Imaizumi Shoko

Profile Information

Affiliation: Graduate School of Engineering, Chiba University

Degree: Ph.D(Mar, 2011, Tokyo Metropolitan University)

Researcher number: 80535013
J-GLOBAL ID: 201501092770467133
researchmap Member ID: B000243628

External link: http://msp.chiba-u.net/imaizumi/index.html

Research Interests

Research Areas

Research History

Apr, 2018 - Present

Associate Professor, Graduate School of Engineering, Chiba University
Oct, 2016 - Mar, 2018

Associate Professor, Graduate School of Advanced Integration Science, Chiba University
Apr, 2011 - Sep, 2016

Assistant Professor, Graduate School of Advanced Integration Science, Chiba University
Apr, 2005 - Mar, 2011

Researcher, Industrial Research Institute of Niigata Prefecture
Apr, 2003 - Sep, 2004

Science and Technology Policy Bureau, Ministry of Education, Culture, Sports, Science and Technology

Committee Memberships

Jun, 2022 - Present

信号処理研究会，専門委員, 電子情報通信学会
Aug, 2021 - Present

Journal of Imaging, Topical Advisory Panel Member, MDPI
Mar, 2021 - Present

IEEE CTSoc WNT Technical Committee, Member, IEEE
Jan, 2021 - Present

ディジタル信号処理システム技術調査専門委員会委員, 電気学会
Jun, 2020 - Present

マルチメディア情報ハイディング・エンリッチメント研究会専門委員, 電子情報通信学会
Apr, 2020 - Present

専門調査員, 文部科学省科学技術・学術政策研究所
Jun, 2018 - Present

理事, 日本写真学会
Apr, 2015 - Present

情報ハイディングおよびその評価基準委員会専門委員, 電子情報通信学会
Dec, 2014 - Present

ソサイエティ論文誌編集委員会査読委員, 電子情報通信学会
May, 2011 - Present

年次大会実行委員会委員, 日本写真学会
Jul, 2020 - Jul, 2021

Journal of Imaging, Topic Editor, MDPI
Jan, 2020 - Feb, 2021

論文誌C特集号ディジタル信号処理のためのシステム技術特集幹事, 電気学会
Jul, 2020 - Jan, 2021

Program Committee, Member, IWAIT2021
Aug, 2020 - Dec, 2020

ASC 2020, Reviewer, APSIPA
Dec, 2019 - Jul, 2020

Program Committee, Member, IEEE ICME2020
Jul, 2017 - Jun, 2020

ディジタル信号処理システム最適化技術調査専門委員会委員, 電気学会
Jun, 2016 - Jun, 2020

和/英論文誌A 編集委員, 電子情報通信学会
Jun, 2014 - Jun, 2020

代議員, 日本写真学会
Jun, 2017 - May, 2019

編集委員会企画委員会幹事, 映像情報メディア学会
Dec, 2017 - Nov, 2018

ASC 2018, Technical Program Committee, Special Session Co-chair, APSIPA

Awards

Mar, 2023

Best Poster Award, Technical Committee on Enriched MultiMedia, Institute of Electronics, Information and Communication Engineers

Arai Eichi, Shoko Imaizumi
Nov, 2021

Best Poster Award, Technical Committee on Enriched MultiMedia, Institute of Electronics, Information and Communication Engineers

Sugimoto Yuki, Shoko Imaizumi
Jul, 2021

Academic Award, Society of Photography and Imaging of Japan

Imaizumi Shoko
Sep, 2020

Certificate of Appreciation, Institute of Electronics, Information and Communication Engineers

Imaizumi Shoko
Sep, 2018

Contribution Award (Associate Editor), Institute of Electronics, Information and Communication Engineers

Imaizumi Shoko
Jun, 2016

Progress Award, Society of Photography and Imaging of Japan

Imaizumi Shoko
Jun, 2015

Best Paper Award, Society of Photography and Imaging of Japan

Imaizumi Shoko
May, 2012

Niwa-Takayanagi Best Paper Award, Institute of Image Information and Television Engineers

Imaizumi Shoko

Papers

Effects of JPEG Compression on Vision Transformer Image Classification for Encryption-then-Compression Images.

Genki Hamano, Shoko Imaizumi, Hitoshi Kiya

Sensors, 23(7) 3400-3400, Apr, 2023
Effects of Data Hiding on Vision Transformer Classification for Encryption-then-Compression Images.

Kosuke Abe, Shoko Imaizumi, Hitoshi Kiya

GCCE, 787-789, 2023
A Reversible Image Processing Method for Color Tone Control Using Data Hiding.

Daichi Nakaya, Shoko Imaizumi

APSIPA ASC, 599-604, 2023
Privacy-Preserving Semantic Segmentation Using Vision Transformer

Hitoshi Kiya, Teru Nagamori, Shoko Imaizumi, Sayaka Shiota

Journal of Imaging, 8(9) 233-233, Aug, 2022
A Reversible Image Processing Method with Selectable Functions.

Yuki Sugimoto, Shoko Imaizumi

International Symposium on Intelligent Signal Processing and Communication Systems(ISPACS), 1-4, 2022
An Extension of High-Capacity Reversible Data Hiding in Encrypted Images with Bit-Plane Partition.

Eichi Arai, Shoko Imaizumi

IEEE International Conference on Consumer Electronics - Taiwan(ICCE-TW), 459-460, 2022
A Reversible Data Hiding Method in Compressible Encrypted Domain for OpenEXR Images.

Noa Kikuchi, Shoko Imaizumi

11th IEEE Global Conference on Consumer Electronics(GCCE), 38-40, 2022
High-Capacity Reversible Data Hiding in Encrypted Images with Flexible Restoration.

Eichi Arai, Shoko Imaizumi

Journal of Imaging, 8(7) 176-176, 2022
An Extension of Reversible Image Enhancement Processing for Saturation and Brightness Contrast.

Yuki Sugimoto, Shoko Imaizumi

Journal of Imaging, 8(2) 27-27, 2022
An Overview of Compressible and Learnable Image Transformation with Secret Key and Its Applications.

Hitoshi Kiya, AprilPyone MaungMaung, Yuma Kinoshita, Shoko Imaizumi, Sayaka Shiota

CoRR, abs/2201.11006, 2022
Application of Reversible Data Hiding for Printing with Special Color Inks to Preserve Compatibility with Normal Printing

Kotoko Hiraoka, Kensuke Fukumoto, Takashi Yamazoe, Norimichi Tsumura, Satoshi Kaneko, Wataru Arai, Shoko Imaizumi

IEEJ Transactions on Electronics, Information and Systems, 141(2) 155-162, Feb, 2021 Peer-reviewedLast authorCorresponding author
Reversible Data Hiding Associated with Digital Halftoning That Allows Printing with Special Color Ink by Using Single Color Layer

Minagi Ueda, Shoko Imaizumi

IEEJ Transactions on Electronics, Information and Systems, 141(2), Feb, 2021 Peer-reviewed
An Extended PEE-HS Based method for reversible data hiding of depth images

Ueda, M., Matsuda, A., Yasukawa, I., Imaizumi, S.

IEEJ Transactions on Electronics, Information and Systems, 141(9), 2021
A Lossless Image Processing Method with Contrast and Saturation Enhancement.

Yuki Sugimoto, Shoko Imaizumi

23rd International Workshop on Multimedia Signal Processing(MMSP), 1-6, 2021
An Extended Reversible Data Hiding Method for HDR Images Using Edge Estimation.

Minagi Ueda, Shoko Imaizumi, KokSheik Wong

Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 1821-1827, 2021
A Flexible Reversible Data Hiding Method in Compressible Encrypted Images.

Ryota Motomura, Shoko Imaizumi, Hitoshi Kiya

Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 1794-1799, 2021
A Reversible Data Hiding Method in Encrypted Images for Controlling Trade-Off between Hiding Capacity and Compression Efficiency.

Ryota Motomura, Shoko Imaizumi, Hitoshi Kiya

Journal of Imaging, 7(12) 268-268, 2021
A Perception-Based Collation Method Using CNN for Color Halftone Images.

Yuto Matsuoka, Shoko Imaizumi, Takahiko Horiuchi

10th IEEE Global Conference on Consumer Electronics(GCCE), 91-94, 2021
A Reversible Data Hiding Method in Compressible Encrypted Images

Shoko Imaizumi, Yusuke Izawa, Ryoichi Hirasawa, Hitoshi Kiya

IEICE Transactions, E103-A(12) 1579-1588, Dec, 2020 Peer-reviewedLead authorCorresponding author
A Block-Permutation-Based Encryption Scheme with Independent Processing of RGB Components.

Shoko Imaizumi, Hitoshi Kiya

CoRR, abs/2011.08964, 2020

Misc.

120

A Data Hiding Method Using Correlation Coefficients among Index Colors for Palette-Based Images

Eichi Arai, Shoko Imaizumi

電子情報通信学会技術研究報告(Web), 121(73(SIS2021 1-9)) 407-410, Jun 24, 2021
Improvement of Verification Accuracy Using CNN for Color Halftone Images

Yuto Matsuoka, Shoko Imaizumi, Takahiko Horiuchi

電子情報通信学会技術研究報告(Web), 121(73(SIS2021 1-9)), Jun 24, 2021
A reversible data hiding method with high flexibility in compressive encrypted images

本村遼太, 今泉祥子, 貴家仁志

電子情報通信学会技術研究報告(Web), 121(29(EMM2021-14)) 78-83, May 21, 2021
An MSB Prediction-Based Method with Less Prediction Errors for Reversible Data Hiding in Encrypted Images

Kotaro Yamamura, Shoko Imaizumi, Hitoshi Kiya

電子情報通信学会技術研究報告(Web), 121(29(EMM2021-13)) 72-77, May 21, 2021
An Improvement of Reversible Data Hiding Using Edge Estimation for HDR Images

Managi Ueda, Shoko Imaizumi

電気学会研究会資料(Web), (ST-21-001-006), Apr 23, 2021
An MSB Prediction-Based Method Using Linear Regression for Reversible Data Hiding in Encrypted Images

山村昂太朗, 平澤凌一, 今泉祥子, 貴家仁志

電子情報通信学会技術研究報告(Web), 120(418(EMM2020 67-79)), Mar 5, 2021
A Reversible Image Processing Method for Saturation and Contrast Enhancement

杉本祐樹, 今泉祥子

電子情報通信学会技術研究報告(Web), 120(418(EMM2020 67-79)), Mar 5, 2021
Object Boundary Correction for Monocular Depth Estimation Using Region Segmentation

安川生馬, 今泉祥子

電子情報通信学会技術研究報告(Web), 120(418(EMM2020 67-79)), Mar 4, 2021
An Extension of MSB Prediction-Based Method for Reversible Data Hiding in Encrypted Images

平澤凌一, 今泉祥子, 貴家仁志

電子情報通信学会技術研究報告(Web), 120(351(EMM2020 61-66)) 48-50, Jan 28, 2021
A Reversible Data Hiding Method with Contrast Enhancement for Medical Images

瀬口陽太, 今泉祥子

日本写真学会誌, 83(4), Dec 10, 2020
A Reversible Data Hiding Method for Stereo Images Using Binocular Parallax

本村遼太, 今泉祥子

日本写真学会誌, 83(4), Dec 10, 2020
A Study of Optimum Parameters for Distinguishing Computer Graphics from Real Photos Using CNN

Yuto Matsuoka, Shoko Imaizumi

56-59, Sep 10, 2020
Improvement of Edge Detection in A Reversible Data Hiding Method for HDR Images

Saki Tanaka, Shoko Imaizumi

52-55, Sep 10, 2020
A Reversible Data Hiding Method for Stereoscopic Images with 2D/3D Viewing

安川生馬, 今泉祥子

電子情報通信学会技術研究報告, 119(463(EMM2019 102-129)(Web)), Mar 5, 2020
Extended EtC Images for Flexible Data Hiding and Extracting

平澤凌一, 今泉祥子, 貴家仁志

電子情報通信学会技術研究報告, 119(463(EMM2019 102-129)(Web)), Mar 5, 2020
A Reversible Data Hiding Method for Depth Information of RGB-D image

2020(1) 7-12, Jan 28, 2020
A Reversible Data Hiding Method for Both Plain and Encrypted Images

IEICE technical report, 119(335) 29-34, Dec 12, 2019
A Reversible Information Embedding Scheme for Printing with Multiple Special Color inks

Kotoko Hiraoka, Shoko Imaizumi

2B07, Oct 31, 2019
A Reversible Data Hiding Scheme Using Difference Values Based on Similarity between Adjacent Pixels

Hinata Seguchi, Shoko Imaizumi

Proc. Workshop on Circuits and Systems, 32 13-18, Aug 22, 2019
A Reversible Data Hiding Scheme for Printing with Special Color Inks Using Digital Halftoning

Minagi Ueda, Shoko Imaizumi

Proc. Workshop on Circuits and Systems, 32 19-24, Aug 22, 2019 Peer-reviewed

Professional Memberships

Research Projects

プライバシー保護を考慮した深層学習のための学習可能な画像暗号化法の構築

科学研究費助成事業, 基盤研究(B), 日本学術振興会, Apr, 2021 - Mar, 2025

貴家仁志, 塩田さやか, 今泉祥子
Color image processing with reversible transformation

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2021 - Mar, 2024
Image protection system for accelerating use of archive images of cultural properties

Grants-in-Aid for Scientific Research Grant-in-Aid for Research Activity Start-up, Grant-in-Aid for Research Activity Start-up, Japan Society for the Promotion of Science, Aug, 2019 - Mar, 2021

Imaizumi Shoko
情報埋込みを用いた２次元/３次元画像の互換表示技術の開発

研究助成, カシオ科学振興財団, Dec, 2018 - Nov, 2019

今泉祥子
特色印刷のための質感情報埋込み技術に関する研究

研究助成, 大川情報通信基金, Nov, 2018 - Oct, 2019

今泉祥子
画像情報に対するハイブリッド型多重情報ハイディングの研究

科学研究費補助金若手研究B, 日本学術振興会, Apr, 2014 - Mar, 2017

今泉祥子
画像情報に対するアクセス制御型情報スクランブル技術の開発

VBL研究プロジェクト, 千葉大学, Apr, 2014 - Mar, 2016

今泉祥子
ディジタルアーカイブのための大容量・高画質な情報埋込技術の開発

研究成果最適展開支援プログラム(A-STEP) FS探索タイプ, 科学技術振興機構, Aug, 2013 - Mar, 2014

今泉祥子
ROI機能を有するプライバシー保護のための情報半開示技術の開発

研究支援プログラム, 千葉大学, Jun, 2013 - Mar, 2014

今泉祥子
ハッシュ演算に基づくディジタルコンテンツの高効率改ざん検出手法の開発

コニカミノルタ写真研究奨励金, 日本写真学会, May, 2012 - Mar, 2013

今泉祥子
A Study on Access Control for Color Images Using Visual Information

Grants-in-Aid for Scientific Research Grant-in-Aid for Research Activity Start-up, Grant-in-Aid for Research Activity Start-up, Japan Society for the Promotion of Science, Oct, 2011 - Mar, 2013

IMAIZUMI Shoko
ＪＳＴシーズ発掘試験「暗号鍵の生成・管理を考慮したディジタル動画像のアクセス制御」

JST地域イノベーション創出総合支援事業, 2009 - 2009

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Awards

Papers

Misc.

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