Multiple circular–harmonic–function correlation filter providing specified response to in–plane rotation

Applied Optics

Volumn 35, Issue 11, 1996, Pages 1871-1878

  Vijaya Kumar, B V K ^a   Ng, Teck Khim ^a  

^a CARNEGIE MELLON UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0001096316     PISSN: 1559128X     EISSN: 21553165     Source Type: Journal    
DOI: 10.1364/AO.35.001871     Document Type: Article

References (10)

1. Y. N. Hsu and H. H. Arsenault, Optical character recognition using circular harmonic expansion, Appl. Opt. 21, 4016-4019 (1982).
2. Y. N. Hsu and H. H. Arsenault, Pattern discrimination by multiple circular harmonic components, Appl. Opt. 23, 841-844 (1984).
3. G. F. Schils and D. W. Sweeney, Iterative technique for the synthesis of optical-correlation filters, J. Opt. Soc. Am. A 3, 1433-1442 (1986).
4. A. Mahalanobis, B. V. K. Vijaya Kumar, and D. Casasent, Spatial-temporal correlation filter for in-plane distortion invariance, Appl. Opt. 25, 4466-4472 (1986).
5. G. Ravichandran and D. Casasent, Generalized in-plane rotation-invariant minimum average correlation energy filter, Opt. Eng. 30, 1601-1607 (1991).
6. D. Casasent, A. Iyer, and G. Ravichandran, Circular- harmonic function, minimum average correlation energy filters, Appl. Opt. 30, 5169-5181 (1991).
7. B. V. K. Vijaya Kumar, “Tutorial survey of composite filter designs for optical correlators, Appl. Opt. 31, 4773-4801 (1992).
8. G. F. Schils and D. W. Sweeney, Optical processor for recognition of three-dimensional targets viewed from any direction, J. Opt. Soc. Am. A5, 1309-1321 (1988).
9. B. V. K. Vijaya Kumar, Estimating object rotation and scale using correlation filters, Opt. Eng. 28, 474-481 (1989).
10. A. Mahalanobis, B. V. K. Vijaya Kumar, and D. Casasent, Minimum average correlation energy filters, Appl. Opt. 26, 3633-3640 (1987).