2020

Journal Papers

1. Kenta IIDA and Hitoshi KIYA,
   “Image Identification of Encrypted JPEG Images for Privacy-preserving Photo Sharing Services,”
   IEICE Trans. Inf. & Sys.,
   vol.E103-D, no.1, pp.25–32, January 2020.
   [4members]
2. Ryota KAMINISHI, Haruna MIYAMOTO, Sayaka SHIOTA, and Hitoshi KIYA,
   “Blind bandwidth extension with a non-linear function and its evaluation on automatic speaker verification,”
   IEICE Trans. Inf. & Sys.,
   vol.E103-D, no.1, pp.42–49, January 2020.
   [4members]
3. Takayuki NAKACHI, Yukihiro Bandoh, and Hitoshi KIYA,
   “Secure Overcomplete Dictionary Learning for Sparse Representation,”
   IEICE Trans. Inf. & Sys.,
   vol.E103-D, no.1, pp.50–58, January 2020.
   [4members]
4. Yuma KINOSHITA and Hitoshi KIYA,
   “Hue-Correction Scheme Based on Constant-Hue Plane for Deep-Learning-Based Color-Image Enhancement,”
   IEEE Access,
   vol.8, no.1, pp.9540–9550, January 2020.
   DOI

International Conference Papers

1. Ayana KAWAMURA, Yuma KINOSHITA, and Hitoshi KIYA,
   “Privacy-Preserving Machine Learning Using EtC Images,”
   Proc. International Workshop on Advanced Image Technology,
   Yogyakarta, Indonesia, 5th January, 2020.
2. Takayuki NAKACHI and Hitoshi KIYA,
   “PRIVACY-PRESERVING PATTERN RECOGNITION WITH IMAGE COMPRESSION,”
   Proc. International Conference on Signal, Image Processing and Pattern Recognition,
   Vienna, Austria, 21st March, 2020.
3. Yuma KINOSHITA and Hitoshi KIYA,
   “FIXED SMOOTH CONVOLUTIONAL LAYER FOR AVOIDING CHECKERBOARD ARTIFACTS IN CNNS,”
   Proc. IEEE International Conference on Acoustics, Speech and Signal Processing,
   Barcelona, Spain, 5th May, 2020.
4. Takayuki NAKACHI, Yitu WANG, and Hitoshi KIYA,
   “PRIVACY-PRESERVING PATTERN RECOGNITION USING ENCRYPTED SPARSE REPRESENTATIONS IN L0 NORM MINIMIZATION,”
   Proc. IEEE International Conference on Acoustics, Speech and Signal Processing,
   Barcelona, Spain, 5th May, 2020.
5. Yukihiro Bandoh, Takayuki NAKACHI, and Hitoshi KIYA,
   “Sparse modeling on distributed encryption data,”
   Proc. IEEE International Conference on Acoustics, Speech and Signal Processing,
   Barcelona, Spain, 5th May, 2020.

Domestic Conference Papers

1. Haruna MIYAMOTO, Sayaka SHIOTA, and Hitoshi KIYA,
   
   IPSJ Special Interest Groups Spoken Language Processing,
   13th February, 2020.
2. Hiroki ITO, Yuma KINOSHITA, and Hitoshi KIYA,
   “An Image Transformation Network for Privacy-Preserving Deep Neural Networks,”
   Technical Report of IEICE,
   vol.119, no.422, (no.IE2019-75), pp.195–200, 27th February, 2020.
   webpage [4members]
3. Hiroto KAI, Sayaka SHIOTA, and Hitoshi KIYA,
   “Vulnerability investigation of speaker verification against black-box adversarial attacks,”
   Speech Committee,
   2nd March, 2020.
4. Takayuki NAKACHI, Yitu WANG, and Hitoshi KIYA,
   “A Pattern Recognition Method Using Secure Sparse Representations in L0 Norm Minimization ,”
   Technical Report of IEICE,
   2nd March, 2020.
5. Ryo IMAIZUMI, Ryo MASUMURA, Sayaka SHIOTA, and Hitoshi KIYA,
   “Japanese dialect speech classification using sequence-to-one neural networks,”
   Speech Committee,
   2nd March, 2020.
   [4members]
6. Yukihiro Bandoh, Takayuki NAKACHI, and Hitoshi KIYA,
   “Sparse modeling on distributed encryption signal with random unitary transform,”
   Forum on Data Engineering and Information Management,
   3rd March, 2020.
   [4members]
7. Kazuaki TAKAHASHI, Masaaki FUJIYOSHI, Wannida SAE-TANG, and Hitoshi KIYA,
   “An Improvement on Data Hiding in the Copyright- and Privacy-Protected Image Trading System ,”
   Technical Report of IEICE,
   5th March, 2020.
8. Ruifeng LI, Masaaki FUJIYOSHI, Hitoshi KIYA, and Yasufumi TAKAMA,
   “A Reversible Data Hiding Scheme for the EtC System ,”
   Technical Report of IEICE,
   5th March, 2020.
9. Ryoichi HIRASAWA, Shoko IMAIZUMI, and Hitoshi KIYA,
   “Extended EtC images for flexible data hiding and extracting ,”
   Technical Report of IEICE,
   5th March, 2020.
10. Yukihiro Bandoh, Takayuki NAKACHI, and Hitoshi KIYA,
    “LASSO analysis for distributed encryption signal with random unitary transform,”
    Technical Report of IEICE,
    6th March, 2020.
    [4members]