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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| DE, IPSJ-DBS, IPSJ-IFAT [detail] | 2023-09-22 10:30 |
Fukuoka | Kitakyushu International Conference Center | An efficient method of persistence procedures for spatial indexes on non-volatile memory Hirotaka Yoshioka, Kazuo Goda, Masaru Kitsuregawa (Univ. of Tokyo)  DE2023-22 |
[more] | DE2023-22 pp.66-71 |
| DE, IPSJ-DBS, IPSJ-IFAT [detail] | 2022-09-09 13:00 |
Toyama | Toyama Prefectural Hall (Primary: On-site, Secondary: Online) |
Design study and preliminary experiment of pmmeter: performance microbenchmarking tool for non-volatile memory Hirotaka Yoshioka, Yuto Hayamizu, Kazuo Goda, Masaru Kitsuregawa (Univ. of Tokyo) DE2022-7 |
(To be available after the conference date) [more] | DE2022-7 pp.1-6 |
| DE, IPSJ-DBS, IPSJ-IFAT [detail] | 2022-09-09 13:50 |
Toyama | Toyama Prefectural Hall (Primary: On-site, Secondary: Online) |
A Preliminary Study on Parallel Execution of High-Utility Itemset Mining on NUMA Environments Genki Kimura, Yuto Hayamizu (UTokyo), Rage Uday Kiran (UoA), Kazuo Goda, Masaru Kitsuregawa (UTokyo) DE2022-9 |
(To be available after the conference date) [more] | DE2022-9 pp.13-18 |
| DE, IPSJ-DBS | 2021-12-27 14:35 |
Online | (Primary: Online, Secondary: On-site) |
A Study on Remote I/O Performance Using RDMA in a Parallel Database System Koki Kato, Tsuyoshi Ozawa, Kazuo Goda (UTokyo), Masaru Kitsuregawa (NII) DE2021-17 |
(To be available after the conference date) [more] | DE2021-17 pp.13-18 |
| DE, IPSJ-DBS, IPSJ-IFAT | 2021-09-16 14:45 |
Online | Online | Approximate query processing using synopses embedded b+trees and preliminary experiments Hiroki Yuasa, Kazuo Goda, Masaru Kitsuregawa (UT) DE2021-13 |
In this paper, we propose a new data structure made by incorporating synopses into b+trees, and make use of the incorpor... [more] | DE2021-13 pp.7-12 |
| DE, IPSJ-DBS | 2020-12-22 10:00 |
Online | Online | A Study of Execution Costs of Database Operations for Non-Volatile Memory Devices Hirotaka Yoshioka, Kazuo Goda, Masaru Kitsuregawa (Univ of Tokyo) DE2020-23 |
Non-Volatile memory (NVM) is an emerging technology, which has persistency properties similar to SSD and HDD, while prov... [more] | DE2020-23 pp.36-41 |
| DE, IPSJ-DBS, IPSJ-IFAT | 2020-09-05 15:50 |
Online | Online | A Preliminary Study of Microbenchmarking for Performance Evaluation of Non-volatile Memory Devices Hirotaka Yoshioka, Kazuo Goda, Masaru Kitsuregawa (Univ. of Tokyo) DE2020-14 |
Non-Volatile memory (NVM) is an emerging technology, which has persistency properties similar to SSD and HDD, while prov... [more] | DE2020-14 pp.7-12 |
| 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, IPSJ-DBS | 2018-12-22 14:15 |
Tokyo | National Institute of Informatics | Design and Preliminary Evaluation of Interactive Anonymization of Large Scale Data using Out-of-order Database Engine Norifumi Nishikawa, Yuuya Isoda, Hideomi Idei, Kazuhiko Mogi, Masayuki Yoshino, Akira Shimizu (Hitachi), Yuto Hayamizu, Kazuo Goda (Tokyo Univ.), Masaru Kitsuregawa (Tokyo Univ./NII) DE2018-28 |
Protection of privacy is required for driving promotion of large-scale data. In order to reduce a risk of re-identificat... [more] | DE2018-28 pp.61-64 |
| DE, IPSJ-DBS | 2018-12-22 15:25 |
Tokyo | National Institute of Informatics | A Preliminary Study Towards Autotuning of Performance Models for Magnetic Disk Drives Yutaro Bessho, Kazuo Goda, Yuto Hayamizu, Masaru Kitsuregawa (The Univ. of Tokyo) DE2018-30 |
With the trend of increasing sector density, hard disk drives are becoming more prone to abnormal latencies caused by ba... [more] | DE2018-30 pp.71-76 |
| DE, IPSJ-DBS, IPSJ-IFAT | 2018-09-12 14:50 |
Tokyo | An Experimental Study on Mitigation Effect on Query Execution Suspension by Early Log Application Yuichi Tanikawa, Kazuo Goda, Masaru Kitsuregawa (UTokyo) DE2018-13 |
In the failure recovery process, database management systems apply the log from the point-in-time in which the last chec... [more] | DE2018-13 pp.25-30 |
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| DE, CEA, IPSJ-DBS | 2017-12-22 13:30 |
Tokyo | National Institute of Informatics | A Study on Prototyping of Fast Database Engine with Runtime Resource Adjustment Mechanism in Cloud Environments Akihiro Okuno, Yuto Hayamizu, Kazuo Goda (The Univ. of Tokyo), Masaru Kitsuregawa (The Univ. of Tokyo/NII) DE2017-25 |
Cloud environments are becoming widely used together with on-premise environments. Cloud environments allow users to adj... [more] | DE2017-25 pp.7-12 |
| MoNA | 2017-12-21 10:55 |
Tokyo | Ochanomizu University | Proposal of High Risk Priority Method for Disaster Prevention-Oriented Rainfall Information Synthesis Hitomi Sano (Ochanomizu Univ.), Eiji Ikoma (Tokyo Univ.), Masaru Kitsuregawa (NII), Masato Oguchi (Ochanomizu Univ.) MoNA2017-30 |
In recent years, the phenomenon of localized bursts of rainfall has increased in Japan. For this reason, collecting and ... [more] | MoNA2017-30 pp.15-18 |
| 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 |
| CPSY, DC, IPSJ-ARC (Joint) [detail] |
2015-08-05 18:00 |
Oita | B-Con Plaza (Beppu) | Data Management Method for Data Processing Middleware Using GPUs Jun Suzuki (NEC/The University of Tokyo), Masaki Kan, Yuki Hayashi, Shinya Miyakawa (NEC), Masaru Kitsuregawa (The University of Tokyo) CPSY2015-35 |
(To be available after the conference date) [more] | CPSY2015-35 pp.191-196 |
| 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 |
| DE, IPSJ-DBS, IPSJ-IFAT | 2013-07-23 16:20 |
Hokkaido | Hokkaido University | User Recommendation in Microblogs based on Interaction Networks and Contents Hiroki Okamoto, Masashi Toyoda, Masaru Kitsuregawa (Univ. of Tokyo) DE2013-29 |
User recommendation on social networks is one of the most important service on social media. It generates more links be... [more] |
DE2013-29 pp.169-173 |
| DE, IPSJ-DBS, IPSJ-IFAT | 2013-07-23 17:00 |
Hokkaido | Hokkaido University | Extracting Details of Train Troubles from Microblogs Kei Tsuchiya, Masashi Toyoda, Masaru Kitsuregawa (Univ. of Tokyo) DE2013-30 |
When train troubles occur, users of microblogs often post information about these troubles. Microblogs often include mo... [more] |
DE2013-30 pp.175-180 |
| DE | 2012-12-13 15:50 |
Kyoto | Campus Plaza Kyoto | Consideration on Ad hoc query processing with Adaptive Index in Map Reduce Environment Shohei Okudera, Daisaku Yokoyama, Miyuki Nakano, Masaru Kitsuregawa (Univ. Tokyo) DE2012-37 |
MapReduce-based processing infrastructure is getting more important as a data analysis system,which executes ad-hoc quer... [more] | DE2012-37 pp.131-136 |
| DE | 2012-12-13 16:15 |
Kyoto | Campus Plaza Kyoto | Analysis of Virtual Machine during OLTP Wataru Ishida, Daisaku Yokoyama, Miyuki Nakano, Masashi Toyoda, Masaru Kitsuregawa (UT) DE2012-38 |
[more] | DE2012-38 pp.137-142 |
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