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Applied Optics

Applied Optics


  • Vol. 28, Iss. 9 — May. 1, 1989
  • pp: 1614–1615

Rotation-invariant digital pattern recognition using circular harmonic expansion: author’s reply to comments

Henri H. Arsenault  »View Author Affiliations

Applied Optics, Vol. 28, Issue 9, pp. 1614-1615 (1989)

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As Danielsson says in his comment on the paper by Arsenault, the phase information is not used and the same signature vectors can have different shapes. However, in practice the method works well.

© 1989 Optical Society of America

Original Manuscript: June 8, 1988
Published: May 1, 1989

Henri H. Arsenault, "Rotation-invariant digital pattern recognition using circular harmonic expansion: author’s reply to comments," Appl. Opt. 28, 1614-1615 (1989)

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  1. P.-E. Danielsson, “Rotation-Invariant Pattern Recognition Using Circular Harmonic Expansion: a Comment,” Appl. Opt. 28, 000–000 (1989). [CrossRef]
  2. M. Levesque, H. H. Arsenault, “Rotation Invariant Pattern Recognition Using the Phase of Circular Harmonic Filter Correlations,” Opt. Commun. 58, 161–166 (1986). [CrossRef]
  3. J. Shamir, H. J. Caulfield, J. Rosen, “Pattern Recognition Using Reduced Information Content Filters,” Appl. Opt. 26, 2311–2314 (1987). [CrossRef] [PubMed]
  4. A. Jouan, H. H. Arsenault, “Invariant Principal Components for Pattern Recognition”, J. Opt. Soc. Am. A 4(13), P 4 (1987).

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