Yuma KINOSHITA, Sayaka SHIOTA, and Hitoshi KIYA, “A Pseudo Multi-Exposure Fusion Method Using Single Image,” IEICE Trans. Fundamentals, vol.E101-A, no.11, pp.1806–1814, November 2018.
Osamu WATANABE, Hiroyuki KOBAYASHI, and Hitoshi KIYA, “Two-Layer Lossless HDR Coding using Histogram Packing Technique with Backward Compatibility to JPEG,” IEICE Trans. Fundamentals, vol.E101-A, no.11, pp.1823–1831,November 2018.
Hitoshi KIYA, “Compressible and Learnable Encryption for Untrusted Cloud Enviroments,” APSIPA Magazine, pp.12–15, November 2018.
Yuma KINOSHITA and Hitoshi KIYA, “Automatic Exposure Compensation Using an Image Segmentation Method for Single-Image-Based Multi-Exposure Fusion.,” APSIPA Trans. Signal and Information Processing, vol.7, no.E22, December 2018.
Tatsuya CHUMAN and Hitoshi KIYA, “Security Evaluation for Block Scrambling-Based Image Encryption Including JPEG Distortion against Jigsaw Puzzle Solver Attacks,” IEICE Trans. Fundamentals, vol.E101-A, no.12, pp.2405–2408, December 2018.
Shoko IMAIZUMI and Hitoshi KIYA, “A Block-Permutation-Based Encryption Scheme with Independent Processing of RGB Components,” IEICE Trans. Inf. & Sys., vol.E101-D, no.12, pp.3150–3157, December 2018.
Sayaka MINEWAKI, Taichi YOSHIDA, Yoshinori TAKEI, Masahiro IWAHASHI, and Hitoshi KIYA, “Noise Bias Compensation for Tone Mapped Noisy Image Using Prior Knowledge,” APSIPA Trans. Signal and Information Processing, vol.8, no.E3, January 2019.
Kenta IIDA and Hitoshi KIYA, “Robust Image Identification with DC Coefficients for Double-compressed JPEG Images,” IEICE Trans. Inf. & Sys., vol.E102-D, no.1, pp.2–10, January 2019.
Tatsuya CHUMAN, Kenta IIDA, Warit SIRICHOTEDUMRONG, and Hitoshi KIYA, “Image Manipulation Specifications on Social Networking Services for Encryption-then-Compression Systems,” IEICE Trans. Inf. & Sys., vol.E102-D, no.1, pp.11–18, January 2019.
Warit SIRICHOTEDUMRONG and Hitoshi KIYA, “Grayscale-based Block Scrambling Image Encryption using YCbCr Color Space for Encryption-then-Compression Systems,” APSIPA Trans. Signal and Information Processing, vol.8, February 2019.
Yusuke Sugawara, Sayaka SHIOTA, and Hitoshi KIYA, “Checkerboard Artifacts Free Convolutional Neural Networks,” APSIPA Trans. Signal and Information Processing, vol.8, no.E9, February 2019.
Noriyuki MATSUNAMI, Masahiro NAGAI, and Hitoshi KIYA, “Effectiveness of Learning Support by Expert Teachers in Lessons Using a Digital Pen,” Educational technology research, vol.41, no.1, pp.25–38, February 2019.
Wannida SAE-TANG, Masaaki FUJIYOSHI, and Hitoshi KIYA, “A New Copyright- and Privacy-Protected Image Trading System Using a Novel Steganography-Based Visual Encryption Scheme,” ECTI Trans. Electrical Eng., Electronics, and Commun., vol.17, no.1, March 2019.
Tatsuya CHUMAN, Warit SIRICHOTEDUMRONG, and Hitoshi KIYA, “Encryption-then-Compression Systems using Grayscale-based Image Encryption for JPEG Images,” IEEE Trans. on Information Forensics and Security, vol.14, no.6, pp.1515–1525, 2019.
Yuma KINOSHITA, Taichi YOSHIDA, Sayaka SHIOTA, and Hitoshi KIYA, “Multi-Exposure Image Fusion Based on Exposure Compensation,” Proc. IEEE International Conference on Acoustics, Speech and Signal Processing, pp.1388–1392, Calgary, Alberta, Canada, 19th April, 2018.
CHIENCHENG CHIEN, Yuma KINOSHITA, Sayaka SHIOTA, and Hitoshi KIYA, “An Image Contrast Enhancement Scheme with Noise Aware Shadow-up Function,” Proc. IEEE International Conference on Consumer Electronics - Taiwan, pp.185–186, Taichung, Taiwan, 19th May, 2018.
Osamu WATANABE, Hiroyuki KOBAYASHI, and Hitoshi KIYA, “Lossless Two-Layer Coding using Histogram Packing Technique for HDR Images,” Proc. IEEE International Symposium on Circuits and Systems, Florence, Italy, 29th May, 2018.
Kenta IIDA and Hitoshi KIYA, “Robust Image Identification for Double-Compressed JPEG Images,” Proc. International Conference on Communications, Bucharest, Romania, 14th June, 2018.
Osamu WATANABE, Hiroyuki KOBAYASHI, and Hitoshi KIYA, “Two-layer Lossless HDR Coding considering Histogram Sparseness with Backward Compatibility to JPEG,” Proc. Picture Coding Symposium, pp.11–15, San Francisco, USA, 25th June, 2018.
Shihono MOCHIZUKI, Sayaka SHIOTA, and Hitoshi KIYA, “Voice liveness detection using phoneme-based pop-noise detector for speaker verification,” Proc. The Speaker and Language Recognition Workshop Odyssey, Les Sables d’Olonne, France, 26th June, 2018.
Warit SIRICHOTEDUMRONG, Tatsuya CHUMAN, and Hitoshi KIYA, “Compression Performance of Grayscale-based Image Encryption for Encryption-then-Compression Systems,” Proc. International Technical Conference on Circuits/Systems, Computers and Communications, Bangkok, Thailand, 6th July, 2018.
Warit SIRICHOTEDUMRONG, Tatsuya CHUMAN, Shoko IMAIZUMI, and Hitoshi KIYA, “Grayscale-based Block Scrambling Image Encryption for Social Networking Services,” Proc. IEEE International Conference on Multimedia and Expo, San Diego, USA, 24th July, 2018.
Yusuke Sugawara, Sayaka SHIOTA, and Hitoshi KIYA, “Convolutional Neural Networks without Any Checkerboard Artifacts,” Proc. EURASIP European Signal Processing Conference, Rome, Italy, 3rd September, 2018.
Takayuki NAKACHI and Hitoshi KIYA, “Practical Secure OMP Computation and Its Application to Image Modeling,” Proc. International Conference on Information Hiding and Image Processing, Manchester, UK, 23rd September, 2018.
Sayaka MINEWAKI, Taichi YOSHIDA, Yoshinori TAKEI, Masahiro IWAHASHI, and Hitoshi KIYA, “Noise Bias Compensation for Tone Mapped Noisy Image Using Prior Knowledge,” Proc. International GIGAKU Conference in Nagaoka, Nagaoka, Niigata, Japan, 5th October, 2018.
Yuma KINOSHITA, Sayaka SHIOTA, and Hitoshi KIYA, “Automatic Exposure Compensation for Multi-Exposure Image Fusion,” Proc. IEEE International Conference on Image Processing, Athens, Greece, 8th October, 2018.
Yusuke Sugawara, Sayaka SHIOTA, and Hitoshi KIYA, “Super-Resolution Using Convolutional Neural Networks without Any Checkerboard Artifacts,” Proc. IEEE International Conference on Image Processing, Athens, Greece, 8th October, 2018.
Hiroyuki KOBAYASHI and Hitoshi KIYA, “Bitstream-Based JPEG Image Encryption with File-Size Preserving,” Proc. IEEE Global Conference on Consumer Electronics, pp.384–387, Nara, Japan, 9th October, 2018.
Ayumi SADA, Yuma KINOSHITA, Sayaka SHIOTA, and Hitoshi KIYA, “Histogram-Based Image Pre-processing for Machine Learning,” Proc. IEEE Global Conference on Consumer Electronics, pp.272–275, Nara, Japan, 10th October, 2018.
Warit SIRICHOTEDUMRONG, Tatsuya CHUMAN, and Hitoshi KIYA, “Grayscale-Based Image Encryption Considering Color Sub-sampling Operation for Encryption-then-Compression Systems,” Proc. IEEE Global Conference on Consumer Electronics, pp.379–383, Nara, Japan, 10th October, 2018.
Yusuke Izawa, Shoko IMAIZUMI, and Hitoshi KIYA, “A Block-Permutation-Based Image Encryption Allowing Hierarchical Decryption,” Proc. APSIPA Annual Summit and Conference, Honolulu, Hawaii, USA, 12th November, 2018.
Kenta IIDA and Hitoshi KIYA, “Robust Image Identification for Double-Compressed and Resized JPEG Images,” Proc. APSIPA Annual Summit and Conference, Honolulu, Hawaii, USA, 12th November, 2018
Yuma KINOSHITA and Hitoshi KIYA, “An Image Segmentation Method Based on Luminance Distribution and Its Application to Image Enhancement,” Proc. APSIPA Annual Summit and Conference, pp.865–870, Honolulu, Hawaii, USA, 13th November, 2018.
Chihiro GO, Yuma KINOSHITA, Sayaka SHIOTA, and Hitoshi KIYA, “Image Fusion for Single-Shot High Dynamic Range Imaging with Spatially Varying Exposures,” Proc. APSIPA Annual Summit and Conference, Honolulu, Hawaii, USA, 13th November, 2018.
Takahiro Maekawa, Ayana KAWAMURA, Yuma KINOSHITA, and Hitoshi KIYA, “Privacy-Preserving SVM Computing in the Encrypted Domain,” Proc. APSIPA Annual Summit and Conference, Honolulu, Hawaii, USA, 13th November, 2018.
Haruna MIYAMOTO, Sayaka SHIOTA, and Hitoshi KIYA, “Non-linear Harmonic Generation Based Blind Bandwidth Extension Considering Aliasing Artifacts,” Proc. APSIPA Annual Summit and Conference, Honolulu, Hawaii, USA, 15th November, 2018.
Takahiro Maekawa, Takayuki NAKACHI, Sayaka SHIOTA, and Hitoshi KIYA, “Privacy-Preserving SVM Computing by Using Random Unitary Transformation,” Proc. IEEE International Symposium on Intelligent Signal Processing and Communication Systems, Ishigaki Island, Okinawa, Japan, 28th November, 2018.
Takayuki NAKACHI, Hiroyuki ISHIHARA, and Hitoshi KIYA, “Privacy-preserving Network BMI Decoding of Covert Spatial Attention,” Proc. International Conference on Signal Processing and Communication Systems, Cairns, Queensland, Australia, 17th December, 2018.
CHIENCHENG CHIEN, Yuma KINOSHITA, Sayaka SHIOTA, and Hitoshi KIYA, “A Retinex-based Image Enhancement Scheme with Noise Aware Shadow-up Function,” Proc. International Workshop on Advanced Image Technology, Nanyang Technological University, Singapore, 8th January, 2019.
Artit VISAVAKITCHAROEN, Yuma KINOSHITA, and Hitoshi KIYA, “Pure-Color Preserving Multi-Exposure Image Fusion,” Proc. International Workshop on Advanced Image Technology, Nanyang Technological University, Singapore, 8th January, 2019.
Takayuki NAKACHI and Hitoshi KIYA, “Privacy-preserving Pattern Recognition using Secure Sparse Computation,” Proc. International Conference on Frontiers of Image Processing, Florence, Italy, 17th March, 2019.
学会等での招待講演、基調講演(国際)
基調講演、2018 International Computer symposium (ICS)
招待講演、2018 APSIPA ASC
招待講演、at the National Taiwan University of Science and Technology
招待講演、at Nanyang Technological University
招待講演、at the Hong Kong Polytechnic University
受賞・表彰等(本人)
アジア太平洋・信号情報処理学会(APSIPA)、功労表彰、次期会長 (2017-2018)
受賞・表彰等(指導学生)
河村綾菜、電子情報通信学会、SIS研究会若手研究優秀賞
木下佑磨、IEEE Signal Processing Society Japan Student Conference Paper Award
木下佑磨、IEEE Signal Processing Society Tokyo Joint Chapter Student Award
委員等(学会活動)
電子情報通信学会フェロー
電子情報通信学会”Fundamentals Review”編集顧問
電子情報通信学会マルチメディア情報ハイディング・エンリッチメン研究専門委員会委員
電子情報通信学会情報ハイディング及びその評価基準委員会顧問
電子情報通信学会教科書委員会委員
映像情報メディア学会フェロー
映像情報メディア学会メディア工学研究会顧問
IEEE(米国電気電子学会)フェロー
IEEE Transactions on Image Processing, Associate Editor
APSIPA (アジア太平洋信号情報処理学会) ライフメンバー
APSIPA 会長
APSIPA Advisory Board Member
APSIPA Transactions on Signal and Information Processing, Editorial Board Member
APSIPA Multimedia Security and Forensics Technical Committee Member
APSIPA Friend Lab Promotion Committee Chair
国際会議組織委員、Advisory Board Member (IEEE Cyberneticscom2019, ICELTICs2020, ITC-CSCC2018), General Co-Chair/Honorary Chair (IEEE ISCAS2019, IEEE VCIP2020, IEEE ISPACS2020, APSIPA ASC2019, APSIPA ASC2020, IWAIT2022), Award Chair (IEEE ISPACS2019)
国内の他機関との連携による研究活動実績
東北大学電気通信研究所共同研究員、ディジタルコンテンツの高付加価値化技術に関する研究
海外の他機関との連携による研究活動実績
Adjunct Professor, King Mongkut's University of Technology Thonburi, Thailand