Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
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 |
NS |
2012-10-11 10:35 |
Kyoto |
Kyoto Univ. |
A Study on a Hierarchical P2P Network Topology Robust to Attack and Node departure Katsuya Suto, Hiroki Nishiyama, Nei Kato (Tohoku Univ.), Takayuki Nakachi, Tatsuya Fujii, Atsushi Takahara (NTT) NS2012-83 |
In P2P (peer-to-peer) networks, where nodes can freely participate in the network and depart from the network, it is nec... [more] |
NS2012-83 pp.19-24 |
CS, CQ (Joint) |
2012-04-20 11:40 |
Okinawa |
Ishigakijima |
Highly Realistic Collaboration System by using 4K Multi JPEG2000 Codecs and 6-Channel Acoustic Echo Canceller Sunyong Kim, Takayuki Nakachi, Satoru Emura, Tatsuya Fujii, Yoichi Haneda (NTT) CQ2012-16 |
We developed a novel tele-collaboration system with low latency and high reliability by using three 4K 60p JPEG2000 vide... [more] |
CQ2012-16 pp.87-92 |
CAS, CS, SIP |
2012-03-08 12:20 |
Niigata |
The University of Niigata |
Distributed Video Coding by applying Super Resolution with Learning-Based Kernel Regression Ryotaro Nakamura, Shinobu Kudo (Keio Univ.), Takayuki Nakachi (NTT), Nozomu Hamada (Keio Univ.) CAS2011-111 SIP2011-131 CS2011-103 |
Distributed video coding (DVC) is a novel and interesting video coding scheme which utilizes inter-frame prediction at d... [more] |
CAS2011-111 SIP2011-131 CS2011-103 pp.25-30 |
SIS |
2011-06-09 15:50 |
Okinawa |
Ishigaki Health & Wellness Center |
[Invited Talk]
Distributed Source Coding : Theorem and Its Applications Takayuki Nakachi (NTT) SIS2011-13 |
Distributed Source Coding (DSC) concerns encoding of correlated information sources, without letting the sources communi... [more] |
SIS2011-13 pp.63-68 |
CS, SIP, CAS |
2011-03-04 10:10 |
Okinawa |
Ohhamanobumoto memorial hall (Ishigaki)( |
Coding Efficiency Improvements on Distributed Video Coding Utilizing Super Resolution Approach Ryo Miyazawa (Keio Univ.), Takayuki Nakachi (NTT), Nozomu Hamada (Keio Univ.) CAS2010-158 SIP2010-174 CS2010-128 |
Distributed Video Coding (DVC) has recently been attracting attention because it encodes frames independently without ta... [more] |
CAS2010-158 SIP2010-174 CS2010-128 pp.329-334 |
CS, SIP, CAS |
2011-03-04 10:30 |
Okinawa |
Ohhamanobumoto memorial hall (Ishigaki)( |
Region-based Super Resolution Method for Distributed Video Coding Kazumasa Ohgushi (Keio Univ.), Takayuki Nakachi (NTT Corp.), Nozomu Hamada (Keio Univ.) CAS2010-159 SIP2010-175 CS2010-129 |
Distributed Video Coding (DVC) has been attracting attention as a method of realizing lightweight video encoder.
But it... [more] |
CAS2010-159 SIP2010-175 CS2010-129 pp.335-340 |
SIP, RCS |
2009-01-23 14:35 |
Kumamoto |
Kumamoto University |
Layered Multicast Encryption of Motion JPEG2000 Codestreames for Layered Multicast Transmission Takayuki Nakachi, Kan Toyoshima, Yoshihide Tonomura, Tatsuya Fujii (NTT) SIP2008-163 RCS2008-211 |
[more] |
SIP2008-163 RCS2008-211 pp.231-236 |
IT |
2008-09-12 09:30 |
Okinawa |
Culture Resort Festone (Okinawa) |
Improving Rate-Adaptive LDPC Coding Performance Based on Syndrome Rate Estimation for Distributed Video Coding Yoshihide Tonomura, Takayuki Nakachi, Tatsuya Fujii (NTT), Hitoshi Kiya (Tokyo Metropolitan Univ.) IT2008-31 |
Distributed Video Coding (DVC), based on the multiuser information theorems proposed by Slepian-Wolf and Wyner-Ziv, is a... [more] |
IT2008-31 pp.67-72 |
SIS |
2008-06-13 13:40 |
Hokkaido |
|
A Study on Intra/Inter Frame Mode Decision Scheme in Wavelet Domain Distributed Video Coding Takayuki Nakachi, Yoshihide Tonomura, Tatsuya Fujii (NTT) SIS2008-22 |
Distributed video coding (DVC) is a new video coding paradigm based on
the Slepian-Wolf and Wyner-Ziv theorems. It enc... [more] |
SIS2008-22 pp.45-50 |