藤吉 正明(フジヨシ マサアキ) 2014年度

【教員紹介ページへ】

研究業績

論文発表

  1. Wannida SAE-TANG, Shenchuan LIU, Masaaki FUJIYOSHI, and Hitoshi KIYA, "1D Frequency Transformation-Based Amplitude-Only Images for Copyright- and Privacy-Protection in Image Trading Systems," ECTI Transactions on Computer and Information Technology, vol.8, no.2, pp.133-144, Nov. 2014.
  2. Taku ODAKA, Wannida SAE-TANG, Masaaki FUJIYOSHI, Hiroyuki KOBAYASHI, Masahiro IWAHASHI, and Hitoshi KIYA, "An Efficient Lossless Compression Method Using Histogram Packing for HDR Images in OpenEXR Format," IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, vol.E97-A, no.11, pp.2181-2183, Nov. 2014.
  3. Wannida SAE-TANG, Shenchuan LIU, Masaaki FUJIYOSHI, and Hitoshi KIYA, "A Copyright- and Privacy-Protected Image Trading System Using Fingerprinting in Discrete Wavelet Domain with JPEG 2000," IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, vol.E97-A, no.11, pp.2107-2113, Nov. 2014.
著書

  1. Masaaki FUJIYOSHI, "Generalized Histogram Shifting-Based Blind Reversible Data Hiding with Balanced and Guarded Double Side Modification," Digital-Forensics and Watermarking, Yun Qing SHI, Hyoung Joong KIM, and Fernando PÉREZ-GONZÁLEZ, eds., Springer-Verlag Berlin Heidelberg, Jul. 2014.
  2. Shenchuan LIU, Masaaki FUJIYOSHI, Hitoshi KIYA, "A Cheat-Prevention Visual Secret Sharing Scheme with Minimum Pixel Expansion," Digital-Forensics and Watermarking, Yun Qing SHI, Hyoung Joong KIM, and Fernando PÉREZ-GONZÁLEZ, eds., Springer-Verlag Berlin Heidelberg, Jul. 2014.
学会発表(国内)

  1. 大石 涼, 藤吉 正明, 貴家 仁志, "ヒストグラムの疎性を利用したニアロスレスな画像データハイディング," 電子情報通信学会 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, vol.114, no.511, (no.EMM2014-80), pp.19–24, 2015年3月
  2. 畠山 久, 永井 正洋, 藤吉 正明, 瀬戸崎 典夫, 室田 真男, "モバイル端末を用いた野外防災学習の取り組み," 日本科学教育学会研究会研究報告, vol.29, no.3, pp.41-44, 2014年12月
  3. 藤吉 正明, 畠山 久, 永井 正洋, "大学初年次情報科目における反転授業の試行と評価," 日本教育工学会全国大会講演論文集, pp.297-298, 2014年9月
学会発表(国際)

  1. Akira UCHIDA, Masaaki FUJIYOSHI, Sayaka SHIOTA, and Hitoshi KIYA, "Image Invisibility Assessment for Visually Encrypted Images," Proc. IEEE International Symposium on Intelligent Signal Processing and Communication Systems, Dec. 2014.
  2. Wannida SAE-TANG, Masaaki FUJIYOSHI, and Hitoshi KIYA, "Efficient Data Hiding in Encrypted JPEG 2000 Codestreams," Proc. IEEE International Symposium on Intelligent Signal Processing and Communication Systems, Dec. 2014.
  3. Shenchuan LIU, Masaaki FUJIYOSHI, and Hitoshi KIYA, "A Cheat Preventing Method with Efficient Pixel Expansion for Naor-Shamir's Visual Cryptography", Proc. IEEE International Conference on Image Processing, pp.5527-5531, Oct. 2014.
  4. Yuichi MURAKI, Masakazu FURUKAWA, Masaaki FUJIYOSHI, Yoshihide TONOMURA, and Hitoshi KIYA, "A Compressible Template Protection Scheme for Face Recognition Based on Sparse Representation," Proc. EURASIP European Signal Processing Conference, Sep. 2014.
  5. Wannida SAE-TANG, Masaaki FUJIYOSHI, and Hitoshi KIYA, "Effects of Random Sign Encryption in JPEG 2000-Based Data Hiding," Proc. IEEE International Conference on Intelligent Information Hiding and Multimedia Signal Processing, pp.516-519, Aug. 2014.
  6. Wannida SAE-TANG, Masaaki FUJIYOSHI, and Hitoshi KIYA, "Evaluation of Amplitude-Only Images for Copyright- and Privacy-Protected Image Trading Systems," Proc. ECTI/IEICE/IEIE International Technical Conference on Circuits/Systems, Computers and Communications, pp.113-116, Jul. 2014.
  7. Masaaki FUJIYOSHI, "A Near-Lossless Data Hiding Method with an Improved Quantizer," Proc. IEEE International Symposium on Circuits and Systems, pp.2289-2292, Jun. 2014.
受賞・表彰等(本人)

  1. シニア会員称号, 電子情報通信学会, 5月22日
委員等(学会活動)

  1. 電子情報通信学会, 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専門委員会, 委員
  2. 電子情報通信学会, 情報ハイディング及びその評価基準委員会, 委員
国内の他機関との連携による研究活動実績

  1. 東北大学電気通信研究所、共同プロジェクト研究