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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SIS, IPSJ-AVM, ITE-3DMT [detail] | 2019-06-13 13:35 |
Nagasaki | Fukue Culture Center | Privacy Preserving Sparse Representation for Face Recognition in Edge and Cloud Networks Yitu Wang, Takayuki Nakachi (NTT)  SIS2019-4 |
The interaction between edge and cloud servers plays an important role in fulfilling the extensive computation requireme... [more] | SIS2019-4 pp.17-22 |
| IMQ, IE, MVE, CQ (Joint) [detail] |
2019-03-15 15:40 |
Kagoshima | Kagoshima University | Development and Evaluation of an MMT Module for 4k/120p Temporal-scalable Video Yasuhiro Mochida, Takayuki Nakachi, Takahiro Yamaguchi (NTT) CQ2018-117 |
[more] | CQ2018-117 pp.135-140 |
| EMM | 2019-03-14 11:30 |
Okinawa | TBD | Image Patch Modeling using Secure Computation of Sparse Dictionary Learning Takayuki Nakachi (NTT), Hitoshi Kiya (Tokyo Metro. Univ.) EMM2018-115 |
With the advent of the big data era, digital content continues to increase. Sparse coding is attracting attention as an... [more] |
EMM2018-115 pp.129-134 |
| SIS | 2019-03-06 15:10 |
Tokyo | Tokyo Univ. Science, Katsushika Campus | Secure Computation of Sparse Dictionary Learning Takayuki Nakachi, Yukihiro Bandoh (NTT), Hitoshi Kiya (Tokyo Metro. Univ.) SIS2018-43 |
With the advent of the big data era, all digital contents continue to increase. Sparse modeling is drawing attention as ... [more] | SIS2018-43 pp.35-40 |
| ITS, IE, ITE-MMS, ITE-HI, ITE-ME, ITE-AIT [detail] | 2019-02-20 14:45 |
Hokkaido | Hokkaido Univ. | Encrypted Image Classification by Using Secure OMP Computation Takayuki Nakachi (NTT), Hitoshi Kiya (Tokyo Metro. Univ.) ITS2018-84 IE2018-105 |
Currently, huge amounts of image/video are being recorded and uploaded every day by surveillance systems or SNS services... [more] | ITS2018-84 IE2018-105 pp.227-232 |
| IEE-CMN, EMM, LOIS, IE, ITE-ME [detail] | 2018-09-27 13:50 |
Oita | Beppu Int'l Convention Ctr. aka B-CON Plaza | Image Patch Modeling in Encrypted Domain using Sparse Coding Takayuki Nakachi (NTT), Hitoshi Kiya (Tokyo Metro. Univ.) LOIS2018-12 IE2018-32 EMM2018-51 |
Sparse coding represents observed signals effectively as a linear combination of a small number of bases which are chose... [more] | LOIS2018-12 IE2018-32 EMM2018-51 pp.13-18 |
| IT | 2018-09-05 10:10 |
Iwate | Seionsou | MMT AL-FEC Codes and Its Application to 60Hz/120Hz Temporal Layer Bit-stream Takayuki Nakachi, Yasuhiro Mochida, Takahiro Yamaguchi (NTT) IT2018-29 |
MPEG Media Transport (MMT) is a next generation media transport standard developed as a part of ISO/IEC 23008. MMT stan... [more] | IT2018-29 pp.13-18 |
| NC, IBISML, IPSJ-BIO, IPSJ-MPS [detail] | 2018-06-13 16:15 |
Okinawa | Okinawa Institute of Science and Technology | Decoding Covert Spatial Attention using Privacy-preserving Sparse Coding Takayuki Nakachi, Hiroyuki Ishihara (NTT), Hitoshi Kiya (Tokyo Metro. Univ.) NC2018-8 |
Brain-machine interface (BMI) has attracted much attention not only in biomedical engineering fields but also in ICT hum... [more] | NC2018-8 pp.15-20 |
| SIS, IPSJ-AVM, ITE-3DMT [detail] | 2018-06-07 10:20 |
Hokkaido | Jozankei View Hotel | Secure Computation of Sparse Coding for Privacy Protection Takayuki Nakachi (NTT), Hitoshi Kiya (Tokyo Metro. Univ.) SIS2018-2 |
Sparse coding represents observed signals effectively as a linear combination of a small number of bases which are chose... [more] | SIS2018-2 pp.7-12 |
| HCS, HIP, HI-SIGCOASTER [detail] | 2018-05-21 10:25 |
Okinawa | Okinawa Industry Support Center | Object-wise 3D Social Saliency from Multiple Egocentric Videos Hiroyuki Ishihara, Takayuki Nakachi, Masanori Ogawara, Takahiro Yamaguchi (NTT) HCS2018-2 HIP2018-2 |
(To be available after the conference date) [more] | HCS2018-2 HIP2018-2 pp.7-10 |
| SIS | 2016-06-09 13:20 |
Hokkaido | Kushiro Tourism and Convention cent. | [Tutorial Lecture]
International Media Transport Standardization MPEG-H MMT
-- Overview and Its Applications to Broadband and Broadcast Services -- Takayuki Nakachi (NTT) SIS2016-4 |
MPEG Media Transport (MMT) is a next generation media transport standard developed as a part of ISO/IEC 23008. It becam... [more] | SIS2016-4 pp.17-22 |
| SIS | 2015-06-09 11:10 |
Nagasaki | Arkas SASEBO | A design method of irregular flat XOR codes reducing repair bandwidth in distributed storage systems Yui Yoshida, Yoshihide Tonomura, Takayuki Nakachi, Daisuke Shirai, Tatsuya Fujii (NTT) SIS2015-12 |
To ensure the reliability of distributed storage systems, multi-disk fault tolerant erasure codes have been studied. A f... [more] | SIS2015-12 pp.63-68 |
| SIS | 2015-06-09 11:30 |
Nagasaki | Arkas SASEBO | Layered Lossless Video Coding based on Distributed Source Coding Theorem Takayuki Nakachi, Tatsuya Fujii (NTT) SIS2015-13 |
The distributed source coding (DSC) theorem concerns encoding of correlated information sources, without letting the sou... [more] | SIS2015-13 pp.69-74 |
| SIS | 2014-12-19 14:50 |
Kyoto | Kyoto Research Park (Kyoto City) | A Study on Networked Multi-Channel Acoustic Echo Canceller Atsushi Okada, Takayuki Nakachi, Satoru Emura, Tatsuya Fujii (NTT) SIS2014-90 |
Multi-channel echo canceller is one of important ultra-realistic communication technologies to realize Network Supported... [more] | SIS2014-90 pp.131-136 |
| SIS, IPSJ-AVM | 2014-09-11 15:10 |
Yamagata | SHONAI INDUSTRIAL PROMOTION CENTER | A Distributed Storage System using Movable and Deployable Resource Units Takayuki Nakachi, Atsushi Okada, Tatsuya Fujii (NTT) SIS2014-58 |
In the “great east Japan earthquake” of March 11th, 2011, a lot of information and communications technology (ICT) resou... [more] | SIS2014-58 pp.51-56 |
| CQ, MoNA, IPSJ-DPS, IPSJ-CN, IPSJ-EIP (Joint) [detail] |
2013-09-12 08:55 |
Ishikawa | Kanazawa Institute of Technology | Effects of Transmission Delay in a Remote Collaboration Environment Miki Kitabata, Yasuhiro Mochida, Takayuki Nakachi, Tatsuya Fujii (NTT) CQ2013-29 |
An experiment to measure how transmission delay affect shared PC display in a remote collaboration environment was condu... [more] | CQ2013-29 pp.5-10 |
| CS | 2013-07-04 09:50 |
Okinawa | Fukugogata-Kokyo-Shisetsu (Yonaguni Island) | A Study on Using MPEG Media Transport for Network Supported Collaborative Work Takayuki Nakachi, Yoshihide Tonomura, Tatsuya Fujii (NTT) CS2013-10 |
NTT network innovation laboratories have developed 4K quality video coding/transmission technologies and these applicati... [more] | CS2013-10 pp.15-20 |
| SIS | 2013-06-13 10:30 |
Kagoshima | Houzan Hall (Kagoshima) | A Disaster Resilient Transmission System for Layered Storage Data Takayuki Nakachi, Sunyong Kim, Tatsuya Fujii (NTT) SIS2013-1 |
In the “great east Japan earthquake” of March 11th, 2011, a lot of information and communications technology (ICT) resou... [more] | SIS2013-1 pp.1-6 |
| IT, ISEC, WBS | 2013-03-08 13:40 |
Osaka | Kwansei Gakuin Univ., Osaka-Umeda Campus | [Invited Talk]
Distributed Source Coding and its Application to Media Processing Takayuki Nakachi (NTT) IT2012-100 ISEC2012-118 WBS2012-86 |
Distributed Source Coding (DSC) concerns encoding of correlated information sources, without letting the sources communi... [more] | IT2012-100 ISEC2012-118 WBS2012-86 pp.241-246 |
| ISEC, LOIS | 2012-11-21 15:05 |
Shizuoka | Shizuoka City Industry-University Exchange Center | Secure multiplication algorithm based on secret sharing Ryota Nakada, Takayuki Nakachi (NTT) ISEC2012-59 LOIS2012-34 |
In this paper, we propose secure multiplication algorithm based on the secret sharing scheme. Secret sharing scheme can... [more] |
ISEC2012-59 LOIS2012-34 pp.15-20 |
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