Ryoichi Hirasawa

According to our database, Ryoichi Hirasawa authored at least 3 papers between 2020 and 2021.

Collaborative distances:

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

2021

An MSB Prediction-Based Method with Marker Bits for Reversible Data Hiding in Encrypted Images.

Ryoichi Hirasawa, Shoko Imaizumi, Hitoshi Kiya

Proceedings of the 3rd IEEE Global Conference on Life Sciences and Technologies, 2021

2020

A Reversible Data Hiding Method in Compressible Encrypted Images.

Shoko Imaizumi, Yusuke Izawa, Ryoichi Hirasawa, Hitoshi Kiya

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2020

Flexible Data Hiding and Extraction in EtC Images.

Ryoichi Hirasawa, Shoko Imaizumi, Hitoshi Kiya

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2020