Image processor and image processing method

Details Image processor and image processing method Image processor and image processing method

2007-01-02

2007-01-02

Johns, Andrew W. (Department: 2624)

Image analysis

Applications

C382S289000, C382S291000

Reexamination Certificate

active

10336650

ABSTRACT:
A pattern signal is steganographically encoded in a content object to aid in identifying distortion (e.g., image rotation) to which the object may be subjected. The signal may include a feature that can be used to unambiguously identify correct orientation.

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Bender et al., “Techniques for Data Hiding,” Proc. SPIE, vol. 2420, Feb. 9, 1995, pp. 164-173.

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