Image processing apparatus and method for determining...

Image analysis – Image transformation or preprocessing – Measuring image properties

Reexamination Certificate

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C382S176000, C358S462000

Reexamination Certificate

active

07369713

ABSTRACT:
An image processing apparatus, including a transform unit configured to wavelet-transform image data into a set of wavelet coefficients, and a determination unit configured to determine whether the image data is of a vertical writing or of a horizontal writing based on the set of wavelet coefficients.

REFERENCES:
patent: 5832137 (1998-11-01), Knox
patent: 6195459 (2001-02-01), Zhu
patent: 6650773 (2003-11-01), Maurer et al.
patent: 5-48835 (1993-02-01), None
patent: 5-89284 (1993-04-01), None
patent: 6-152884 (1994-05-01), None
patent: 6-245003 (1994-09-01), None
patent: 7-87295 (1995-03-01), None
patent: 8-242336 (1996-09-01), None
patent: 10-229484 (1998-08-01), None
patent: 11-187266 (1999-07-01), None
N. Jin and Y.Y. Tang, “Text area localization under complex-background using wavelet decomposition,” Proc. Sixth International Conference on Document Analysis and Recognition, pp. 1126-1130, Sep. 2001.
W. Mao, F. Chung, K. Lanm, and W.C. Siu, “Hybrid Chinese/English text detection in images and video frames,”, Proc. Internal Conference on Pattern Recognition (ICPE'02), pp. 1015-1018, Aug. 2002.
J. Li and R. Gray, Text and Picture Segmentation by the Distribution Analysis of Wavelet Coefficients. In Proceeding of International Conference on Image Processing, Oct. 1998, pp. 790-794.
Sin, B., Kim, S. and Cho, B., Locating characters in scene images using frequency features. In: Proceedings of the 16th International Conference on Pattern Recognition (ICPR'02), pp. 489-492.
H. Li, D. Doermann and O. Kia, “Automatic Text Detection and Tracking in Digital Video”, IEEE Transactions on Image Processing, vol. 1, No. 1, (2000) 147-156.

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