Masaaki Fujiyoshi

Lossless Data Hiding in the Spatial Domain for High Quality Images

Honglin Jin, Masaaki Fujiyoshi, Hitoshi Kiya · IEICE Transactions on Fundamentals of Electronics Communications and Computer Sciences · 2007 · 49 citations

Data Hiding, Lossless Data, High Quality Images +13

Generalized hierarchical encryption of JPEG 2000 codestreams for access control

Shoko Imaizumi, Osamu Watanabe, Masaaki Fujiyoshi et al. · 2005 · 40 citations

Engineering, Encryption Scheme, Information Security +18

Fast and Robust Identification Methods for JPEG Images with Various Compression Ratios

Fitri Arnia, Ikue Iizuka, Masaaki Fujiyoshi et al. · 2006 · 35 citations

Lossy Compression, Jpeg Images, Engineering +17

A Location-Map Free Reversible Data Hiding Method using Block-Based Single Parameter

Masaaki Fujiyoshi, Shuji Sato, Honglin Jin et al. · 2007 · 30 citations

Digital Watermarking, Data Hiding, Steganalysis +8

Signal and Image Processing in the Encrypted Domain

Hitoshi Kiya, Masaaki Fujiyoshi · ECTI Transactions on Computer and Information Technology (ECTI-CIT) · 1970 · 18 citations · Full text

Engineering, Encrypted Traffic, Information Security +19