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
5. Takayuki NAKACHI and Hitoshi KIYA,
   “Secure OMP Based Pattern Recognition that Supports Image Compression,”
   Signal & Image Processing: An International Journal,
   vol.11, no.2, pp.23–39, April 2020.
   PDF [4members]
6. Takayuki NAKACHI and Hitoshi KIYA,
   “Secure OMP Computation Maintaining Sparse Representations and Its Application to EtC Systems,”
   IEICE Trans. Inf. & Sys.,
   vol.E103-D, no.9, September 2020.

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. 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.
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. 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,
   pp.3712–3716, Barcelona, Spain, 6th May, 2020.
   [4members]
6. Haruna MIYAMOTO, Sayaka SHIOTA, and Hitoshi KIYA,
   “Application of Bandwidth Extension with No Learning to Data Augmentation for Speaker Verification,”
   Proc. The Speaker and Language Recognition Workshop Odyssey,
   pp.446–450, Tokyo, 18th May, 2020.
   DOI webpage PDF
7. Kenta IIDA and Hitoshi KIYA,
   “A Content-based Image Retrieval Scheme Using Compressible Encrypted Images,”
   Proc. EURASIP European Signal Processing Conference,
   Amsterdam, Netherlands, 24th August, 2020.
8. Warit SIRICHOTEDUMRONG and Hitoshi KIYA,
   “A GAN-Based Image Transformation Scheme for Privacy-Preserving Deep Neural Networks,”
   Proc. EURASIP European Signal Processing Conference,
   Amsterdam, Netherlands, 24th August, 2020.
9. Kouki SEO, Chihiro GO, Yuma KINOSHITA, and Hitoshi KIYA,
   “Hue Correction Scheme for Multi-Exposure Image Fusion Considering Hue Distortion in Input Images,”
   Proc. IEEE International Conference on Consumer Electronics - Taiwan,
   Taoyuan, Taiwan, 28th September, 2020.
   [4members]
10. Weihang ZHANG, Yuma KINOSHITA, and Hitoshi KIYA,
    “Image-Enhancement-Based Data Augmentation for Improving Deep Learning in Image Classification Problem,”
    Proc. IEEE International Conference on Consumer Electronics - Taiwan,
    28th September, 2020.
    [4members]
11. April Pyone MAUNG MAUNG and Hitoshi KIYA,
    “Encryption Inspired Adversarial Defense for Visual Classification,”
    Proc. IEEE International Conference on Image Processing,
    Abu Dhabi, United Arab Emirates (UAE), 25th October, 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. 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]
4. Hiroto KAI, Sayaka SHIOTA, and Hitoshi KIYA,
   “Vulnerability investigation of speaker verification against black-box adversarial attacks,”
   Speech Committee,
   2nd March, 2020.
5. 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.
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. 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.
8. 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.
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]
11. Yuma KINOSHITA and Hitoshi KIYA,
    “Luminance-Independent Hue Image Generation Method Based on CIELAB Color Space,”
    Technical Report of IEICE,
    3rd June, 2020.
    webpage
12. Hiroyuki KOBAYASHI and Hitoshi KIYA,
    “Two-layer lossless image coding compatible with JPEG XS,”
    Technical Report of IEICE,
    4th June, 2020.
    webpage