Rotation and scale invariance with polar and log-polar coordinate transformations

Optics Communications

Volumn 104, Issue 4-6, 1994, Pages 391-404

  Asselin, Daniel ^a   Arsenault, Henri H ^a  

^a UNIVERSITÉ LAVAL   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTER GENERATED HOLOGRAPHY; DIFFRACTION GRATINGS; FOURIER TRANSFORMS; HOLOGRAMS; INVARIANCE; OPTICAL DATA PROCESSING; OPTICAL ROTATION; PATTERN RECOGNITION;

IMAGE WRAPPING PROBLEM; JUXTAPOSITION; LOG POLAR COORDINATE TRANSFORMATIONS; NONUNIFORM FACETS; PHOTOTYPESETTER; POLAR COORDINATE TRANSFORMATIONS; REAL TIME PROCESSING;

HOLOGRAPHIC OPTICAL ELEMENTS;

EID: 0028319409     PISSN: 00304018     EISSN: None     Source Type: Journal    
DOI: 10.1016/0030-4018(94)90576-2     Document Type: Article

References (19)

1. Real-time optical generation of circular or Mellin radial-harmonic filters
2. Transformation of image positions, rotations, and sizes into shift parameters
3. Holographic polar formatting and realtime optical processing of synthetic aperture radar data
4. Coordinate transformations realizable with multiple holographic optical elements
5. Computerized design and generation of space-variant holographic filters 1: System design considerations and applications of space-variant filters to image processing