About YAMAMOTO Takahiro
About Graduate School of Sci. and Engineering, Yamaguchi Univ.
About KAWAMURA Masaki
About Graduate School of Sci. and Engineering, Yamaguchi Univ.
About IEICE Transactions on Information and Systems (Web)
About digital watermark
About spectral diffusion
About signal modulation
About decoding
About Computer Simulation
About DCT
About Gaussian filter
About criterion
About data protection
About SN ratio
About error rate
About JPEG
About spectral image
About image quantization
About image segmentation
About computer application
About utilization
About BER
About PSNR
About stego image
About spreading code
About quantization index modulation
About Data protection
About Graphic and image processing in general
About クロップ
About 量子化インデックス変調
About スペクトル拡散
About 電子透かし