Echizen Laboratory National Institute of Informatics (NII)

　

Department of Information and Communication Engineering,
Graduate School of Information Science and Technology, The University of Tokyo

　

Department of Informatics, School of Multidisciplinary Sciences,
The Graduate University For Advanced Studies (SOKENDAI)

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Achievements（2024）

Refereed journal papers　|　Refereed conference papers　|　Preprints　|　Preprints　|　Books, book chapters, and research reports　|　Invited talks　|　Oral Presentation, Poster・demo　|　Media coverage(Press release/ News release)　|　Media coverage(Online articles)　|　Media coverage(TV / Radio)　|　Media coverage(Newspapers)　|　Media coverage(Others)　|　Patents　|　Awards　|　Others

Refereed journal papers

  1. S. Xu, C.-C. Chang, H, H. Nguyen, I. Echizen, "Reversible anonymization for privacy of facial biometrics via cyclic learning,", EURASIP Journal of Information Security, 2024
  2. A. MaungMaung, I. Echizen and H. Kiya, "Efficient Key-Based Adversarial Defense for ImageNet by Using Pre-Trained Models,", IEEE Open Journal of Signal Processing, vol. 5, pp. 902-913, 2024, doi: 10.1109/OJSP.2024.3419569,
  3. T. Ouyang, Y. Seo, and I. Echizen, "Textual out-of-distribution (OOD) detection for LLM quality assurance,", Knowledge-Based Systems, Elsevier, 2025, Feb. 2025,
  4. C. C. Chang and I. Echizen, "Steganography in Game Actions,", IEEE Access, 2025, Jan. 2025,
  5. T. Ouyang, A. MaungMaung, K. Konishi, Y. Seo, I. Echizen, "Stability Analysis of ChatGPT-Based Sentiment Analysis in AI Quality Assurance,", Electronics 2024, 13(24), Dec. 2024,
  6. A. MaungMaung, I. Echizen and H. Kiya, "On the Security of Learnable Image Encryption for Privacy-Preserving Deep Learning,", IEEE Access,
  7. A. MaungMaung, I. Echizen and H. Kiya, "Efficient Key-Based Adversarial Defense for ImageNet by Using Pre-Trained,", IEEE Open Journal of Signal Processing, vol. 5, pp. 902-913, 2024, doi: 10.1109/OJSP.2024.3419569,
  8. H. Felouat, H. H. Nguyen, T. -N. Le, J. Yamagishi and I. Echizen, "eKYC-DF: A Large-Scale Deepfake Dataset for Developing and Evaluating eKYC Systems", IEEE Access, vol. 12, pp. 30876-30892, 2024, Link
  9. K. -D. Nguyen, H. H. Nguyen, T. -N. Le, J. Yamagishi and I. Echizen, "Analysis of Fine-Grained Counting Methods for Masked Face Counting: A Comparative Study", IEEE Access, vol. 12, pp. 27426-27443, 2024, Link

Refereed conference papers

  1. F. Waseda, C.-C. Chang, and I. Echizen, "Rethinking Invariance Regularization in Adversarial Training to Improve Robustness-Accuracy Trade-off," ICLR 2025,
  2. E. Bao, C. C. Chang, H. Wang, I. Echizen, "Purification-Agnostic Proxy Learning for Agentic Copyright Watermarking against Adversarial Evidence Forgery," Proc. 2025 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2025), Apr. 2025, Link
  3. R. Shulka, H. PKaur, I. Echizen, "Parallel Prints: Generating Realistic Cancelable Fingerprint Templates," Proc. 2025 WACV Workshop on Synthetic Realities and Data in Biometric Analysis and Security (WACVW 2025), Feb. 2025,
  4. H. Nguyen, G. Delvecchio, I. Echizen, "Zero-Shot Warning Generation for Misinformative Multimodal Content," Proc. 2025 WACV Workshop on Artificial Intelligence for Multimedia Forensics and Disinformation Detection (WACVW 2025), Feb. 2025,
  5. F. Hsieh, H. H. Nguyen, A. MaungMaung, D. Usynin, I. Echizen, "Mitigating Backdoor Attacks using Activation-Guided Model Editing," Proceedings of the Asian Conference on Computer Vision (ACCV) Workshops, 2024, pp. 302-318, Dec. 2024, Link
  6. Y. Ji, I. Echizen, "StrucTrans: Zero-Query Structural Adversarial Attack Transferred from Masked Autoencoders to Image Classifiers," Proc. the 23rd IEEE International Conference on Trust, Security and Privacy in Computing and Communications (TrustCom 2024), Dec. 2024,
  7. R. Disabato, A. MaungMaung, H. Nguyen, I. Echizen, "Transfer-Based Adversarial Attack Against Multimodal Models by Exploiting Perturbed Attention Region," Proc. Asia-Pacific Signal and Information Processing Association Annual Summit and Conference 2024, Dec. 2024,
  8. H-Quoc Nguyen-Son, S. Hidano, K. Fukushima, S. Kiyomoto, I. Echizen, "OneWORD: Adversarial Text Detection and Prediction Restoration Using One-Word Perturbation," Proc. 31st International Conference on Neural Information Processing (ICONIP 2024), Dec. 2024,
  9. S. Hinterreiter, M. Wessel, F. Schliski, I. Echizen, M. E. Latoschik, T. Spinde, "NewsUnfold: Creating a News-Reading Application That Indicates Linguistic Media Bias and Collects Feedback,", Proc. of the International AAAI Conference on Web and Social Media (ICWSM 2025), 19 pages, June 2025, Link
  10. M. Pandey, H. Kaur, I. Echizen, "Enhancing Location Privacy through Prioritized Experience Replay in Deep Q-Networks,", Proc. of the IEEE International Conference on Systems, Man, and Cybernetics IEEE (SMC) 2024, 7 pages, Oct. 2024, Link
  11. R. Shukla, H. Kaur, I. Echizen, "Bridging the Gap: Creating Authentic Biometric Templates for Secure Authentication Systems,", Proc. of the IEEE International Conference on Systems, Man, and Cybernetics IEEE (SMC) 2024, 8 pages, Oct. 2024,
  12. L. Strack, F. Waseda, H. H. Nguyen, Y. Zheng, I. Echizen, "Defending Against Physical Adversarial Patch Attacks on Infrared Human Detection,", Proc. of the 2024 IEEE International Conference on Image Processing (ICIP 2024), 7 pages, Oct. 2024, Link
  13. S. Hinterreiter, T. Spinde, S. Oberdörfer, I. Echizen, M. Latoschik, "News Ninja: Gamified Annotation Of Linguistic Bias In Online News,", Proceedings of the ACM Human-Computer Interaction, 32 pages, Oct. 2024,
  14. Y. Sun, H. Nguyen, C.-S. Lu, Z. Zhang, L. Sun, I. Echizen, "Generalized Deepfakes Detection with Reconstructed-Blended Images and Multi-scale Feature Reconstruction Network,", Proc. of the International Joint Conference on Biometrics (IJCB2024), September 2024, Link
  15. H. Nguyen, J. Yamagishi, I. Echizen, "Exploring Self-Supervised Vision Transformers for Deepfake Detection: A Comparative Analysis,", Proc. of the International Joint Conference on Biometrics (IJCB2024), September 2024, Link
  16. Y. Qiu, H. Nguyen, Q. Liao, C.-S. Lu, I. Echizen, "Analysis of Backdoor Attacks on Deepfake Detection,", Proc. of the International Joint Conference on Biometrics (IJCB2024), September 2024,
  17. Y. Furuhashi, J. Yamagishi, X. Wang, H. Nguyen, I. Echizen, "Exploring Active Data Selection Strategies for Continuous Training in Deepfake Detection,", Proc. of the 23rd International Conference of the Biometrics Special Interest Group (BIOSIG 2024), September 2024,
  18. F. Baldassini, H. H. Nguyen, C.-C. Chang, I. Echizen, "CROSS-ATTENTION WATERMARKING OF LARGE LANGUAGE MODEL", Proc. of the 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2024), 5 pages, April 2024
  19. F. Shalabi, H. Felouat, H. H. Nguyen, I. Echizen, "Leveraging Chat-Based Large Vision-Language Models for Multimodal Out-of-Context Detection", Proc. of the 38-th International Conference on Advanced Information Networking and Applications (AINA-2024), April 2024
  20. Z. Dou, Y. Guo, H. H. Nguyen, C.-C. Chang, I. Echizen, "Enhancing Robustness of LLM-Synthetic Text Detectors for Academic Writing: A Comprehensive Analysis", Proc. of the 38-th International Conference on Advanced Information Networking and Applications (AINA-2024), April 2024
  21. M. Pandey, H. Kaur, S. Basak, I. Echizen, "Privacy-Preserving Location-Based Services: A DQN Algorithmic Perspective", Proc. of the 38-th International Conference on Advanced Information Networking and Applications (AINA-2024), April 2024

Preprints

Books, book chapters, and research reports

Invited talks

  1. Isao Echizen, "Real or Fake? Frontiers of Countering Fake Media in the Age of Infodemics", Invited talk at overview session, APSIPA ASC 2024, Macau, December 6, 2024, Link
  2. Isao Echizen, "Real or Fake? Frontiers of Countering Fake Media in the Age of Infodemics", Invited talk at overview session, APSIPA ASC 2024, Macau, December 16, 2024,
  3. Isao Echizen, "Real or Fake? Frontiers of Countering Fake Media in the Age of Infodemics", N-CRiPT Workshop 2024, 2024, National University of Singapore, Singapore, July 31, 2024
  4. Isao Echizen, "Real or Fake? Frontiers of Countering Fake Media in the Age of Infodemics", The 6th International Electronics Communication Conference, Fukuoka, Japan, July 20, 2024

Oral Presentation, Poster・demo

Media coverage(Press release/ News release)

Media coverage(Online articles)

  1. Kazutoshi Sasahara, Junichi Yamagishi, Isao Echizen, the japantimes, Japan launches industry and academia tie-up to combat online disinformation, January 27, 2025
  2. Isao Echizen, NIKKEI ASIA, Voters across Asia contend with AI-generated fake videos and images , January 18, 2025
  3. Isao Echizen, The Mainichi Japan's National Daily, Fake scientific papers made with AI used names of 3 Japan researchers, January 15, 2025
  4. Isao Echizen, The Japan News by The Yomiuri Shimbun, Fake Academic Papers May Have Been Created with AI; Japanese Researcher Falsely Cited As Author on Overseas ‘Predatory Journal’ Website, November 24, 2024
  5. Isao Echizen, The Japan News by The Yomiuri Shimbun, Fake Academic Papers May Have Been Created with AI; Japanese Researcher Falsely Cited As Author on Overseas ‘Predatory Journal’ Website, November 21, 2024

Media coverage(TV / Radio)

Media coverage(Newspapers)

Media coverage(Others)

Patents

Awards

Others