Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
HCGSYMPO (2nd) |
2023-12-11 - 2023-12-13 |
Fukuoka |
Asia pacific Import Mart (Kitakyushu) (Primary: On-site, Secondary: Online) |
Evaluation of a system for reframing shortcomings to improve self-esteem. Miwako Kitamura (Graduate School, Okayama Prefecture Univ.), Manato Ueda, Rika Shibata, Yutaka Ishii, Tomio Watanabe (Okayama Prefecture Univ.) |
In this report, we present the results of an evaluation of a system that encourages users by reframing their shortcoming... [more] |
|
ICM, NS, CQ, NV (Joint) |
2023-11-22 14:10 |
Ehime |
Ehime Prefecture Gender Equality Center (Primary: On-site, Secondary: Online) |
Probabilistic Block Transfer Method Considering Propagation Delay Between Regions in Blockchain Networks Shintarou Ohtsuka, Yuki Ishida, Masaki Hanada, Fumikazu Iseki (Tokyo Univ. of information Sciences) NS2023-121 |
Blockchain is a secure distributed ledger system, which is based on peer-to-peer networks. Cryptocurrencies, such as Bi... [more] |
NS2023-121 pp.62-67 |
IN, NS (Joint) |
2023-03-03 11:20 |
Okinawa |
Okinawa Convention Centre + Online (Primary: On-site, Secondary: Online) |
Implementing Factcheck Registry using Bitcoin Masaki Sakurai, Akihiro Fujihara (CIT) IN2022-108 |
In recent years, the spread of false information and misinformation through SNS and information media has become a probl... [more] |
IN2022-108 pp.253-258 |
SAT, RCS (Joint) |
2022-08-25 11:40 |
Hokkaido |
(Primary: On-site, Secondary: Online) |
A Study on Computational Complexity Reduction of Pre/Postcoding in User-Cluster-Centric CF-mMIMO Ryo Takahashi, Hidenori Matsuo, Sijie Xia, Qiang Chen, Fumiyuki Adachi (Tohoku Univ.) RCS2022-101 |
Cell-Free massive MIMO (CF-mMIMO), which cooperatively utilizes a large number of antennas deployed over a wide communic... [more] |
RCS2022-101 pp.24-29 |
NS, SR, RCS, SeMI, RCC (Joint) |
2022-07-14 14:25 |
Ishikawa |
The Kanazawa Theatre + Online (Primary: On-site, Secondary: Online) |
Development and Evaluation of Blockchain-based Work Execution Status Management and Verification System Rui Tanaka (Ritsumeikan Univ.), Hiroshi Yamamoto (Ritsumeikan University) NS2022-48 |
In Japan, due to the revision of the model employment regulations, the companies that allows side jobs are increasing. H... [more] |
NS2022-48 pp.112-117 |
IA |
2022-01-28 14:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
LiON: A L3 Protocol Agnostic Experimental Network Construction Tool Considering Disaggregation of Network/Device Configurations Yuki Nagai, Hiroki Watanabe, Takao Kondo, Fumio Teraoka (Keio Univ.) IA2021-54 |
An experimental network environment is required to examin new network systems. This paper proposes an exper-
imental ne... [more] |
IA2021-54 pp.5-12 |
CQ, ICM, NS, NV (Joint) |
2021-11-26 14:50 |
Fukuoka |
JR Hakata Stn. Hakata EkiHigashi Rental Room (Primary: On-site, Secondary: Online) |
Optimal Neighbor Selection Proposal in Blochchain Networks with Multiple Regions Hiroshi Matsuura, Yoshinori Goto, Hidehiro Sao (NTT) NS2021-92 |
Blockchain is widely used for the platform of crypto-currencies represented by Bitcoin. In a Blockchain network (NW), sh... [more] |
NS2021-92 pp.38-43 |
IN, NS (Joint) |
2021-03-04 11:40 |
Online |
Online |
Bitcoin Scaling Test Network Performance Evaluation Experiment Akihiro Fujihara (CIT) IN2020-69 |
Bitcoin Scaling Test Network (STN) is an experimental network to solve the
scalability problem of Bitcoin by using on-... [more] |
IN2020-69 pp.91-96 |
ICSS, IPSJ-SPT |
2021-03-02 10:25 |
Online |
Online |
Consideration on the mechanism of identifying and tracking Bitcoin users Toshiaki Saisho (Advanced IT Corp.), Shigeo Tsujii (Chuo Univ.), Kouichi Sakurai (Kyushu Univ./ATR) ICSS2020-44 |
The use of CryptoAssets for money laundering and settlement of fraudulent and illegal transactions due to strong anonymi... [more] |
ICSS2020-44 pp.108-113 |
SITE, ISEC, HWS, EMM, BioX, IPSJ-CSEC, IPSJ-SPT, ICSS [detail] |
2020-07-20 13:25 |
Online |
Online |
Risk analysis of zero downtime mechanism by dispersibility in blockchain technology (2) Wataru Taguchi (Tsukuba Univ.), Kazumasa Omote (Tsukuba Univ./NICT) ISEC2020-19 SITE2020-16 BioX2020-22 HWS2020-12 ICSS2020-6 EMM2020-16 |
Blockchain technology has been used as the basis of crypto assets since the advent of Bitcoin, and new operation methods... [more] |
ISEC2020-19 SITE2020-16 BioX2020-22 HWS2020-12 ICSS2020-6 EMM2020-16 pp.33-38 |
ISEC |
2020-05-20 14:40 |
Online |
Online |
Making Variance of Mining Time Smaller for Computational Problems Based on Hash Functions
-- Serial Concatenation and Parallel Concatenation -- Hiroaki Anada (Univ. Nagasaki), Kouichi Sakurai (Kyushu Univ.) ISEC2020-9 |
In Bitcoin, the computational problem which miners should solve is
an equation described in the term of a hash functio... [more] |
ISEC2020-9 pp.33-40 |
NS, IN (Joint) |
2020-03-05 10:10 |
Okinawa |
Royal Hotel Okinawa Zanpa-Misaki (Cancelled but technical report was issued) |
Effects of Relay Networks in Bitcoin Kai Otsuki, Kazuyuki Shudo, Ryohei Banno (TIT) NS2019-192 |
Bitcoin's throughput falls greatly behind that of centralized systems such as Visa and PayPal.
Its throughput must be ... [more] |
NS2019-192 pp.89-94 |
NS, IN (Joint) |
2020-03-05 11:00 |
Okinawa |
Royal Hotel Okinawa Zanpa-Misaki (Cancelled but technical report was issued) |
Block Interval Adjustment Toward Fair Proof-of-Work Blockchains Reiki Kanda, Kazuyuki Shudo (Tokyo Tech) NS2019-206 |
We propose a finer measure of fairness than existing one.
Next, we propose a method of adjusting the block interval tha... [more] |
NS2019-206 pp.169-174 |
NS, IN (Joint) |
2020-03-05 11:40 |
Okinawa |
Royal Hotel Okinawa Zanpa-Misaki (Cancelled but technical report was issued) |
Simulation of the Bitcoin Network Considering Compact Block Relay and Internet Improvements Ryunosuke Nagayama, Kazuyuki Shudo, Ryohei Banno (Tokyo Tech) NS2019-208 |
Improving transaction throughput is an important challenge for Bitcoin. However, shortening the block generation interva... [more] |
NS2019-208 pp.179-183 |
RISING (2nd) |
2019-11-26 14:10 |
Tokyo |
Fukutake Learning Theater, Hongo Campus, Univ. Tokyo |
[Poster Presentation]
* Masahiro Sasabe (NAIST) |
(To be available after the conference date) [more] |
|
NS, ICM, CQ, NV (Joint) |
2019-11-21 09:30 |
Hyogo |
Rokkodai 2nd Campus, Kobe Univ. |
Risk Evaluation of Block Diffusion Delaying Attacks in a Bitcoin Network Masanari Yamamoto, Masahiro Sasabe, Shoji Kasahara (NAIST) CQ2019-88 |
In the Bitcoin system,transactions and their collections, i.e., blocks, are distributed over a Peer-to-Peer (P2P) networ... [more] |
CQ2019-88 pp.1-6 |
IA |
2019-11-14 14:35 |
Tokyo |
Kwansei Gakuin University, Tokyo Marunouchi Campus (Sapia Tower) |
[Invited Talk]
Interruption Risk of Competitive Block Diffusion in a Bitcoin Network Masahiro Sasabe (NAIST) IA2019-27 |
Bitcoin is one of the cryptcurrency systems, which enables anonymous users to reach a global consensus on their distribu... [more] |
IA2019-27 pp.21-26 |
VLD, DC, CPSY, RECONF, ICD, IE, IPSJ-SLDM, IPSJ-EMB, IPSJ-ARC (Joint) [detail] |
2019-11-14 15:05 |
Ehime |
Ehime Prefecture Gender Equality Center |
Design of an MTJ-Based Multiply-Accumulate Operation Circuit for an Energy-Efficient Binarized Neural Networks Tomoki Chiba, Masanori Natsui, Takahiro Hanyu (Tohoku Univ.) ICD2019-32 IE2019-38 |
In this paper, we propose a design of a computational unit for multiply-accumulate (MAC) operations and activation funct... [more] |
ICD2019-32 IE2019-38 pp.19-24 |
NS |
2019-10-11 10:10 |
Aichi |
Nagoya Institute of Technology |
[Invited Lecture]
Mathematical Modeling of Block Distribution Interruption in a Bitcoin Network Masahiro Sasabe (NAIST) NS2019-116 |
(To be available after the conference date) [more] |
NS2019-116 p.75 |
ISEC, SITE, ICSS, EMM, HWS, BioX, IPSJ-CSEC, IPSJ-SPT [detail] |
2019-07-23 11:35 |
Kochi |
Kochi University of Technology |
A method of giving trust to users in Bitcoin Asuka Suzuki, Teppei Sato (Tsukuba Univ.), Omote Kazumasa (Tsukuba Univ./NICT) ISEC2019-16 SITE2019-10 BioX2019-8 HWS2019-11 ICSS2019-14 EMM2019-19 |
In the Bitcoin network, there is no construction to give trust to the participating nodes. On the other hand, there is P... [more] |
ISEC2019-16 SITE2019-10 BioX2019-8 HWS2019-11 ICSS2019-14 EMM2019-19 pp.29-34 |