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37 550 (0,969s)

Result

Construction of complete and independent systems of rotation moment invariants.

General method for constructing independent and complete set of rotation invariants of arbitrary orders by means of complex moments is described. It is shown that for any set of invariants there exists relatively small basi...

JD - Využití počítačů, robotika a její aplikace

  • 2003
  • D
Result

Complete and Incomplete Sets of Invariants

The paper shows that the moment invariants proposed recently in this journal by Hjouji et al. (J Math Imaging Vis 62:606–624, 2020) are incomplete, which leads to a limited discriminability. We prove this by means of circular projection of t...

Computer sciences, information science, bioinformathics (hardware development to be 2.2, social aspect to be 5.8)

  • 2021
  • Jimp
  • Link
Result

The Independence of the Affine Moment Invariants

The Independence of the Affine Moment Invariants...

JD - Využití počítačů, robotika a její aplikace

  • 2006
  • D
Result

Affine invariants of convex polygons.

Affine Invariants of Convex Polygons - definition, independence, and other properties.

JD - Využití počítačů, robotika a její aplikace

  • 2002
  • Jx
Result

Fundamental invariants of systems of ODEs of higher order

We find the complete set of fundamental invariants for systems of ordinary differential equations of order at least 4 under the group of point transformations generalizing similar results for contact invariants of a single ...

BA - Obecná matematika

  • 2014
  • Jx
  • Link
Result

Systematic generation of moment invariant bases for 2D and 3D tensor fields

Moment invariants have been successfully applied to pattern detection tasks basis of invariants exists, i.e., no set that is optimal in the sense that it is complete and independent for every input pattern. In this paper, w...

Computer sciences, information science, bioinformathics (hardware development to be 2.2, social aspect to be 5.8)

  • 2022
  • Jimp
  • Link
Result

Operator models and Arveson´s curvature invariant

The paper discusses possible extensions of Arveson´s curvature invariant to more general model operators. It turns out that everything works fine as long as the model has a complete NP-kernel, otherwise the curvature invariant

BA - Obecná matematika

  • 2005
  • D
Result

Renormalization in Lorenz maps – completely invariant sets and periodic orbits

points, completely invariant sets and renormalizations. We show that some renormalizations may be connected with completely invariant sets while some others don't. We completely invariant sets. F...

Pure mathematics

  • 2024
  • Jimp
  • Link
Result

Jordan Invariants of Von Neumann Algebras Given by Abelian Subalgebras and Choquet Order on State Spaces

New complete invariants for Jordan parts of von Neumann algebras are presented. We shall prove that the poset of all finite dimensional abelian von Neumann subalgebras ordered by set theoretic inclusion is a complete Jordan...

Pure mathematics

  • 2021
  • Jimp
  • Link
Result

Generic norms and metrics on countable abelian groups

of invariant metrics on G which make G isometric to the rational Urysohn space, and a comeager set of invariant metrics such that the completion is isometric to the Urysohn of all invariant metrics on G. We prove ...

Pure mathematics

  • 2019
  • Jimp
  • Link
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