Results 41 to 50 of about 27,242,528 (312)

On polyhedral graphs and their complements [PDF]

open access: yes, 2022
We find all polyhedral graphs such that their complements are still polyhedral.
Maffucci, R. W., Maffucci, Riccardo W.
core   +2 more sources

Ergodic Control and Polyhedral Approaches to PageRank Optimization [PDF]

open access: yesIEEE Transactions on Automatic Control, 2013
We study a general class of PageRank optimization problems which consist in finding an optimal outlink strategy for a web site subject to design constraints. We consider both a continuous problem, in which one can choose the intensity of a link, and a discrete one, in which in each page, there are obligatory links, facultative links and forbidden links.
Fercoq, Olivier   +3 more
openaire   +3 more sources

A Polyhedral Approach for Scalar Promotion [PDF]

open access: yes, 2022
National audienceMemory accesses are a well known bottleneck whose impact might be mitigated by using properly the memory hierarchy until registers. In this paper, we address array scalarization, a technique to turn temporary arrays into a collection of ...
Sadler, Alec   +2 more
core   +1 more source

Virtual Elements on polyhedra with a curved face

open access: yesBulletin of Mathematical Sciences, 2023
We revisit classical Virtual Element approximations on polygonal and polyhedral decompositions. We also recall the treatment proposed for dealing with decompositions into polygons with curved edges.
Franco Brezzi, L. Donatella Marini
doaj   +1 more source

Editing Watertight Manifold Polyhedra using Face Shifts with Automatic Topological Updates and Edge Flips [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
In the context of urban 3D mapping, the 3D modelling step is a crucial operation, which can be very error prone, particularly when high fidelity and accuracy are required. While automatic reconstruction tools are way faster and less expensive than manual
F. Geniet, M. Brédif, B. Vallet
doaj   +1 more source

Convex polyhedral abstractions, specialisation and property-based predicate splitting in Horn clause verification [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2014
We present an approach to constrained Horn clause (CHC) verification combining three techniques: abstract interpretation over a domain of convex polyhedra, specialisation of the constraints in CHCs using abstract interpretation of query-answer ...
Bishoksan Kafle, John P. Gallagher
doaj   +1 more source

State-Space Region-Invariance of Discrete-Time Control Systems

open access: yesIEEE Access, 2023
In the paper, the so-called region-invariance properties of discrete-time control systems are considered. An already known notion of positivity of control systems has been generalized (using a kind of geometric insight instead of a pure algebraic ...
Wiktor Malesza, Michal Slawomir Wiraszka
doaj   +1 more source

Influence of chromium addition and cooling rate on Kinetic and microstructural evolution in FexCr100-x Metallic Glasses [PDF]

open access: yesE3S Web of Conferences, 2023
In this study, we utilized molecular dynamics simulations with the embedded-atom approach to explore how different cooling rates and concentrations of chromium (Cr) affect the vitrification of metallic glasses (MGs) composed of a binary alloy FexCr100-x.
Assouli Soufiane   +5 more
doaj   +1 more source

A polyhedral approach to the stability of a family of coalitions

open access: yesDiscrete Applied Mathematics, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Aguilera, Néstor Edgardo   +1 more
openaire   +3 more sources

Motion generation of a planar 3R serial chain based on conformal geometric algebra with applications to planar linkages [PDF]

open access: yesMechanical Sciences, 2022
A planar three-revolute (3R) serial chain is an important part of many mechanisms. The classical approach in motion generation of a planar 3R serial chain is to construct closed-loop equations based on complex numbers, which yields a large-scale ...
L. Wang   +7 more
doaj   +1 more source

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