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picture1_Fourier Transformation Pdf 180604 | Fastcliffordfouriertransformsforunstructuredfielddataicngg2005


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File: Fourier Transformation Pdf 180604 | Fastcliffordfouriertransformsforunstructuredfielddataicngg2005
fast clifford fourier transformation for unstructured vector field data 1 michael schlemmer 2 ingrid hotz 2 vijay natarajan bernd hamann 2 hans hagen 1 1 computer graphics and visualization department ...

icon picture PDF Filetype PDF | Posted on 30 Jan 2023 | 2 years ago
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...Fast clifford fourier transformation for unstructured vector field data michael schlemmer ingrid hotz vijay natarajan bernd hamann hans hagen computer graphics and visualization department of science university kaiserslautern d institute analysis idav california davis ca informatik uni kl de abstract fields play an important role in many areas computational physics engineering effective it is necessary to identify extract features inherent the defined by filters that characterize certain patterns our prior approach used transform efficient pattern recognition on regular grids using frequency domain correlation convolution vectors can be computed as a multiplication enabling us determine similarity between pre mask e g critical points moreover compression spectral possible this method current only applies rectilinear we combine with handle scalar extension enables provide feature based or completely scattered besides providing theory explain how matching various selectable performed eff...

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