A feature of 2D and 3D images invariant
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Yo Horikawa
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Article
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2002
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John Wiley and Sons
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English
โ 401 KB
## Abstract A novel feature of 2D and 3D patterns invariant to similarity transformations is derived from the bispectrum. The invariant feature is a histogram of triple products of frequency components and is calculated with the Fourier transform of original images. Computer experiments on sinusoid