Hybrid Optical/Digital Architecture for Distortion Invariant Pattern Recognition (1989)
Defense Technical Information Center · leaf 57
Figure 15. Hybrid JTC correlation using the mean value of the joint transform plane for binarization . No candidate targets identifed (no Xs) . … Figure 16. Hybrid JTC correlation using the median value of the joint transform plane as a binarization threshold. Notice false alarms and missed detection (Xs appear in wrong spot) . 46
Cline, John D · Air force inst of tech wright-patterson afb oh school of engineering · Cameras · Charge coupled devices · Light modulators · Artificial intelligence · Pattern recognition · Optical correlators · Digital systems · Forward looking infrared systems · Fourier transformation · Magnetooptics · Energy · Theses · Targets · Invariance · Reduction · Holograms · Patterns · Background · Hybrid systems · Rotation · Distortion · Frames · Microcomputers · Normalizing(statistics) · Optics · Optical properties · Methodology · Spatial distribution · Architecture · Image processing · Computers
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