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Research on the Necessity of Lie Group Strapdown Inertial Integrated Navigation Error Model Based on Euler Angle [PDF]

open access: yesSensors, 2022
In response to the lack of specific demonstration and analysis of the research on the necessity of the Lie group strapdown inertial integrated navigation error model based on the Euler angle, two common integrated navigation systems, strapdown inertial ...
Leiyuan Qian   +3 more
doaj   +2 more sources

Multi-Stage Meta-Learning for Few-Shot with Lie Group Network Constraint [PDF]

open access: yesEntropy, 2020
Deep learning has achieved many successes in different fields but can sometimes encounter an overfitting problem when there are insufficient amounts of labeled samples.
Fang Dong, Li Liu, Fanzhang Li
doaj   +2 more sources

Lie Group Methods in Blind Signal Processing [PDF]

open access: yesSensors, 2020
This paper deals with the use of Lie group methods to solve optimization problems in blind signal processing (BSP), including Independent Component Analysis (ICA) and Independent Subspace Analysis (ISA). The paper presents the theoretical fundamentals of
Dariusz Mika, Jerzy Jozwik
doaj   +2 more sources

The Affine Group of a Lie Group [PDF]

open access: bronzeProceedings of the American Mathematical Society, 1963
1. If G is a Lie group, then the group Aut(G) of all continuous automorphisms of G has a natural Lie group structure. This gives the semidirect product A(G) = G-Aut(G) the structure of a Lie group. When G is a vector group R", A(G) is the ordinary affine group A(re). Following L. Auslander [l ] we will refer to A(G) as the affine group of G, and regard
Joseph A. Wolf
openalex   +2 more sources

Lie group integrators for mechanical systems [PDF]

open access: yesInternational Journal of Computational Mathematics, 2021
Since they were introduced in the 1990s, Lie group integrators have become a method of choice in many application areas. These include multibody dynamics, shape analysis, data science, image registration and biophysical simulations. Two important classes
E. Celledoni   +4 more
semanticscholar   +1 more source

Homogeneous spaces of unsolvable Lie groups that do not admit equiaffine connections of nonzero curvature [PDF]

open access: yesИзвестия Саратовского университета. Новая серия. Серия Математика. Механика. Информатика, 2023
An important subclass among homogeneous spaces is formed by isotropically-faithful homogeneous spaces, in particular, this subclass contains all homogeneous spaces admitting invariant affine connection.
Mozhey, Natalya Pavlovna
doaj   +1 more source

Advances in the Theory of Compact Groups and Pro-Lie Groups in the Last Quarter Century

open access: yesAxioms, 2021
This article surveys the development of the theory of compact groups and pro-Lie groups, contextualizing the major achievements over 125 years and focusing on some progress in the last quarter century.
Karl H. Hofmann, Sidney A. Morris
doaj   +1 more source

TorusE: Knowledge Graph Embedding on a Lie Group [PDF]

open access: yesAAAI Conference on Artificial Intelligence, 2017
Knowledge graphs are useful for many artificial intelligence (AI) tasks. However, knowledge graphs often have missing facts. To populate the graphs, knowledge graph embedding models have been developed.
Takuma Ebisu, R. Ichise
semanticscholar   +1 more source

Screw and Lie group theory in multibody dynamics [PDF]

open access: yesMultibody system dynamics, 2017
Screw and Lie group theory allows for user-friendly modeling of multibody systems (MBS), and at the same they give rise to computationally efficient recursive algorithms.
A. Müller
semanticscholar   +1 more source

Screw and Lie group theory in multibody kinematics [PDF]

open access: yesMultibody system dynamics, 2017
After three decades of computational multibody system (MBS) dynamics, current research is centered at the development of compact and user-friendly yet computationally efficient formulations for the analysis of complex MBS.
A. Müller
semanticscholar   +1 more source

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