction algorithms have achieved near-linear time complexity, they still fail to meet the speed demands imposed by the exponential growth in polygon numbers.
Ruian Ji, Zhirui Niu, Lan Chen
doaj   +4 more sources

Strongly Closed Subgraphs in a Regular Thick Near Polygon [PDF]

open access: yesEuropean Journal of Combinatorics, 1999
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Hiraki, Akira
exaly   +5 more sources

The Hyperplanes of the M 24 Near Polygon [PDF]

open access: yesGraphs and Combinatorics, 2002
Consider the unique Steiner system \(S(5,8,24)\) on a set \(\Omega\) of 24 symbols. Let \(\Gamma = (P,L)\) be the partial linear space (with point set \(P\) and line set \(L\)) obtained by taking the 759 octads as points, and the triples of pairwise disjoint octads as lines. The space \(\Gamma\) is the (unique) regular near hexagon of order \((s,t,t_2)
Hans Cuypers, Andries E Brouwer
exaly   +3 more sources

New insights into the drainage of inundated ice-wedge polygons using fundamental hydrologic principles [PDF]

open access: yesThe Cryosphere, 2021
The pathways and timing of drainage from the inundated centers of ice-wedge polygons in a warming climate have important implications for carbon flushing, advective heat transport, and transitions from methane to carbon dioxide dominated emissions. Here,
D. R. Harp   +10 more
doaj   +1 more source

Implementing the LFM-CW MIT Radar at the Ecuadorian Space Institute: Some Results [PDF]

open access: yesJournal of Aerospace Technology and Management, 2020
This paper deals with the implementation of a version of the MIT LFM-CW radar at the Ecuadorian Space Institute. The effects of near and very near ranges, and free space loss in the performance of the image processing is theoretically revised ...
Alfonso Zozaya, Rosa Bolaños
doaj   +2 more sources

Understanding the relative importance of vertical and horizontal flow in ice-wedge polygons [PDF]

open access: yesHydrology and Earth System Sciences, 2020
Ice-wedge polygons are common Arctic landforms. The future of these landforms in a warming climate depends on the bidirectional feedback between the rate of ice-wedge degradation and changes in hydrological characteristics.
N. A. Wales   +9 more
doaj   +1 more source

VALUATIONS OF NEAR POLYGONS [PDF]

open access: yesGlasgow Mathematical Journal, 2005
Ein Fast-\(2d\)-gon ist ein ungerichteter Graph ohne Schlingen vom Durchmesser \(d\), so dass zu jeder Ecke \(x\) und zu jedem maximalen clique \(M\) in \(M\) ein zu \(x\) nächster Punkt existiert. Zu jedem Fastpolygon \(\Gamma\) gehört ein partieller linearer Raum \(S\) (er wird ebenfalls Fastpolygon genannt), deren Punkte die Ecken und deren Geraden ...
De Bruyn, Bart, Vandecasteele, Pieter
openaire   +2 more sources

Microtopographic control on the ground thermal regime in ice wedge polygons [PDF]

open access: yesThe Cryosphere, 2018
The goal of this research is to constrain the influence of ice wedge polygon microtopography on near-surface ground temperatures. Ice wedge polygon microtopography is prone to rapid deformation in a changing climate, and cracking in the ice wedge ...
C. J. Abolt   +4 more
doaj   +1 more source

Self assembly of model polymers into biological random networks

open access: yesComputational and Structural Biotechnology Journal, 2021
The properties of biological networks, such as those found in the ocular lens capsule, are difficult to study without simplified models. Model polymers are developed, inspired by “worm-like” curve models, that are shown to spontaneously self assemble to ...
Matthew H.J. Bailey, Mark Wilson
doaj   +1 more source

On m-ovoids of regular near polygons [PDF]

open access: yesDesigns, Codes and Cryptography, 2017
We generalise the work of Segre (1965), Cameron - Goethals - Seidel (1978), and Vanhove (2011) by showing that nontrivial $m$-ovoids of the dual polar spaces $DQ(2d, q)$, $DW(2d-1,q)$ and $DH(2d-1,q^2)$ ($d\ge 3$) are hemisystems. We also provide a more general result that holds for regular near polygons.
John Bamberg   +2 more
openaire   +4 more sources

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