Osamu Watanabe

According to our database, Osamu Watanabe authored at least 26 papers between 2002 and 2019.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2019

Two-Layer Near-Lossless HDR Coding Using Zero-Skip Quantization with Backward Compatibility to JPEG.

Hiroyuki Kobayashi, Osamu Watanabe, Hitoshi Kiya

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2019

Two-Layer Near-Lossless HDR Coding with Backward Compatibility to JPEG.

Hiroyuki Kobayashi, Osamu Watanabe, Hitoshi Kiya

Proceedings of the 2019 IEEE International Conference on Image Processing, 2019

2018

Two-Layer Lossless HDR Coding Using Histogram Packing Technique with Backward Compatibility to JPEG.

Osamu Watanabe, Hiroyuki Kobayashi, Hitoshi Kiya

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2018

Two-layer Lossless HDR Coding considering Histogram Sparseness with Backward Compatibility to JPEG.

Osamu Watanabe, Hiroyuki Kobayashi, Hitoshi Kiya

Proceedings of the 2018 Picture Coding Symposium, 2018

Lossless Two-Layer Coding using Histogram Packing Technique for HDR Images.

Osamu Watanabe, Hiroyuki Kobayashi, Hitoshi Kiya

Proceedings of the IEEE International Symposium on Circuits and Systems, 2018

2016

A structure of JPEG XT encoder considering effect of quantization error.

Osamu Watanabe, Ryo Suzuki, Hitoshi Kiya

Proceedings of the IEEE International Symposium on Circuits and Systems, 2016

An encryption-then-compression system for JPEG XR standard.

Kenta Kurihara, Osamu Watanabe, Hitoshi Kiya

Proceedings of the IEEE International Symposium on Broadband Multimedia Systems and Broadcasting, 2016

2015

A perceptual encryption scheme for Motion JPEG 2000 standard.

Osamu Watanabe, Takahiro Fukuhara, Hitoshi Kiya

Proceedings of the 15th International Symposium on Communications and Information Technologies, 2015

An Encryption-then-Compression system for JPEG 2000 standard.

Osamu Watanabe, Akira Uchida, Takahiro Fukuhara, Hitoshi Kiya

Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

2012

Codestream-Based Identification of JPEG 2000 Images with Different Coding Parameters.

Osamu Watanabe, Takahiro Fukuhara, Hitoshi Kiya

IEICE Trans. Inf. Syst., 2012

Hash-based identification of JPEG 2000 images in encrypted domain.

Toshiyuki Dobashi, Osamu Watanabe, Takahiro Fukuhara, Hitoshi Kiya

Proceedings of the International Symposium on Intelligent Signal Processing and Communications Systems, 2012

Hash based identification of JPEG 2000 images with different coding parameters.

Osamu Watanabe, Takahiro Fukuhara, Hitoshi Kiya

Proceedings of the 2012 IEEE International Conference on Acoustics, 2012

2011

Fast identification of JPEG 2000 images for digital cinema profiles.

Osamu Watanabe, Takahiro Fukuhara, Hitoshi Kiya

Proceedings of the IEEE International Conference on Acoustics, 2011

2009

Identification of JPEG 2000 images in encrypted domain for digital cinema.

Osamu Watanabe, Tomonori Iida, Takahiro Fukuhara, Hitoshi Kiya

Proceedings of the International Conference on Image Processing, 2009

2008

A new structure of lifting wavelet for reducing rounding error.

Hitoshi Kiya, Masahiro Iwahashi, Osamu Watanabe

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2008), 2008

A new class of lifting wavelet transform for guaranteeing losslessness of specific signals.

Hitoshi Kiya, Masahiro Iwahashi, Osamu Watanabe

Proceedings of the IEEE International Conference on Acoustics, 2008

2006

Analysis of Dynamics of Cultured Neuronal Networks Using I&F Model.

Akio Kawana, Shinya Tsuzuki, Osamu Watanabe

Proceedings of the Neural Information Processing, 13th International Conference, 2006

Hierarchical Encryption of Multimedia Contents for Access Control.

Masaaki Fujiyoshi, Wataru Saitou, Osamu Watanabe, Hitoshi Kiya

Proceedings of the International Conference on Image Processing, 2006

2005

A Method of Guaranteeing Image-Quality for Quantization-Based Watermarking Using a Nonorthogonal Transformation.

Masaaki Fujiyoshi, Osamu Watanabe, Hitoshi Kiya

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005

A scalable encryption method allowing backward compatibility with JPEG2000 images.

Osamu Watanabe, Akiko Nakazaki, Hitoshi Kiya

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2005), 2005

Generalized hierarchical encryption of JPEG 2000 codestreams for access control.

Shoko Imaizumi, Osamu Watanabe, Masaaki Fujiyoshi, Hitoshi Kiya

Proceedings of the 2005 International Conference on Image Processing, 2005

2004

A fast image-scramble method using public-key encryption allowing backward compatibility with jpeg2000.

Osamu Watanabe, Akiko Nakazaki, Hitoshi Kiya

Proceedings of the 2004 International Conference on Image Processing, 2004

2003

An Extension of ROI-Based Scalability for Progressive Transmission in JPEG2000 Coding.

Osamu Watanabe, Hitoshi Kiya

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003

ROI-based scalability for progressive transmission in JPEG2000 coding.

Osamu Watanabe, Hitoshi Kiya

Proceedings of the 2003 International Symposium on Circuits and Systems, 2003

Partial-scrambling of images encoded using JPEG2000 without generating marker codes.

Hitoshi Kiya, Shoko Imaizumi, Osamu Watanabe

Proceedings of the 2003 International Conference on Image Processing, 2003

2002

Lossless JPEG2000 coding for lossy images and its applications.

Osamu Watanabe, Hitoshi Kiya

Proceedings of the 11th European Signal Processing Conference, 2002