Takayuki Nakachi

Publication Activity (10 Years)

Years Active: 1995-2024
Publications (10 Years): 40

Top Topics

Gaussian Process

Face Recognition

Sparse Representation

Top Venues

IEICE Trans. Fundam. Electron. Commun. Comput. Sci.

Publications

Takayuki Nakachi, Hiroyuki Kimiyama, Mitsuru Maruyama
A Lightweight Spatio-Color Scrambled EtC System for JPEG XS Standard. ICICT (2024)
Yitu Wang, Takayuki Nakachi
Network Traffic Anomaly Detection: A Revisiting to Gaussian Process and Sparse Representation. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 107 (1) (2024)
Yitu Wang, Wei Wang, Vincent K. N. Lau, Takayuki Nakachi, Zhaoyang Zhang
Stochastic Resource Allocation and Delay Analysis for Mobile Edge Computing Systems. IEEE Trans. Commun. 71 (7) (2023)
Takayuki Nakachi, Yitu Wang
Privacy-preserving Gaussian Process Latent Variable Model for Dimensional Reduction. ISCIT (2023)
Yitu Wang, Takayuki Nakachi, Wei Wang
Pattern Discovery and Multi-Slot-Ahead Forecast of Network Traffic: A Revisiting to Gaussian Process. IEEE Trans. Netw. Serv. Manag. 20 (2) (2023)
Yitu Wang, Runqi Dong, Takayuki Nakachi, Wei Wang
A Light-weight Online Learning Framework for Network Traffic Abnormality Detection. WCNC (2023)
Hiroyuki Kimiyama, Takayuki Nakachi, Kouta Aoki, Yasuhisa Kato, Hajime Iwata, Katsuhiro Sebayashi, Mitsuru Maruyama
Proposal of ultra-high-resolution video delivery system in edge-cloud environment. ICCE-TW (2022)
Takayuki Nakachi, Hiroyuki Kimiyama, Mitsuru Maruyama
Lightweight Scrambled JPEG XS Coding for Privacy Protection. ISPACS (2022)
Takayuki Nakachi, Yitu Wang
Access Control for Privacy-Preserving Gaussian Process Regression. ICASSP (2022)
Takayuki Nakachi, Yukihiro Bandoh
Designing Secure Sparse Coding via Multiple Random Unitary Transforms. ISPACS (2021)
Yitu Wang, Takayuki Nakachi, Takeru Inoue, Toru Mano
Adaptive Multi-slot-ahead Prediction of Network Traffic with Gaussian Process. GLOBECOM (2021)
Yitu Wang, Takayuki Nakachi, Takeru Inoue, Toru Mano, Riichi Kudo
Correlation Discovery and Channel Prediction in Mobile Networks: A Revisiting to Gaussian Process. GLOBECOM (2021)
Takayuki Nakachi, Yitu Wang
Secure Computation of Gaussian Process Regression for Data Analysis. EUSIPCO (2021)
Takayuki Nakachi, Yitu Wang, Hitoshi Kiya
Privacy-Preserving Pattern Recognition Using Encrypted Sparse Representations in L0 Norm Minimization. ICASSP (2020)
Yitu Wang, Takayuki Nakachi
A Privacy-Preserving Learning Framework for Face Recognition in Edge and Cloud Networks. IEEE Access 8 (2020)
Takayuki Nakachi, Yukihiro Bandoh, Hitoshi Kiya
Secure Overcomplete Dictionary Learning for Sparse Representation. IEICE Trans. Inf. Syst. (1) (2020)
Yitu Wang, Takayuki Nakachi
Secure Face Recognition in Edge and Cloud Networks: From the Ensemble Learning Perspective. ICASSP (2020)
Yasuhiro Mochida, Takayuki Nakachi, Takahiro Yamaguchi
An MMT-Based Hierarchical Transmission Module for 4K/120fps Temporally Scalable Video. IEICE Trans. Inf. Syst. (10) (2020)
Takayuki Nakachi, Hitoshi Kiya
L0 Norm Optimization in Scrambled Sparse Representation Domain and Its Application to EtC System. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (12) (2020)
Yukihiro Bandoh, Takayuki Nakachi, Hitoshi Kiya
Distributed Secure Sparse Modeling Based on Random Unitary Transform. IEEE Access 8 (2020)
Yitu Wang, Takayuki Nakachi
Light-weight Machine Learning for mmWave Vehicular Communications. VTC Fall (2020)
Yitu Wang, Takayuki Nakachi
Prediction of Network Traffic Through Light-Weight Machine Learning. IEEE Open J. Commun. Soc. 1 (2020)
Ayana Kawamura, Yuma Kinoshita, Takayuki Nakachi, Sayaka Shiota, Hitoshi Kiya
A Privacy-Preserving Machine Learning Scheme Using EtC Images. CoRR (2020)
Ayana Kawamura, Yuma Kinoshita, Takayuki Nakachi, Sayaka Shiota, Hitoshi Kiya
A Privacy-Preserving Machine Learning Scheme Using EtC Images. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (12) (2020)
Takayuki Nakachi, Hitoshi Kiya
Secure OMP Computation Maintaining Sparse Representations and Its Application to EtC Systems. IEICE Trans. Inf. Syst. (9) (2020)
Yitu Wang, Takayuki Nakachi
The Learning and Prediction of Network Traffic: A Revisiting to Sparse Representation. ICC (2020)
Yukihiro Bandoh, Takayuki Nakachi, Hitoshi Kiya
Sparse Modeling on Distributed Encryption Data. ICASSP (2020)
Takahiro Maekawa, Ayana Kawamura, Takayuki Nakachi, Hitoshi Kiya
Privacy-Preserving Support Vector Machine Computing Using Random Unitary Transformation. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (12) (2019)
Takayuki Nakachi, Yukihiro Bandoh, Hitoshi Kiya
Secure Dictionary Learning for Sparse Representation. EUSIPCO (2019)
Takayuki Nakachi, Hitoshi Kiya
Secure Sparse Representations in L0 Norm Minimization and Its Application to EtC Systems. ICSPCS (2019)
Yasuhiro Mochida, Takayuki Nakachi, Takahiro Yamaguchi, Takayuki Onishi, Ken Nakamura
An MMT Module for 4K/120fps Temporally Scalable Video. ISCAS (2019)
Takahiro Maekawa, Ayana Kawamura, Takayuki Nakachi, Hitoshi Kiya
Privacy-Preserving Support Vector Machine Computing Using Random Unitary Transformation. CoRR (2019)
Yitu Wang, Takayuki Nakachi, Hiroyuki Ishihara
Edge and Cloud-aided Secure Sparse Representation for Face Recognition. EUSIPCO (2019)
Takayuki Nakachi, Hiroyuki Ishihara, Hitoshi Kiya
Privacy-Preserving Network BMI Decoding of Covert Spatial Attention. ICSPCS (2018)
Takahiro Maekawa, Takayuki Nakachi, Sayaka Shiota, Hitoshi Kiya
Privacy-Preserving SVM Computing by Using Random Unitary Transformation. CoRR (2018)
Takahiro Maekawa, Takayuki Nakachi, Sayaka Shiota, Hitoshi Kiya
Privacy-Preserving SVM Computing by Using Random Unitary Transformation. ISPACS (2018)
Takayuki Nakachi, Shinya Ishihara
Slepian-Wolf video coding with resolution-progressive transmission. ISPACS (2017)
Takayuki Nakachi, Makoto Nakashizuka
Foreword. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (11) (2016)
Yui Yoshida, Takayuki Nakachi, Daisuke Shirai, Tatsuya Fujii
Irregular flat XOR codes for reducing repair bandwidth of multi-point distributed storage systems. ICC (2016)
Takayuki Nakachi, Tatsuya Fujii
Rate-adaptive FF-LDGM code with selective inter-leaving scheme. ISPACS (2016)
Takayuki Nakachi, Yoshihide Tonomura, Daisuke Shirai, Takahiro Yamaguchi, Tatsuya Fujii
Robust UHD video transmission using MMT FireFort-LDGM code. ICME Workshops (2015)
Katsuya Suto, Hiroki Nishiyama, Nei Kato, Takayuki Nakachi, Toshikazu Sakano, Atsushi Takahara
A Failure-Tolerant and Spectrum-Efficient Wireless Data Center Network Design for Improving Performance of Big Data Mining. VTC Spring (2015)
Takayuki Nakachi, Tatsuya Fujii
Layered lossless video coding based on Slepian-Wolf theorem. ISPACS (2015)
Takayuki Nakachi, Atsushi Okada, Tatsuya Fujii
MMT AL-FEC codes for networked distributed storage. ISPACS (2014)
Katsuya Suto, Hiroki Nishiyama, Nei Kato, Takayuki Nakachi, Tatsuya Fujii, Atsushi Takahara
An overlay network construction technique for minimizing the impact of physical network disruption in cloud storage systems. ICNC (2014)
Katsuya Suto, Hiroki Nishiyama, Nei Kato, Takayuki Nakachi, Tatsuya Fujii, Atsushi Takahara
Toward integrating overlay and physical networks for robust parallel processing architecture. IEEE Netw. 28 (4) (2014)
Katsuya Suto, Hiroki Nishiyama, Nei Kato, Takayuki Nakachi, Tatsuya Fujii, Atsushi Takahara
THUP: A P2P Network Robust to Churn and DoS Attack Based on Bimodal Degree Distribution. IEEE J. Sel. Areas Commun. 31 (9-Supplement) (2013)
Tatsuya Fujii, Daisuke Shirai, Yoshihide Tonomura, Masahiko Kitamura, Takayuki Nakachi, Tomoko Sawabe, Masanori Ogawara, Takahiro Yamaguchi, Mitsuru Nomura, Kazuhiro Shirakawa
Digital Cinema and Super-High-Definition Content Distribution on Optical High-Speed Networks. Proc. IEEE 101 (1) (2013)
Takayuki Nakachi, Yoshihide Tonomura, Tatsuya Fujii
A conceptual foundation of NSCW transport design using an MMT standard. ICSPCS (2013)
SunYong Kim, Takayuki Nakachi, Tatsuya Fujii, Satoru Emura, Yoichi Haneda
Highly realistic collaboration system by using 4K multi JPEG2000 codecs and 6-channel acoustic echo canceller. ISPACS (2012)
Takayuki Nakachi, Kan Toyoshima, Yoshihide Tonomura, Tatsuya Fujii
Layered Multicast Encryption of Motion JPEG2000 Code Streams for Flexible Access Control. IEICE Trans. Inf. Syst. (5) (2012)
Ryotaro Nakamura, Takayuki Nakachi, Nozomu Hamada
Efficient image interpolation by associating 2nd order local structure and data-adaptive kernel regression. ISPACS (2012)
Yoshihide Tonomura, Daisuke Shirai, Masahiko Kitamura, Takayuki Nakachi, Tatsuya Fujii, Hitoshi Kiya
Low-Density Generator Matrix Codes for IP Packet Video Streaming with Backward Compatibility. ICC (2011)
Ryo Miyazawa, Shinobu Kudoh, Takayuki Nakachi, Nozomu Hamada
Coding efficiency improvement on distributed video coding utilizing super resolution approach. ISPACS (2011)
Takayuki Nakachi
Distributed source coding: Theorem and its application to video coding. ISPACS (2011)
Yoshihide Tonomura, Takayuki Nakachi, Daisuke Shirai, Tatsuya Fujii, Hitoshi Kiya
Color-component bit allocation scheme for JPEG 2000 parallel codec. ICIP (2010)
Yoshihide Tonomura, Daisuke Shirai, Takayuki Nakachi, Tatsuya Fujii, Hitoshi Kiya
Layered Low-Density Generator Matrix Codes for Super High Definition Scalable Video Coding System. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (3) (2009)
Yoshihide Tonomura, Takayuki Nakachi, Tatsuya Fujii, Hitoshi Kiya
Parallel Processing of Distributed Video Coding to Reduce Decoding Time. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (10) (2009)
Yoshihide Tonomura, Takayuki Nakachi, Tatsuya Fujii
Efficient index assignment by improved bit probability estimation for parallel processing of distributed video coding. ICASSP (2008)
Athanasios Leontaris, Yoshihide Tonomura, Takayuki Nakachi, Pamela C. Cosman
Flicker Suppression in JPEG2000 using Segmentation-Based Adjustment of Block Truncation Lengths. ICASSP (1) (2007)
Yoshihide Tonomura, Takayuki Nakachi, Tetsuro Fujii
Distributed Video Coding Using JPEG 2000 Coding Scheme. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (3) (2007)
Yoshihide Tonomura, Takayuki Nakachi
A New Framework for Distributed Video Coding Based on JPEG 2000. ICASSP (3) (2006)
Yoshihide Tonomura, Daisuke Shirai, Takayuki Nakachi, Tetsuro Fujii
Optimal Bit Allocation for Wavelet-Based Distributed Video Coding. ISM (2006)
Takayuki Nakachi, Tomoko Sawabe, Junji Suzuki, Tetsuro Fujii
A Study on Non-octave Scalable Image Coding and Its Performance Evaluation Using Digital Cinema Test Material. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (9) (2006)
Athanasios Leontaris, Yoshihide Tonomura, Takayuki Nakachi
Rate Control for Flicker Artifact Suppression in Motion JPEG2000. ICASSP (2) (2006)
Takayuki Nakachi, Tomoko Sawabe, Tetsuro Fujii
Extended Multiresolution Lossless Video Coding Using In-Band Spatio-Temporal Prediction. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (3) (2006)
Takayuki Nakachi, Tetsuro Fujii
A Study on Non-octave Scalable Coding using Motion Compensated Inter-frame Wavelet Transform. ICASSP (2) (2005)
Takayuki Nakachi, Tomoko Sawabe, Junji Suzuki, Tetsuro Fujii
A study on non-octave resolution conversion based on JPEG2000 extensions. ICASSP (3) (2004)
Takayuki Nakachi, Tomoko Sawabe, Tetsuro Fujii
A study on multiresolution lossless video coding using inter/intra frame adaptive prediction. VCIP (2003)
Takayuki Nakachi, Tomoko Sawabe, Tatsuya Fujii, Tetsurou Fujii
Multiresolution Lossless Video Coding Using Inter/Intra Frame Adaptive Prediction. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (8) (2002)
Takayuki Nakachi, Tatsuya Fujii
Unified lossless and near-lossless color image coding based on adaptive quantization. ISCAS (2000)
Takayuki Nakachi, Tatsuya Fujii, Junji Suzuki
Lossless and Near-Lossless Compressions of Still Color Images. ICIP (1) (1999)
Takayuki Nakachi, Katsumi Yamashita, Nozomu Hamada
Convergence behavior of two-dimensional least-squares lattice algorithm. EUSIPCO (1996)
Takayuki Nakachi, Nozomu Hamada, Katsumi Yamashita
The AR Modeling of Two-Dimensional Fields by Extended Lattice Filter. ISCAS (1995)