Detection of Edges in Spectral Data
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Anne Gelb; Eitan Tadmor
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Article
📅
1999
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Elsevier Science
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English
⚖ 432 KB
parameters p and ␣): the so-called Fourier factors, ␣ F ͑x͒ ϭ Ϫ Si͑␣͒ sin ␣x, and polynomial factors, p (x) ϭ Ϫpx p . These yield effective detectors of (one or more) edges, where both the location and the amplitude of the discontinuities are recovered.