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affine transform

См. также в других словарях:

  • Affine transformation — In geometry, an affine transformation or affine map or an affinity (from the Latin, affinis , connected with ) between two vector spaces (strictly speaking, two affine spaces) consists of a linear transformation followed by a translation::x… …   Wikipedia

  • Affine geometry — is a form of geometry featuring the unique parallel line property (see the parallel postulate) but where the notion of angle is undefined and lengths cannot be compared in different directions (that is, Euclid s third and fourth postulates are… …   Wikipedia

  • Affine connection — An affine connection on the sphere rolls the affine tangent plane from one point to another. As it does so, the point of contact traces out a curve in the plane: the development. In the branch of mathematics called differential geometry, an… …   Wikipedia

  • Affine group — In mathematics, the affine group or general affine group of any affine space over a field K is the group of all invertible affine transformations from the space into itself.It is a Lie group if K is the real or complex field or… …   Wikipedia

  • Affine action — Let W be the Weyl group of a semisimple Lie algebra (associate to fixed choice of a Cartan subalgebra ). Assume that a set of simple roots in is chosen. The affine action (also called the dot action) of the Weyl group on the space is …   Wikipedia

  • Scale-invariant feature transform — Feature detection Output of a typical corner detection algorithm …   Wikipedia

  • Harris affine region detector — In the fields of computer vision and image analysis, the Harris affine region detector belongs to the category of feature detection. Feature detection is a preprocessing step of several algorithms that rely on identifying characteristic points or …   Wikipedia

  • Scale-invariant feature transform — Exemple de résultat de la comparaison de deux images par la méthode SIFT (Fantasia ou Jeu de la poudre, devant la porte d’entrée de la ville de Méquinez, par Eug …   Wikipédia en Français

  • Fourier–Deligne transform — In algebraic geometry, the Fourier–Deligne transform, or ℓ adic Fourier transform, or geometric Fourier transform, is an operation on objects of the derived category of ℓ adic sheaves over the affine line. It was introduced by Pierre Deligne on… …   Wikipedia

  • Microsoft Talisman — Talisman was a Microsoft project to build a new 3D graphics architecture based on quickly compositing 2D sub images onto the screen, an adaptation of tiled rendering. In theory, this approach would dramatically reduce the amount of memory… …   Wikipedia

  • List of computer vision topics — This is a list of computer vision and image processing topics Contents 1 Image enhancement 2 Transformations 3 Filtering, Fourier and wavelet transforms and image compression …   Wikipedia

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