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PAPERS

2026年の研究業績

2026年（令和8年）の研究業績

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学術論文

  1. Hiroto SAWADA, Shoko IMAIZUMI, Hitoshi KIYA,
    "FLRSP: privacy-preserving federated learning using randomly selected model parameters ",
    APSIPA Trans. Signal and Information Processing, pp. 443-463, 2026-12-14. [DOI] [webpage] [Publish]

国際学会論文

  1. Shinji YAMASHITA, Yuma KINOSHITA, Hitoshi KIYA,
    "Alignment of Similarity-Transformed Images Based on Fourier--Mellin Transform Using Auxiliary Function Method",
    APSIPA Annual Summit and Conference, 2026-11-09. [webpage] [Publish]
  2. Yuma KINOSHITA, Hitoshi KIYA,
    "Boundary-Continuous Cross-Camera RGB Mapping via Hue-Split Model Trees",
    APSIPA Annual Summit and Conference, 2026-11-09. [webpage] [Publish]
  3. Haiwei Lin , Shoko IMAIZUMI, Hitoshi KIYA,
    "CFE-PPAR: Compression-friendly encryption for privacy-preserving action recognition leveraging video transformers",
    IEEE International Conference on Image Processing, 2026-09-13. [webpage] [Publish]
  4. Ayuto TSUTSUMI, Akira GOTOH, Yuko SAITO, Hiroki MATSUURA, Sayaka SHIOTA,
    "Domain Adaptation for Deepfake Audio Detection under Degraded Channel Conditions",
    The Speaker and Language Recognition Workshop Odyssey, 2026-06-22. [Local]
  5. Yuki ITABASHI, Hiroto SAWADA, Mare Hirose, Shoko IMAIZUMI, Hitoshi KIYA,
    "Enhancing Privacy in Federated Learning via Dual Obfuscation of Gradients and Training Images",
    APSIPA Annual Summit and Conference, 2026-11-09. [webpage] [Publish]
  6. Takuo YAMAGUCHI, Sayaka SHIOTA, Naohiro TAWARA,
    "Evaluation Framework for Multi-Channel Spoofing Detection Through Redesign of the ReMASC Corpus",
    IFIP Information Security & Privacy Conference, Perth, Australia, 2026-06-09. [Local]
  7. Sayaka SHIOTA, Suzuka HORIE, Sawato Furubayashi, Shinnosuke Takamichi,
    "J-SPAW2: A Japanese Corpus for Speaker Verification and Anti-Spoofing with Challenging Replay and Speech Synthesis Attacks",
    The Speaker and Language Recognition Workshop Odyssey, Lisbon, 2026-06-26. [Publish]
  8. Tatsuya CHUMAN, Yousuke UDAGAWA, Hitoshi KIYA,
    "Privacy-Preserving Clothing Classification using Vision Transformer for Thermal Comfort Estimation",
    IEEE International Conference on Consumer Electronics - Taiwan, TAOYUAN, TAIWAN, 2026-07-01. [webpage] [Publish]
  9. Homare SUEYOSHI, Kiyoshi NISHIKAWA, Hitoshi KIYA,
    "Privacy-Preserving Object Detection for Vision Transformer-Based Models",
    IEEE Global Conference on Consumer Electronics, 2026-10-26. [webpage] [Publish]
  10. Mare Hirose, Shoko IMAIZUMI, Hitoshi KIYA,
    "Privacy-Preserving Semantic Segmentation without Key Management",
    IEEE International Conference on Consumer Electronics - Taiwan, TAOYUAN, TAIWAN, 2026-07-01. [webpage] [Publish]
  11. Ayuto TSUTSUMI, Kohei TANAKA, Sayaka SHIOTA,
    "The TMU system for the XACLE challenge: Training large audio language models with CLAP pseudo-labels",
    IEEE International Conference on Acoustics, Speech and Signal Processing, pp. 21892-21894, 2026-05-08. [DOI] [webpage] [Publish]

学会講演論文

  1. Mukhammadolim Olimov, Koki HORIO, Sayaka SHIOTA, Hitoshi KIYA,
    "A Detection Method of Tampered Images Using Adversarial Perturbations in The Encrypted Domain",
    Technical Report of IEICE, Vol. 125, No. 370, pp. 213-217, 沖縄県青年会館, 2026-03-03. [webpage]
  2. Yuki ITABASHI, Hiroto SAWADA, Mare Hirose, Shoko IMAIZUMI, Hitoshi KIYA,
    "A Dual Obfuscation Method for Federated Learning to Enhance Robustness against Image Restoration Attacks",
    Technical Report of IEICE, Vol. 125, No. 396, pp. 25-30, 沖縄県 宮古島市 平良港ターミナルビル 大研修室, 2026-03-05. [webpage]
  3. Shinji YAMASHITA, Yuma KINOSHITA, Hitoshi KIYA,
    "Alignment of Similarity-Transformed Images via Cross-Correlation Maximization Based on Auxiliary Function Method",
    Technical Report of IEICE, Vol. 125, No. 370, pp. 508-513, 沖縄県青年会館, 2026-03-04. [webpage]
  4. Jiachen Zhou, Kiyoshi NISHIKAWA, Hitoshi KIYA,
    "Domain Adaptation for Vision Mamba with Perceptual Image Encryption",
    Technical Report of IEICE, Vol. 126, No. 112, pp. 134-139, 札幌, 2026-07-14. [webpage] [Local]
  5. Takuo YAMAGUCHI, Sayaka SHIOTA, Naohiro TAWARA,
    "Evaluation Framework for Multi-Channel Spoofing Detection Through Redesign of the ReMASC Corpus",
    IEICE Symposium on Cryptography and Information Security, pp. 1-6, 函館アリーナ, 2026-01-19. [webpage]
  6. Suzuka HORIE, Shinnosuke Takamichi, Sayaka SHIOTA,
    "J-SpAW2: A Japanese Speech Corpus for Analyzing Recording Conditions in Replay Attacks",
    Speech Committee, 沖縄県青年会館, 2026-03-03. [webpage] [Local]
  7. Haiwei Lin , Shoko IMAIZUMI, Hitoshi KIYA,
    "LoRA-ViT in key-based domain adaptation for learnable image encryption",
    Technical Report of IEICE, Vol. 126, No. 112, pp. 212-212, 札幌, 2026-07-14. [webpage] [Local]
  8. Sawato Furubayashi, Shinnosuke Takamichi, Sayaka SHIOTA,
    "Spoofing attacks using deepfake speech synthesized from non-consensual recording",
    Technical Report of IEICE, pp. SP-66, 沖縄青年会館, 2026-03-03. [Publish] [Local]
  9. Shinnosuke Takamichi, William Chen, Sayaka SHIOTA, Satoru Fukayama, Shinji WATANABE,
    "YODAS v3: 100 万時間以上の広帯域・ステレオ・多言語音声コーパス",
    Acoustical Society of Japan Autumn Meeting, 2026-09-08.
  10. Ayuto TSUTSUMI, Akira GOTOH, Yuko SAITO, Hiroki MATSUURA, Sayaka SHIOTA,
    "劣環境下におけるDeepfake音声検出のためのドメイン適応",
    IPSJ Special Interest Groups Spoken Language Processing, 沖縄県青年会館, 2026-03-02. [Local]
  11. Mare Hirose, Shoko IMAIZUMI, Hitoshi KIYA,
    "学習可能画像暗号化手法を用いたディープモデル反転攻撃に対する耐性強化",
    Technical Report of IEICE, Vol. 126, No. 112, pp. 218-223, 札幌, 2026-07-14. [webpage] [Publish]