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Experiments on nonlinear joint transform correlator using an optically addressed spatial light modulator in the Fourier plane

Bahram Javidi, Qing Tang, Don A. Gregory, and T. D. Hudson

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Abstract

Correlation experiments for the images used in the proposed setup indicate that nonlinear compression of the joint power spectrum may be necessary to produce good correlation performance and a peak-to-sidelobe ratio of larger than unity.

© 1991 Optical Society of America

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