Sereivirak OUM, Madoka Hasegawa, Shigeo Kato,"Recognition of Khmer Characters from Image Taken by Portable Digital Camera," IEVC2007, Cairns, Australia, 2P-10, Nov. 2007.
Koji Arakawa, Madoka Hasegawa, Shigeo Kato,"Lossless Coding of Printed Images by Markov Model Coding Method," IEVC2007, Cairns, Australia, 2P-6, Nov. 2007.
Hiroki Otake, Madoka Hasegawa, Shigeo Kato,"Consideration on the Tolerance of a Watermarking Method Using Wavelet Coefficients Against Geometical Image Processing," IEVC2007, Cairns, Australia, 2P-4, Nov. 2007.
Masahiro Tsuji, Madoka Hasegawa, Shigeo Kato,"A Study on an Improvement of Attack Tolerance about Digital Watermarking Method," IEVC2007, Cairns, Australia, 2P-3, Nov. 2007.