A Multi-scale Geometric Representation Method for Nonlinear Images
A nonlinear, multi-scale technology used in image enhancement, image data processing, instrumentation, etc.
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[0035] The method for multi-scale geometric representation of nonlinear images provided by the present invention will be described in detail below with reference to the accompanying drawings.
[0036] figure 1 It is a flowchart of a method for multi-scale geometric representation of a nonlinear image provided by the present invention.
[0037] The first step of the flow chart is to construct the FIR median mixing filter, by obtaining the sampling subset Subset of the image by the four directional sub-filters 1 (m,n), Subset 2 (m,n), Subset 3 (m,n) and Subset 4 (m,n) and calculate the median value of the sampling subset to achieve. Each sub-filter is designed to retain detailed information in a certain direction. The FIR median hybrid filter combined with sub-filters in multiple directions can well capture and retain the edge detail information in each direction of the image. In addition, different sampling methods of the sub-filters can construct different FIR median hybrid filter...
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Abstract
Description
Claims
Application Information
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