Showing 321 - 340 results of 654 for search '"polytope"', query time: 0.07s Refine Results
  1. 321

    Hardness of Parameter Estimation in Graphical Models by Bresler, Guy, Gamarnik, David, Shah, Devavrat

    Published 2016
    “…Our reduction entails showing that the marginal polytope boundary has an inherent repulsive property, which validates an optimization procedure over the polytope that does not use any knowledge of its structure (as required by the ellipsoid method and others).…”
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    Article
  2. 322

    A Solution of the Energy Minimization Problem for Codes of Codimension 1 by Zhang, Yichi

    Published 2023
    “…We also investigate the polytope of quasicodes, where we give a symmetry and a list of vertices in some special cases.…”
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    Thesis
  3. 323

    Design of Processor Array Based on an Optimized Multiprojection Approach by CAMPOS, J.-M, CUMPLIDO, R.

    Published 2012-11-01
    “…In this work, an optimized multiprojection approach based on the Polytope model is proposed as well as an automated way for getting the scheduler and the allocator vectors. …”
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    Article
  4. 324

    Topological superfluid defects with discrete point group symmetries by Y. Xiao, M. O. Borgh, A. Blinova, T. Ollikainen, J. Ruostekoski, D. S. Hall

    Published 2022-08-01
    “…Here the authors demonstrate, in atomic spinor Bose–Einstein condensates, previously unobserved vortex line defects with discrete polytope symmetries, which are of interest to quantum information applications.…”
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    Article
  5. 325

    On the stability of certain perturbed systems of differential equations and the relationship with the magnitude of the perturbation by Efrén Vázquez Silva, Celso Monteiro Chissoca Chitungo

    Published 2010-04-01
    “…In this work we consider a class of polytopes of third order square matrices, studied early. …”
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    Article
  6. 326
  7. 327

    Combinatorial aspects of scattering amplitudes: amplituhedra, T-duality, and cluster algebras by Parisi, M

    Published 2021
    “…On one side, the hypersimplex Delta_{k+1,n} – a polytope which has been studied in connection with the moment map, torus orbits in the Grassmannian, tropical geometry and cluster algebras. …”
    Thesis
  8. 328

    Quick eVALUATION OF THE INTERVAL STABILITY OF THE LINEAR ASSIGNMENT problem SOLUTIONS by M. P. Revotjuk, M. K. Qaraleh, P. M. Batura

    Published 2019-06-01
    “…Economical one-step transition to the nearest vertex of the polytope of problem one for all the edges of the optimal perfect matching is almost an order of magnitude reduces the computational complexity of evaluating the stability of the current optimal solution.…”
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    Article
  9. 329

    Invariant sets for feedback linearisation based nonlinear predictive control by Bacic, M, Cannon, M, Kouvaritakis, B

    Published 2005
    “…This paper describes a method for calculating invariant/feasible sets with respect to feedback linearising control law for input-affine nonlinear systems. Polytope simplification and partial invariance/feasibility are used to reduce the conservativeness of the affine difference inclusion. …”
    Journal article
  10. 330

    Feynman diagrams in four-dimensional holomorphic theories and the Operatope by Kasia Budzik, Davide Gaiotto, Justin Kulp, Jingxiang Wu, Matthew Yu

    Published 2023-07-01
    “…We recast the integrals as the Fourier transform of a certain polytope in the space of loop momenta (a.k.a. the “Operatope”). …”
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    Article
  11. 331

    A lattice point counting generalisation of the Tutte polynomial by Amanda Cameron, Alex Fink

    Published 2020-04-01
    “…This polynomial is constructed using lattice point counts in the Minkowski sum of the base polytope of a polymatroid and scaled copies of the standard simplex. …”
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    Article
  12. 332

    An Abundance of K3 Fibrations from Polyhedra with Interchangeable Parts by Candelas, P, Constantin, A, Skarke, H

    Published 2012
    “…Any two half-polytopes over a given slice can be combined into a reflexive polytope. …”
    Journal article
  13. 333

    Profinite and residual properties of fibred groups by Kudlinska, M

    Published 2024
    “…We explain how to construct the polytopes using topological representatives of the monodromy. …”
    Thesis
  14. 334

    Cosmology meets cohomology by Shounak De, Andrzej Pokraka

    Published 2024-03-01
    “…Abstract The cosmological polytope and bootstrap programs have revealed interesting connections between positive geometries, modern on-shell methods and bootstrap principles studied in the amplitudes community with the wavefunction of the Universe in toy models of FRW cosmologies. …”
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    Article
  15. 335

    A general method for the manipulability analysis of serial robot manipulators by Zhihong Zou

    Published 2023-11-01
    “…In this article, a general methodology of using manipulability polytopes to characterize the manipulator’s capability to generate velocities, forces, and accelerations at the end-effector is proposed. …”
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    Article
  16. 336

    Positive Configuration Space by Arkani-Hamed, Nima, Lam, Thomas, Spradlin, Marcus

    Published 2021
    “…This space has a natural stratification by positive Chow cells, and we show that nonnegative configuration space is homeomorphic to a polytope as a stratified space. We establish bijections between positive Chow cells and the following sets: (a) regular subdivisions of the hypersimplex into positroid polytopes, (b) the set of cones in the positive tropical Grassmannian, and (c) the set of cones in the positive Dressian. …”
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    Article
  17. 337

    On efficient computation of low-complexity controlled invariant sets for uncertain linear systems by Blanco, T, Cannon, M, De Moor, B

    Published 2010
    “…A method is presented for determining invariant low-complexity polytopic sets and associated linear feedback laws for linear systems with polytopic uncertainty. …”
    Journal article
  18. 338

    Equivariant Seidel maps and a flat connection on equivariant symplectic cohomology by Liebenschutz-Jones, T

    Published 2021
    “…As an application, we compute these algebraic structures for a few specific examples and provide a method to compute them for toric manifolds using the moment polytope.…”
    Thesis
  19. 339

    Fusions of Consciousness by Donald D. Hoffman, Chetan Prakash, Robert Prentner

    Published 2023-01-01
    “…The possible dynamics of <i>n</i> agents form an <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mi>n</mi><mo>(</mo><mi>n</mi><mo>−</mo><mn>1</mn><mo>)</mo></mrow></semantics></math></inline-formula>-dimensional polytope with <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msup><mi>n</mi><mi>n</mi></msup></semantics></math></inline-formula> vertices—the <i>Markov polytope</i><inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mi mathvariant="script">M</mi><mi>n</mi></msub></semantics></math></inline-formula>. …”
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  20. 340

    Local hidden variable values without optimization procedures by Dardo Goyeneche, Wojciech Bruzda, Ondřej Turek, Daniel Alsina, Karol Życzkowski

    Published 2023-02-01
    “…In particular, this problem is the first step towards characterizing the LHV polytope of a given scenario. In this work, we establish a relation between the LHV value of bipartite Bell inequalities and the mathematical notion of excess of a matrix. …”
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    Article