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Journal paper
- Hitoshi KIYA, Ryota IIJIMA, April Pyone MAUNG MAUNG, Yuma KINOSHITA,
"Image and Model Transformation with Secret Key for Vision Transformer,"
IEICE Trans. Inf. & Sys.,
vol.E106.D, no.1, pp.2--11, January, 2023.
[DOI] - Teru NAGAMORI, Hiroki ITO, April Pyone MAUNG MAUNG, Hitoshi KIYA,
"Access Control with Encrypted Feature Maps for Object Detection Models,"
IEICE Trans. Inf. & Sys.,
vol.E106-D, no.1, pp.12--21, January, 2023.
[DOI] [webpage] - Ching-Chun Chang, Xu Wang, Sisheng Chen, Hitoshi KIYA, Isao ECHIZEN,
"On the predictability in reversible steganography,"
Telecommunication Systems,
January, 2023.
[DOI] [webpage] - Genki HAMANO, Shoko IMAIZUMI, Hitoshi KIYA,
"Effects of JPEG Compression on Vision Transformer Image Classification for Encryption-then-Compression Images,"
MDPI Sensors,
vol.23, no.7, March, 2023.
[DOI] [webpage] - Zheng QI, April Pyone MAUNG MAUNG, Hitoshi KIYA,
"Privacy-Preserving Image Classification Using ConvMixer with Adaptative Permutation Matrix and Block-Wise Scrambled Image Encryption,"
MDPI Journal of Imaging,
vol.9, no.4, April, 2023.
[DOI] [webpage] - Yuki Shiroma, Yuma KINOSHITA, Keisuke IMOTO, Sayaka SHIOTA, Nobutaka ONO, Hitoshi KIYA,
"Missing Data Completion of Multi-channel Signals Using Autoencoder for Acoustic Scene Classification,"
APSIPA Trans. Signal and Information Processing,
vol.12, no.3, e16, April, 2023.
[DOI] [webpage] - Tatsuya CHUMAN, Hitoshi KIYA,
"A Jigsaw Puzzle Solver-Based Attack on Image Encryption Using Vision Transformer for Privacy-Preserving DNNs,"
MDPI Information,
vol.14, no.6, May, 2023.
[DOI] [webpage] - Ryota MOTOMURA, Shoko IMAIZUMI, Hitoshi KIYA,
"Reversible Data Hiding in Compressible Encrypted Images with Capacity Enhancement,"
APSIPA Trans. Signal and Information Processing,
vol.12, no.1, e31, July, 2023.
[DOI] [webpage] - Hitoshi KIYA, Ryota IIJIMA, Teru NAGAMORI,
"Block-Wise Encryption for Reliable Vision Transformer models,"
ECTI Trans. Computer and Information Technology,
vol.17, no.3, pp.409--419, September, 2023.
[DOI] [webpage] [Publish]
International conference
- Tatsuya CHUMAN, Hitoshi KIYA,
"A Jigsaw Puzzle Solver-based Attack on Block-wise Image Encryption for Privacy-preserving DNNs,"
International Workshop on Advanced Image Technology,
9th January, 2023.
- Teru NAGAMORI, Hitoshi KIYA,
"Combined Use of Federated Learning and Image Encryption for Privacy-Preserving Image Classification with Vision Transformer,"
RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing,
1st March, 2023.
[Publish] - Zheng QI, April Pyone MAUNG MAUNG, Hitoshi KIYA,
"Color-NeuraCrypt: Privacy-Preserving Color-Image Classification Using Extended Random Neural Networks,"
RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing,
1st March, 2023.
[Publish] - Rei ASO, Tatsuya CHUMAN, Hitoshi KIYA,
"A Privacy Preserving Method with a Random Orthogonal Matrix for ConvMixer Models,"
RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing,
1st March, 2023.
- Shoko NIWA, Sayaka SHIOTA, Hitoshi KIYA,
"A privacy-preserving method using secret key for convolutional neural network-based speech classification,"
EURASIP European Signal Processing Conference,
5th September, 2023.
- Tatsuya CHUMAN, Nobutaka ONO, Hitoshi KIYA,
"Security Evaluation of Compressible and Learnable Image Encryption Against Jigsaw Puzzle Solver Attacks ,"
IEEE Global Conference on Consumer Electronics,
12th October, 2023.
- Kosuke ABE, Shoko IMAIZUMI, Hitoshi KIYA,
"Effects of Data Hiding on Vision Transformer Classification for Encryption-Then-Compression Images,"
IEEE Global Conference on Consumer Electronics,
12th October, 2023.
- Rei ASO, Sayaka SHIOTA, Hitoshi KIYA,
"Enhanced Security With Encrypted Vision Transformer in Federated Learning,"
IEEE Global Conference on Consumer Electronics,
12th October, 2023.
- Ryota IIJIMA, Miki TANAKA, Sayaka SHIOTA, Hitoshi KIYA,
"Enhanced Security Against Adversarial Examples Using a Random Ensemble of Encrypted Vision Transformer Models ,"
IEEE Global Conference on Consumer Electronics,
13th October, 2023.
- Teru NAGAMORI, Sayaka SHIOTA, Hitoshi KIYA,
"Domain Adaptation for Efficiently Fine-Tuning Vision Transformer with Encrypted Images,"
APSIPA Annual Summit and Conference,
pp.1666--1672, 2nd November, 2023.
[Local] - April Pyone MAUNG MAUNG, Isao ECHIZEN, Hitoshi KIYA,
"Hindering Adversarial Attacks with Multiple Encrypted Patch Embeddings,"
APSIPA Annual Summit and Conference,
pp.1386--1392, 2nd November, 2023.
[Local] - Tomoka WAKAMATSU, Sayaka SHIOTA, Hitoshi KIYA,
"Vocal Tract Length Perturbation-based Pseudo-Speaker Augmentation for Speaker Embedding Learning,"
APSIPA Annual Summit and Conference,
pp.2209--2213, 3rd November, 2023.
[Local] - Yuma KINOSHITA, Kouei YAMAOKA, Hitoshi KIYA,
"Maximization of 2D Cross-Correlation Based on Auxiliary Function Method for Image Alignment,"
APSIPA Annual Summit and Conference,
pp.2032--2036, 3rd November, 2023.
[Local]
Domestic conference
- Kosuke ABE, Shoko IMAIZUMI, Hitoshi KIYA,
"Influence of Data Hiding in EtC-Image Classification with Vision Transformer ,"
Technical Report of IEICE,
26th January, 2023.
[webpage] - Miki TANAKA, Isao ECHIZEN, Hitoshi KIYA,
"On the Transferability of Adversarial Examples between Isotropic Network and CNN models ,"
Technical Report of IEICE,
26th January, 2023.
[webpage] - Teruaki AKAZAWA, Yuma KINOSHITA, Hitoshi KIYA,
"Image reconstruction with a diffusion model for robust image classification against unknown degradation,"
Technical Report of IEICE,
vol.122, no.388, no.SIP2022-127, pp.49--54, 28th February, 2023.
[webpage] [Local] - Tomoka WAKAMATSU, Atsushi ANDO, Sayaka SHIOTA, Ryo MASUMURA, Hitoshi KIYA,
"The linguistic influence on speaker verification based on Self-Supervised Learning,"
Speech Committee,
vol.122, no.389, no.SP2022-82, pp.247--252, 1st March, 2023.
[webpage] [Publish] [Local] - Kenzo WADA, Sayaka SHIOTA, Hitoshi KIYA,
"Data cleansing using synthetic speech detection for speaker verification ,"
Speech Committee,
vol.122, no.389, no.SP2022-84, pp.259--263, 1st March, 2023.
[webpage] [Local] - Hitoshi KIYA,
"Image transformation with random numbers for reliable AI ,"
Technical Report of IEICE,
vol.122, no.412, no.EMM2022-87 , pp.107--109, 2nd March, 2023.
[webpage] [Local] - Rei ASO, Sayaka SHIOTA, Hitoshi KIYA,
"Enhanced Security with the Embedding Structure of Vision Transformer in Federated Learning,"
Technical Report of IEICE,
vol.123, no.15, no.EMM2023-5, pp.24--29, 11th May, 2023.
[Local] - Sayaka SHIOTA, Teru NAGAMORI, Tomoka WAKAMATSU, Shinnosuke Takamichi,
"None,"
IPSJ Music and computer Symposium,
23th June, 2023.
- Ryota IIJIMA, Miki TANAKA, Sayaka SHIOTA, Hitoshi KIYA,
"A Random Ensemble Method with Encrypted Models for Improving Robustness against Adversarial Examples,"
Technical Report of IEICE,
vol.123, no.134, pp.86--90, 17th July, 2023.
[webpage] - Daiki FUJIKAWA, Shoko IMAIZUMI, Takahiko HORIUCHI,
"A Perceptual Collation Method for Color Halftone Images Using Vision Transformer,"
Technical Report of IEICE,
vol.123, no.152, pp.7--12, 31th July, 2023.
[webpage] - Haiwei Lin , Shoko IMAIZUMI, Hitoshi KIYA,
"An Extension of Image Encryption for Vision Transformer Considering Privacy Protection ,"
Technical Report of IEICE,
vol.123, no.152, pp.1--6, 31th July, 2023.
[webpage] - Shoko NIWA, Sayaka SHIOTA, Hitoshi KIYA,
"Speech privacy-preserving method with secret key using random orthogonal matrix,"
Acoustical Society of Japan Autumn Meeting,
pp.1221--1224, 27th September, 2023.
- Ryoya OGURA, Keisuke IMOTO, Hitoshi KIYA, Sayaka SHIOTA,
"Single-channel Environmental Sound Classification Using Distance-Based Sound Separation,"
Acoustical Society of Japan Autumn Meeting,
pp.375--378, 28th September, 2023.
- Haiwei Lin , Shoko IMAIZUMI, Hitoshi KIYA,
"Security Enhancement for Privacy-Preserving Image Classification with ConvMixer,"
IEICE Signal Processing Symposium,
8th November, 2023.
[Local] - Yuma KINOSHITA, Kouei YAMAOKA, Hitoshi KIYA,
"2D Cross-Correlation Maximization Based on Auxiliary Function Method for Image Alignment,"
IEICE Signal Processing Symposium,
8th November, 2023.
[Local]
Others