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Journal paper
- Hiroto KAI, Shinnosuke Takamichi, Sayaka SHIOTA, Hitoshi KIYA,
"Lightweight and irreversible speech pseudonymization based on data-driven optimization of cascaded voice modification modules,"
Computer Speech and Language,
vol.72, no.101315, March, 2022.
[DOI] [webpage] [Local] - Yuma KINOSHITA, Hitoshi KIYA,
"Self-Supervised Intrinsic Image Decomposition Network Considering Reflectance Consistency,"
APSIPA Trans. Signal and Information Processing,
vol.11, No.1, e3, April, 2022.
[Publish] - Ryo IMAIZUMI, Ryo MASUMURA, Sayaka SHIOTA, Hitoshi KIYA,
"End-to-end Japanese Multi-dialect Speech Recognition and Dialect Identification with Multi-task Learning,"
APSIPA Trans. Signal and Information Processing,
vol.11, No.1, e4, April, 2022.
[webpage] [Local] - April Pyone MAUNG MAUNG, Hitoshi KIYA,
"Privacy-Preserving Image Classification Using Isotropic Network,"
IEEE MultiMedia,
April, 2022.
[webpage] [Publish] - Hitoshi KIYA, April Pyone MAUNG MAUNG, Yuma KINOSHITA, Shoko IMAIZUMI, Sayaka SHIOTA,
"An Overview of Compressible and Learnable Image Transformation with Secret Key and its Applications,"
APSIPA Trans. Signal and Information Processing,
vol.11, No.1, e11, May, 2022.
[DOI] [webpage] - Hiroki ITO, April Pyone MAUNG MAUNG, Sayaka SHIOTA, Hitoshi KIYA,
"Access Control of Semantic Segmentation Models Using Encrypted Feature Maps,"
APSIPA Trans. Signal and Information Processing,
vol.11, No.1, e24, August, 2022.
[DOI] [webpage] - Teruaki AKAZAWA, Yuma KINOSHITA, Sayaka SHIOTA, Hitoshi KIYA,
"N-white balancing: white balancing for multiple illuminants including non-uniform illumination,"
IEEE Access,
vol.10, pp.89051--89062, August, 2022.
[DOI] [webpage] [Local] - Hitoshi KIYA, Teru NAGAMORI, Shoko IMAIZUMI, Sayaka SHIOTA,
"Privacy-Preserving Semantic Segmentation Using Vision Transformer,"
MDPI Journal of Imaging,
vol.8, no.9, August, 2022.
[DOI] [webpage] - Ryota MOTOMURA, Shoko IMAIZUMI, Hitoshi KIYA,
"A Reversible Data-Hiding Method with Prediction-Error Expansion in Compressible Encrypted Images,"
Applied Sciences,
vol.12, no.19, September, 2022.
[DOI] [webpage]
International conference
- Hiroyuki KOBAYASHI, Hitoshi KIYA,
"Proxy System with JPEG Bitstream-Based File-Size Preserving Encryption for Cloud Photo Streams,"
International Workshop on Advanced Image Technology,
no.54, 5th January, 2022.
[Publish] - Ryota IIJIMA, April Pyone MAUNG MAUNG, Hitoshi KIYA,
"Protection of SVM Model with Secret Key from Unauthorized Access,"
International Workshop on Advanced Image Technology,
no.51, 6th January, 2022.
[Publish] - Takayuki OSAKABE, April Pyone MAUNG MAUNG, Sayaka SHIOTA, Hitoshi KIYA,
"Adversarial Detector with Robust Classifier,"
IEEE Global Conference on Life Sciences and Technologies,
pp.183--186, 7th March, 2022.
[webpage] [Local] - Kenta IIDA, Hitoshi KIYA,
"A Privacy-Preserving Image Retrieval Scheme with a Mixture of Plain and EtC Images,"
IEEE Global Conference on Life Sciences and Technologies,
pp.183--186, 7th March, 2022.
[webpage] [Publish] - Teru NAGAMORI, Hiroki ITO, April Pyone MAUNG MAUNG, Hitoshi KIYA,
"Access Control of Object Detection Models Using Encrypted Feature Maps,"
IEEE Global Conference on Life Sciences and Technologies,
pp.179--182, 7th March, 2022.
[webpage] [Publish] - Tatsuya CHUMAN, Hitoshi KIYA,
"Security Evaluation of Block-based Image Encryption for Vision Transformer against Jigsaw Puzzle Solver Attack,"
IEEE Global Conference on Life Sciences and Technologies,
pp.458--461, 8th March, 2022.
[DOI] [webpage] [Publish] - Hiroto KAI, Shinnosuke Takamichi, Sayaka SHIOTA, Hitoshi KIYA,
"Robustness of Signal Processing-Based Pseudonymization Method Against Decryption Attack ,"
The Speaker and Language Recognition Workshop Odyssey,
pp.287--293, 30th June, 2022.
[webpage] - Yuki Shiroma, Yuma KINOSHITA, Keisuke IMOTO, Sayaka SHIOTA, Nobutaka ONO, Hitoshi KIYA,
"Missing data recovery using autoencoder for multi-channel acoustic scene classification,"
EURASIP European Signal Processing Conference,
pp.767--771, 30th August, 2022.
[Local] - Zheng QI, April Pyone MAUNG MAUNG, Yuma KINOSHITA, Hitoshi KIYA,
"Privacy-Preserving Image Classification Using Vision Transformer,"
EURASIP European Signal Processing Conference,
pp.543--547, 31th August, 2022.
[Local] - Teru NAGAMORI, Ryota IIJIMA, Hitoshi KIYA,
"An Access Control Method with Secret Key for Semantic Segmentation Models,"
International Conference on Machine Learning and Cybernetics,
10th September, 2022.
[Publish] - Ryota IIJIMA, Hitoshi KIYA,
"An Encryption Method of ConvMixer Models without Performance Degradation,"
International Conference on Machine Learning and Cybernetics,
10th September, 2022.
[Local] - Tatsuya CHUMAN, Hitoshi KIYA,
"SECURITY EVALUATION OF COMPRESSIBLE IMAGE ENCRYPTION FOR PRIVACY-PRESERVING IMAGE CLASSIFICATION AGAINST CIPHERTEXT-ONLY ATTACKS,"
International Conference on Machine Learning and Cybernetics,
10th September, 2022.
[Local] - Zheng QI, April Pyone MAUNG MAUNG, Hitoshi KIYA,
"Privacy-Preserving Image Classification Using ConvMixer with Adaptive Permutation Matrix,"
IEEE Global Conference on Consumer Electronics,
pp.146--149, 18th October, 2022.
[Publish] - Shoko NIWA, Miki TANAKA, Hitoshi KIYA,
"A Detection Method of Temporally Operated Videos Using Robust Hashing,"
IEEE Global Conference on Consumer Electronics,
18th October, 2022.
- Teruaki AKAZAWA, Yuma KINOSHITA, Hitoshi KIYA,
"Template Matching With White Balance Adjustment Under Multiple Illuminants,"
IEEE Global Conference on Consumer Electronics,
pp.379--383, 19th October, 2022.
- Sayaka SHIOTA, Ryo IMAIZUMI, Ryo MASUMURA, Hitoshi KIYA,
"Dialect-Aware Semi-Supervised Learning for End-To-End Multi-Dialect Speech Recognition,"
APSIPA Annual Summit and Conference,
8th November, 2022.
- April Pyone MAUNG MAUNG, Hitoshi KIYA,
"StyleGAN Encoder-Based Attack for Block Scrambled Face Images,"
APSIPA Annual Summit and Conference,
9th November, 2022.
Domestic conference
- Takayuki OSAKABE, April Pyone MAUNG MAUNG, Hitoshi KIYA,
"Enhancing robustness of image classification system with Adversarial Example Detector ,"
Technical Report of IEICE,
vol.IEICE-121, no.362, no.IEICE-EMM2021-85, pp.1--6, 27th January, 2022.
[webpage] [Local] - Teru NAGAMORI, Hiroki ITO, April Pyone MAUNG MAUNG, Hitoshi KIYA,
"Access Control Using Feature Map Transformation With Secret Key for Object Detection Models,"
Technical Report of IEICE,
vol.IEICE-121, no.362, no.IEICE-EMM2021-85, pp.7--12, 27th January, 2022.
[webpage] [Local] - Ryo IMAIZUMI, Ryo MASUMURA, Sayaka SHIOTA, Hitoshi KIYA,
"None,"
Speech Committee,
1st March, 2022.
[Local] - Hiroto KAI, Shinnosuke Takamichi, Sayaka SHIOTA, Hitoshi KIYA,
"Evaluating the robustness of signal processing-based pseudonymization method using parameter optimization against decryption attack,"
Speech Committee,
vol.IEICE-121 , no.384, pp.144--199, 2nd March, 2022.
[webpage] [Local] - Yuki Shiroma, Yuma KINOSHITA, Keisuke IMOTO, Sayaka SHIOTA, Nobutaka ONO, Hitoshi KIYA,
"Multi-channel missing signals recovery using autoencoder for acoustic scene classification,"
Technical Report of IEICE,
vol.121, no.383, pp.140--145, 2nd March, 2022.
[webpage] [Local] - Ryota IIJIMA, Yuma KINOSHITA, Hitoshi KIYA,
"Access Control of Vision Transformer Models without Performance Degradation,"
Technical Report of IEICE,
vol.121, no.417, pp.70--75, 7th March, 2022.
[webpage] [Local] - Shoko NIWA, Miki TANAKA, Hitoshi KIYA,
"Video Forgery Detection Using a Robust Hashing Algorithm ,"
Technical Report of IEICE,
vol.IEICE-121 , no.417, pp.58--63, 7th March, 2022.
[webpage] [Local] - Miki TANAKA, Takayuki OSAKABE, Hitoshi KIYA,
"Extention of robust image classification system with Adversarial Example Detectors,"
Technical Report of IEICE,
vol.IEICE-121, no.417, no.IEICE-EMM2021-105 , pp.76--80, 7th March, 2022.
[webpage] [Local] - Kosuke ABE, Shoko IMAIZUMI, Hitoshi KIYA,
"Influence of Data Hiding in Etc-Image Classification with SVM ,"
Technical Report of IEICE,
vol.IEICE-121, no.417, no.IEICE-EMM2021-112, pp.107--111, 8th March, 2022.
[webpage] [Local] - Ryo IMAIZUMI, Ryo MASUMURA, Sayaka SHIOTA, Hitoshi KIYA,
"None,"
Acoustical Society of Japan Spring Meeting,
9th March, 2022.
[Local] - Shinnosuke Takamichi, Kurzinger Ludwig, Takaaki SAEKI, Sayaka SHIOTA, Shinji WATANABE,
"None,"
NLP2022,
17th March, 2022.
- Teruaki AKAZAWA, Yuma KINOSHITA, Hitoshi KIYA,
"N-white balancing: white balance adjustment for adjusting multi-illuminant scenes,"
Technical Report of IEICE,
vol.122, no.30, no.IEICE-IE2022-5, pp.25--30, 19th May, 2022.
[Local] - Miki TANAKA, April Pyone MAUNG MAUNG, Isao ECHIZEN, Hitoshi KIYA,
" Adversarial Robustness of Secret Key-Based Defenses against AutoAttack ,"
Technical Report of IEICE,
vol.IEICE-122, no.77, pp.34--39, 16th June, 2022.
[webpage] [Local] - Genki HAMANO, Shoko IMAIZUMI, Hitoshi KIYA,
"Image Classification Using Vision Transformer for Compressible Encrypted Images ,"
Technical Report of IEICE,
vol.IEICE-122, no.77, pp.40--45, 16th June, 2022.
[webpage] - Tomoka WAKAMATSU, Sayaka SHIOTA, Hitoshi KIYA,
"Voice-Tract-Length-Normalization-based data augmentation for speaker verification with mixed language speech database,"
Acoustical Society of Japan Autumn Meeting,
14th September, 2022.
[Local] - Shoko NIWA, Sayaka SHIOTA, Hitoshi KIYA,
"Access control by encryption using secret key for deep neural network based on time-frequency representation,"
Acoustical Society of Japan Autumn Meeting,
14th September, 2022.
[Local] - Yuki Shiroma, Yoshifumi MIZUNO, Yu TAKAHASHI, Sayaka SHIOTA, Kazunobu KONDO, Hitoshi KIYA,
"Convolutional Neural Network-Based Musical Instrument Identification Using Time-Frequency Representations,"
Acoustical Society of Japan Autumn Meeting,
16th September, 2022.
[Local] - Rei ASO, Tatsuya CHUMAN, Hitoshi KIYA,
"ConvMixer model transformation using random orthogonal matrices for privacy protection of test images,"
Technical Report of IEICE,
vol.122, no.267, no.EMM2022-49, pp.46--51, 21th November, 2022.
[Local]
Others