Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
DE, IPSJ-DBS |
2019-12-24 13:40 |
Tokyo |
National Institute of Informatics |
A Study on Performance Model of an Analytical Parallel Database System with Dynamic Fault Tolerance Yutaro Bessho, Yuto Hayamizu, Kazuo Goda, Masaru Kitsuregawa (Univ. of Tokyo) DE2019-28 |
Driven by the ever-increasing demand of decision-making applications, database volume continues to grow, leading to prol... [more] |
DE2019-28 pp.43-48 |
DE |
2016-09-13 14:20 |
Kanagawa |
Keio Univ. (Hiyoshi Campus) |
An Experimental Study on Evaluating Query Optimizers in Database Systems Ryoji Kawamichi, Yuto Hayamizu, Kazuo Goda (UTokyo), Masaru Kitsuregawa (UTokyo/NII) DE2016-12 |
While the optimality of a query optimizer has a significant impact on performance of a database system, a systematic eva... [more] |
DE2016-12 pp.1-6 |
IN, NV (Joint) |
2016-07-15 13:30 |
Hokkaido |
Matsumaecho Sougo Center |
[Invited Talk]
Data Virtualization for Data Source Integration Kazuhiro Satio, Nobuyuki Maita, Yasuhyuki Watanabe, Arei Kobayashi (KDDI R&D Labs.) IN2016-29 |
Data has become large and diversified by the drastic growth of the information technology, and is stored in a various da... [more] |
IN2016-29 pp.37-41 |
DE, IPSJ-DBS, IPSJ-IFAT |
2013-07-23 11:10 |
Hokkaido |
Hokkaido University |
Performance Characteristics of Large Analytical Query Processing on Relational Database with SSDs Keisuke Suzuki, Yuto Hayamizu, Daisaku Yokoyama, Miyuki Nakano, Masaru Kitsuregawa (Univ. of Tokyo) DE2013-24 |
The SSDs are expected new storage devices whose transfer rate are thousands faster than that of HDDs.
By employing SSDs... [more] |
DE2013-24 pp.117-122 |
IA |
2013-02-15 13:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
The Quantum Mechanics of Logic (Digital Linguistics Part-4)
-- Human Consciousness is Immune Networks of Experience/Learning Memories and the Results of their Logical Query Operations (A Hypothesis) -- Kimiaki Tokumaru (System Engineer) IA2012-81 |
Logical thinking sometimes reminds us of dubious syllogism. However, logic circuits in Computer CPUs and life logics of ... [more] |
IA2012-81 pp.67-72 |
DE |
2010-06-28 13:50 |
Aichi |
Nagoya Univ. |
I-Tree: Supporting Spatial Time-Series Queries for Heterogeneous Sensor Data Shin'ichi Konomi (Tokyo Denki Univ/JST), Hiroki Ishizuka, Masayuki Iwai (Univ. of Tokyo), Jun Miyazaki (NAIST), Yoshito Tobe (Tokyo Denki Univ/JST) DE2010-7 |
This paper discusses retrieval of a massive amount of sensor data using an indexing mechanism called I-Tree. Based on a ... [more] |
DE2010-7 pp.33-38 |
MSS |
2009-01-29 17:25 |
Kanagawa |
Kanagawa Industrial Promotion Center |
Design and Implementation of Secret Sharing Distributed Database System Shota Minakami, Toshiyuki Miyamoto (Osaka Univ.) CST2008-50 |
In recent years, database security has attracted attention due to
frequent occurrence of individual information leak.
... [more] |
CST2008-50 pp.51-56 |
DE |
2008-09-21 17:00 |
Fukushima |
|
[Poster Presentation]
Query Processing Based on Energy Consumption of Mobile Clients for Broadcast Database Systems Shinya Kitajima, Takahiro Hara (Osaka Univ.), Tsutomu Terada (Kobe Univ.), Tomoki Yoshihisa, Shojiro Nishio (Osaka Univ.) DE2008-34 |
In recent years, there has been an increasing interest in a broadcast database system where the server periodically broa... [more] |
DE2008-34 pp.9-10 |
MSS, CAS |
2007-11-30 09:30 |
Niigata |
Niigata University |
On Implementation of Secret Sharing Distributed Database System using Multi Agent Nets Shota Minakami, Toshiyuki Miyamoto, Sadatoshi Kumagai (Osaka Univ) CAS2007-73 CST2007-24 |
In recent years, need for distributed database system has increased
due to growing amount and types of data.
Reliabi... [more] |
CAS2007-73 CST2007-24 pp.1-6 |
NS |
2007-04-20 10:00 |
Tokushima |
|
A Secure Distributed Database System with Time-series Data and Social-Relation Based Information Access Control Masahiro Nagao, Glenn Mansfield Keeni (Cyber Solutions), Masahiro Ishigaki (Tohoku Univ.), Atsushi Togashi (Miyagi Univ.), Shoich Noguchi (Sendai Foundation for Applied Information Sciences) NS2007-10 |
In this paper, we discuss the implementation of a distributed health
information DB using the Lightweight Directory Ac... [more] |
NS2007-10 pp.55-60 |