Results 71 to 80 of about 1,414,924 (189)

Large N algebras and generalized entropy

open access: yesJournal of High Energy Physics, 2023
We construct a Type II ∞ von Neumann algebra that describes the large N physics of single-trace operators in AdS/CFT in the microcanonical ensemble, where there is no need to include perturbative 1/N corrections. Using only the extrapolate dictionary, we
Venkatesa Chandrasekaran   +2 more
doaj   +1 more source

Designing Wire Mazes for Replicating Natural Echoes to Study Bat Biosonar Function

open access: yesAdvanced Intelligent Systems, EarlyView.
A validated framework combining efficient physical modeling (multiple scattering model) and deep learning is presented to guide wire‐maze design for bat biosonar studies. This approach rapidly generates large datasets to test acoustic distinguishability among wire arrangements.
Chunlin Jia   +3 more
wiley   +1 more source

κ-Minkowski Spacetimes and DSR Algebras: Fresh Look and Old Problems

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2010
Some classes of Deformed Special Relativity (DSR) theories are reconsidered within the Hopf algebraic formulation. For this purpose we shall explore a minimal framework of deformed Weyl-Heisenberg algebras provided by a smash product construction of DSR ...
Andrzej Borowiec, Anna Pachol
doaj   +1 more source

Yang–Baxter maps, discrete integrable equations and quantum groups

open access: yesNuclear Physics B, 2018
For every quantized Lie algebra there exists a map from the tensor square of the algebra to itself, which by construction satisfies the set-theoretic Yang–Baxter equation.
Vladimir V. Bazhanov, Sergey M. Sergeev
doaj   +1 more source

One-loop corrections to the celestial chiral algebra from Koszul Duality

open access: yesJournal of High Energy Physics, 2023
We consider self-dual Yang-Mills theory (SDYM) in four dimensions and its lift to holomorphic BF theory on twistor space. Following the work of Costello and Paquette, we couple SDYM to a quartic axion field, which guarantees associativity of the ...
Víctor E. Fernández
doaj   +1 more source

ALGEBRAIC QUANTUM PERMUTATION GROUPS [PDF]

open access: yesAsian-European Journal of Mathematics, 2008
We discuss some algebraic aspects of quantum permutation groups, working over arbitrary fields. If 𝕂 is any characteristic zero field, we show that there exists a universal cosemisimple Hopf algebra coacting on the diagonal algebra 𝕂n: this is a refinement of Wang's universality theorem for the (compact) quantum permutation group.
openaire   +4 more sources

Sports Activity Recognition Using Textile‐Based Sensor Fusion and Complex‐Valued Residual Convolutional Neural Networks

open access: yesAdvanced Intelligent Systems, EarlyView.
Motion artifacts in electrocardiographic signals, conventionally dismissed as noise, are shown to encode discriminative activity information. A smart t‐shirt fusing textile strain sensors with textile ECG electrodes, processed through a complex‐valued residual network, recognizes 12 sport activities.
Nada Al‐azzawi   +4 more
wiley   +1 more source

Quantum affine algebras and affine Hecke algebras [PDF]

open access: yesPacific Journal of Mathematics, 1996
We describe a connection between finite--dimensional representations of quantum affine algebras and affine Hecke algebras.
Chari, Vyjayanthi, Pressley, Andrew
openaire   +3 more sources

Vector‐Based SparseGPT: A Vector‐Based Sparsity Method for Large Language Model

open access: yesAdvanced Intelligent Systems, EarlyView.
Conventional pruning such as SparseGPT produces harmful accumulated errors through step‐by‐step weight editing. V‐SparseGPT prunes and updates target weights simultaneously to curb these errors for N:M structured sparsity. Block‐sparsity and layer‐parallel sparsity greatly boost pruning efficiency.
Junfei He   +3 more
wiley   +1 more source

Weak Hopf tube algebra for domain walls between 2d gapped phases of Turaev-Viro TQFTs

open access: yesJournal of High Energy Physics
We investigate domain walls between 2d gapped phases of Turaev-Viro type topological quantum field theories (TQFTs) by constructing domain wall tube algebras.
Zhian Jia, Sheng Tan
doaj   +1 more source

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