Yasunori Ishikawa

Illumination Watermarking Technique Using Orthogonal Transforms

Kazuhisa Yanaka, Kazutake Uehira, Yasunori Ishikawa, 2009, 2009 IEEE Industry Applications Society Annual Meeting.

Practical Evaluation of Illumination Watermarking Technique Using Orthogonal Transforms

Kazutake Uehira, Yasunori Ishikawa, Kazuhisa Yanaka, 2010, Journal of Display Technology.

E-learning system aided mathematics training as a pre-enrollment education program

Yasunori Ishikawa, Baorong Ni, 2012 .

Optical watermarking robust to object with low-reflectance

Kazuhisa Yanaka, Kazutake Uehira, Yasunori Ishikawa, 2009, 2009 IEEE International Conference on Multimedia and Expo.

Protection of 3D Objects against Illegal Photography using Optical Watermarking Technique with Spatially Modulated Illumination

Kazuhisa Yanaka, Kazutake Uehira, Yasunori Ishikawa, 2011, IMAGAPP/IVAPP.

Robustness against defocusing of images in optical watermarking technique

Kazuhisa Yanaka, Kazutake Uehira, Yasunori Ishikawa, 2012, 2012 IEEE Industry Applications Society Annual Meeting.

Robust optical watermarking technique by optimizing the size of pixel blocks of orthogonal transform

Kazuhisa Yanaka, Kazutake Uehira, Yasunori Ishikawa, 2011, 2011 IEEE Industry Applications Society Annual Meeting.

Tolerance Evaluation for Defocused Images to Optical Watermarking Technique

Kazutake Uehira, Yasunori Ishikawa, Kazuhisa Yanaka, 2014, Journal of Display Technology.

A technique of time domain sequential data embedding into real object image using spatially modulated illumination

Kazuhisa Yanaka, Kazutake Uehira, Yasunori Ishikawa, 2011, 2011 IEEE International Symposium on Signal Processing and Information Technology (ISSPIT).

Optical watermarking technique robust to geometrical distortion in image

Kazuhisa Yanaka, Kazutake Uehira, Yasunori Ishikawa, 2010, The 10th IEEE International Symposium on Signal Processing and Information Technology.