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Rotational matched spatial filter for biological pattern recognition

Hitoshi Fujii, Silverio P. Almeida, and James E. Dowling

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Abstract

Randomly oriented microbiological patterns are recognized by rotating a matched spatial filter with an optical wedge prism. The filter is made from a composite input pattern with various sized objects to cover wider ranges of size variation in a species to be identified.

© 1980 Optical Society of America

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