"Atsunori Ichikawa","A Study on Distributed Oblivious RAM and Oblivious Data Structure",,,,,,,2024,Mar. "Atsunori Ichikawa","A Study on Distributed Oblivious RAM and Oblivious Data Structure",,,,,,,2024,Mar. "Atsunori Ichikawa","A Study on Distributed Oblivious RAM and Oblivious Data Structure",,,,,,,2024,Mar. "Atsunori Ichikawa,Wakaha Ogata","Perfectly Secure Oblivious Priority Queue",,"IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences","The Institute of Electronics, Information and Communication Engineer","Vol. E106-A","Issue 3","pp. 272-280",2023,Mar. "Atsunori Ichikawa,Wakaha Ogata,Koki Hamada,Ryo Kikuchi","Efficient Secure Multi-Party Protocols for Decision Tree Classification","ACISP2019",,,,,,2019,July "市川敦謙,尾形わかは","Oblivious RAMを用いた効率的な決定木のマルチパーティ計算","暗号と情報セキュリティシンポジウム","暗号と情報セキュリティシンポジウム予稿集",,,,,2017,Jan. "市川敦謙,菊池亮,尾形わかは","決定木の秘密計算における効率比較と事前計算を用いた効率化","暗号と情報セキュリティシンポジウム",,,,,,2016,Jan. "市川敦謙,尾形わかは","能動的な不正に対して安全な不正検出可能パスワード付秘密分散法","電子情報通信学会ISEC研究会","電子情報通信学会技術研究報告","電子情報通信学会","Vol. 115","No. 28","pp. 23--30",2015,May