Results 1 to 10 of about 314 (139)

Study on Spatial Geometric Similarity Based on Conformal Geometric Algebra. [PDF]

open access: yesInt J Environ Res Public Health, 2022
The study of spatial geometric similarity plays a significant role in spatial data retrieval. Many researchers have examined spatial geometric similarity, which is useful for spatial analysis and data retrieval. However, the majority of them focused on objects of the same type.
Jiang X, Huang Y, Zhang F.
europepmc   +3 more sources

Inverse Kinematics for Industrial Robots using Conformal Geometric Algebra [PDF]

open access: yesModeling, Identification and Control, 2016
This paper shows how the recently developed formulation of conformal geometric algebra can be used for analytic inverse kinematics of two six-link industrial manipulators with revolute joints.
Adam L. Kleppe, Olav Egeland
doaj   +3 more sources

Projective Geometric Algebra as a Subalgebra of Conformal Geometric algebra [PDF]

open access: yesAdvances in Applied Clifford Algebras, 2021
We show that if PGA is understood as a subalgebra of CGA in mathematically correct sense, then the flat objects share the same representation in PGA and CGA. Particularly, we treat duality in PGA. This leads to unification of PGA and CGA objects which is important especially for software implementation and symbolic calculations.
Jaroslav Hrdina   +3 more
openaire   +3 more sources

Computing in the Conformal Space Objects, Incidence Relations, and Geometric Constrains for Applications in AI, GIS, Graphics, Robotics, and Human-Machine Interaction

open access: yesIEEE Access, 2022
This article presents a revisited proposal for the formulation of objects and geometric relations and constraints in the conformal space. For modeling, graphics engineering, kinematics, and dynamics, the solution of problems using only points and lines ...
Eduardo Jose Bayro-Corrochano   +4 more
doaj   +1 more source

Reinterpreting the Smith Chart Using Conformal Geometric Algebra

open access: yesIEEE Access, 2023
In this study, transmission line calculations using the Smith chart were reinterpreted within the context of Conformal Geometric Algebra (CGA). Reflection coefficients and immittances (representing either impedances or admittances depending on the ...
Michael J. Neve
doaj   +1 more source

The Lorentz Group Using Conformal Geometric Algebra and Split Quaternions for Color Image Processing: Theory and Practice

open access: yesIEEE Access, 2023
The processing of color images is of great interest, because the human perception of color is a very complex process, still not well understood. In this article, firstly the authors present an analysis of the well-known mathematical methods used to model
Eduardo Bayro-Corrochano   +2 more
doaj   +1 more source

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

Direct Linear Interpolation of Geometric Objects in Conformal Geometric Algebra [PDF]

open access: yesAdvances in Applied Clifford Algebras, 2019
Typically we do not add objects in conformal geometric algebra (CGA), rather we apply operations that preserve grade, usually via rotors, such as rotation, translation, dilation, or via reflection and inversion. However, here we show that direct linear interpolation of conformal geometric objects can be both intuitive and of practical use. We present a
Hadfield, H., Lasenby, J.
openaire   +3 more sources

A Novel Geometric Modeling and Calculation Method for Forward Displacement Analysis of 6-3 Stewart Platforms

open access: yesMathematics, 2021
A novel geometric modeling and calculation method for forward displacement analysis of the 6-3 Stewart platforms is proposed by using the conformal geometric algebra (CGA) framework.
Ganmin Zhu   +3 more
doaj   +1 more source

Minimal unitary representation of 5d superconformal algebra F(4) and AdS6/CFT5 higher spin (super)-algebras

open access: yesNuclear Physics B, 2015
We study the minimal unitary representation (minrep) of SO(5,2), obtained by quantization of its geometric quasiconformal action, its deformations and supersymmetric extensions.
Sudarshan Fernando, Murat Günaydin
doaj   +1 more source

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