nonlinear diffusion

  • 1Nonlinear dimensionality reduction — High dimensional data, meaning data that requires more than two or three dimensions to represent, can be difficult to interpret. One approach to simplification is to assume that the data of interest lies on an embedded non linear manifold within… …

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  • 2Nonlinear filter — A nonlinear filter is a signal processing device whose output is not a linear function of its input. Terminology concerning the filtering problem may refer to the time domain (state space) showing of the signal or to the frequency domain… …

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  • 3Diffusion equation — The diffusion equation is a partial differential equation which describes density fluctuations in a material undergoing diffusion. It is also used to describe processes exhibiting diffusive like behaviour, for instance the diffusion of alleles in …

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  • 4Reaction–diffusion system — Reaction–diffusion systems are mathematical models which explain how the concentration of one or more substances distributed in space changes under the influence of two processes: local chemical reactions in which the substances are transformed… …

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  • 5List of nonlinear partial differential equations — In mathematics and physics, nonlinear partial differential equations are (as their name suggests) partial differential equations with nonlinear terms. They describe many different physical systems, ranging from gravitation to fluid dynamics, and… …

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  • 6Convection–diffusion equation — The convection–diffusion equation is a parabolic partial differential equation combining the diffusion equation and the advection equation, which describes physical phenomena where particles or energy (or other physical quantities) are… …

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  • 7Juan Luis Vázquez — Suárez (zitiert als Juan Luis Vázquez; * 26. Juli 1946 in Oviedo) ist ein spanischer angewandter Mathematiker. Inhaltsverzeichnis 1 Leben und Werk 2 Schriften 2.1 Bücher 2.2 …

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  • 8Juan Luis Vázquez Suárez — Es catedrático de matemática aplicada en la Universidad Autónoma de Madrid, departamento de Matemáticas, Facultad de Ciencias. Imparte clases de ecuaciones diferenciales y la de mecánica de fluidos en la licenciatura de matemáticas y Algebra… …

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  • 9Ricci flow — In differential geometry, the Ricci flow is an intrinsic geometric flow a process which deforms the metric of a Riemannian manifold in this case in a manner formally analogous to the diffusion of heat, thereby smoothing out irregularities in the… …

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  • 10Software tools for molecular microscopy — There are a large number of software tools or software applications that have been specifically developed for the field sometimes referred to as molecular microscopy or cryo electron microscopy or cryoEM. Several special issues of the Journal of… …

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