Results 11 to 20 of about 10,264,632 (357)

The Representation Theory of Neural Networks [PDF]

open access: yesMathematics, 2021
In this work, we show that neural networks can be represented via the mathematical theory of quiver representations. More specifically, we prove that a neural network is a quiver representation with activation functions, a mathematical object that we ...
Marco Armenta, Pierre-Marc Jodoin
doaj   +2 more sources

Enumeration and Representation Theory of Spin Space Groups [PDF]

open access: yesPhysical Review X, 2023
Fundamental physical properties, such as phase transitions, electronic structures, and spin excitations, in all magnetic ordered materials, were ultimately believed to rely on the symmetry theory of magnetic space groups.
Xiaobin Chen   +9 more
semanticscholar   +1 more source

Representation Theory for Geometric Quantum Machine Learning [PDF]

open access: yesarXiv.org, 2022
Recent advances in classical machine learning have shown that creating models with inductive biases encoding the symmetries of a problem can greatly improve performance. Importation of these ideas, combined with an existing rich body of work at the nexus
Michael Ragone   +7 more
semanticscholar   +1 more source

Towards Understanding Grokking: An Effective Theory of Representation Learning [PDF]

open access: greenNeural Information Processing Systems, 2022
We aim to understand grokking, a phenomenon where models generalize long after overfitting their training set. We present both a microscopic analysis anchored by an effective theory and a macroscopic analysis of phase diagrams describing learning ...
Ziming Liu   +5 more
openalex   +3 more sources

Integral representation theory

open access: yesGraduate Texts in Mathematics, 2021
In this chapter, we consider a slightly more general framework on the preceding chapters: we consider lattices as projective modules, and relate this to invertibility and representation theory in an integral sense.
J. Voight
semanticscholar   +1 more source

The Representation Theory of the Increasing Monoid [PDF]

open access: yesMemoirs of the American Mathematical Society, 2018
We study the representation theory of the increasing monoid. Our results provide a fairly comprehensive picture of the representation category: for example, we describe the Grothendieck group (including the effective cone), classify injective objects ...
Sema Gunturkun, Andrew Snowden
semanticscholar   +1 more source

Effective Invariant Theory of Permutation Groups using Representation Theory [PDF]

open access: yes, 2015
Using the theory of representations of the symmetric group, we propose an algorithm to compute the invariant ring of a permutation group. Our approach have the goal to reduce the amount of linear algebra computations and exploit a thinner combinatorial ...
A Colin   +9 more
core   +5 more sources

Enumerative geometry and geometric representation theory [PDF]

open access: yesAlgebraic Geometry, 2017
This is an introduction to: (1) the enumerative geometry of rational curves in equivariant symplectic resolutions, and (2) its relation to the structures of geometric representation theory. Written for the 2015 Algebraic Geometry Summer Institute.
A. Okounkov
semanticscholar   +1 more source

REPRESENTATION THEORY OF W-ALGEBRAS AND HIGGS BRANCH CONJECTURE [PDF]

open access: yesInternational Congress of Mathematicans, 2017
We survey a number of results regarding the representation theory of $W$-algebras and their connection with the resent development of the four dimensional $N=2$ superconformal field theories in physics.
T. Arakawa
semanticscholar   +1 more source

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