Hirotaka Ogawa

36 papers A 5B 2C 3Misc 2Journal 5Unranked 19
YearRankTypeTitle / Venue / Authors
2024 J jnl
ABCI 3.0: Evolution of the leading AI infrastructure in Japan.
CoRR
Ryousei Takano, Shin'ichiro Takizawa, Yusuke Tanimura, Hidemoto Nakada, Hirotaka Ogawa
2021 J jnl
Performance Portable Back-projection Algorithms on CPUs: Agnostic Data Locality and Vectorization Optimizations.
CoRR
Peng Chen, Mohamed Wahib, Xiao Wang, Shin'ichiro Takizawa, Takahiro Hirofuchi, Hirotaka Ogawa, Satoshi Matsuoka
2021 A conf
Performance portable back-projection algorithms on CPUs: agnostic data locality and vectorization optimizations.
ICS
Peng Chen, Mohamed Wahib, Xiao Wang, Shin'ichiro Takizawa, Takahiro Hirofuchi, Hirotaka Ogawa, Satoshi Matsuoka
2021 A conf
Scalable FBP decomposition for cone-beam CT reconstruction.
SC
Peng Chen, Mohamed Wahib, Xiao Wang, Takahiro Hirofuchi, Hirotaka Ogawa, Ander Biguri, Richard P. Boardman, Thomas Blumensath, Satoshi Matsuoka
2020 — conf
Building and Evaluation of Cloud Storage and Datasets Services on AI and HPC Converged Infrastructure.
IEEE BigData
Yusuke Tanimura, Shin'ichiro Takizawa, Hirotaka Ogawa, Takahiro Hamanishi
2018 J jnl
Spatial Footprints of Human Perceptual Experience in Geo-Social Media.
ISPRS Int. J. Geo Inf.
Jun Lee, Hirotaka Ogawa, Yongjin Kwon, Kyoung-Sook Kim
2017 — conf
MixedWalk: Explore Ahead before Stepping in Mobile Augmented Reality Services.
AIMS@SERVICES
Jun Lee, Kyoung-Sook Kim, Hirotaka Ogawa, Yongjin Kwon
2017 — conf
Optimal KD-Partitioning for the Local Outlier Detection in Geo-Social Points.
ISNN (1)
Teerawat Kumrai, Kyoung-Sook Kim, Mianxiong Dong, Hirotaka Ogawa
2017 — conf
Stinuum: A Holistic Visual Analysis of Moving Objects with Open Source Software.
SIGSPATIAL/GIS
Kyoung-Sook Kim, Dongmin Kim, Hyemi Jeong, Hirotaka Ogawa
2017 — conf
Understanding and improving disk-based intermediate data caching in Spark.
IEEE BigData
Kaihui Zhang, Yusuke Tanimura, Hidemoto Nakada, Hirotaka Ogawa
2017 B conf
Understanding human perceptual experience in unstructured data on the web.
WI
Jun Lee, Kyoung-Sook Kim, Yongjin Kwon, Hirotaka Ogawa
2016 J jnl
Discovery of local topics by using latent spatio-temporal relationships in geo-social media.
Int. J. Geogr. Inf. Sci.
Kyoung-Sook Kim, Isao Kojima, Hirotaka Ogawa
2016 — conf
I/O chunking and latency hiding approach for out-of-core sorting acceleration using GPU and flash NVM.
IEEE BigData
Hitoshi Sato, Ryo Mizote, Satoshi Matsuoka, Hirotaka Ogawa
2016 — conf
Optimising Coverage, Freshness and Diversity in Live Exploration-based Linked Data Queries.
WIMS
Steven J. Lynden, Makoto Yui, Akiyoshi Matono, Akihito Nakamura, Hirotaka Ogawa, Isao Kojima
2016 C conf
Performance Prediction of Memory Access Intensive Apps with Delay Insertion: A Vision.
CloudCom
Soramichi Akiyama, Takahiro Hirofuchi, Hirotaka Ogawa
2015 Misc conf
Improvement of Join Algorithms for Low-Selectivity Joins on MapReduce.
ADC
Akiyoshi Matono, Hirotaka Ogawa, Isao Kojima
2015 — conf
RALFIE: a life-logging system for reducing potential radiation exposures.
EM-GIS
Kyoung-Sook Kim, Isao Kojima, Ryoichi Suzuki, Wataru Naito, Hirotaka Ogawa
2015 — conf
RendezView: Look at Meanings of an Encounter Region over Local Social Flocks.
IWGS
Kyoung-Sook Kim, Melissa Bica, Isao Kojima, Hirotaka Ogawa
2014 — conf
Sophy: a morphological framework for structuring geo-referenced social media.
LBSN@SIGSPATIAL/GIS
Kyoung-Sook Kim, Hirotaka Ogawa, Akihito Nakamura, Isao Kojima
2012 C conf
Stream processing with BigData: SSS-MapReduce.
CloudCom
Hidemoto Nakada, Hirotaka Ogawa, Tomohiro Kudoh
2011 — conf
Poster: SSS: a mapreduce framework based on distributed key-value store.
SC Companion
Hidemoto Nakada, Hirotaka Ogawa, Tomohiro Kudoh
2010 Misc conf
Eliminating Datacenter Idle Power with Dynamic and Intelligent VM Relocation.
DCAI
Takahiro Hirofuchi, Hidemoto Nakada, Hirotaka Ogawa, Satoshi Itoh, Satoshi Sekiguchi
2010 C conf
SSS: An Implementation of Key-Value Store Based MapReduce Framework.
CloudCom
Hirotaka Ogawa, Hidemoto Nakada, Ryousei Takano, Tomohiro Kudoh
2009 B conf
A Live Storage Migration Mechanism over WAN for Relocatable Virtual Machine Services on Clouds.
CCGRID
Takahiro Hirofuchi, Hirotaka Ogawa, Hidemoto Nakada, Satoshi Itoh, Satoshi Sekiguchi
2009 — conf
A live storage migration mechanism over wan and its performance evaluation.
VTDC@ICAC
Takahiro Hirofuchi, Hidemoto Nakada, Hirotaka Ogawa, Satoshi Itoh, Satoshi Sekiguchi
2009 — conf
Toward Virtual Machine Packing Optimization Based on Genetic Algorithm.
IWANN (2)
Hidemoto Nakada, Takahiro Hirofuchi, Hirotaka Ogawa, Satoshi Itoh
2008 — conf
A Multi-Site Virtual Cluster System for Wide Area Networks.
LASCO
Takahiro Hirofuchi, Takeshi Yokoi, Tadashi Ebara, Yusuke Tanimura, Hirotaka Ogawa, Hidetomo Nakada, Yoshio Tanaka, Satoshi Sekiguchi
2007 J jnl
GridASP: an ASP framework for Grid utility computing.
Concurr. Comput. Pract. Exp.
Hirotaka Ogawa, Satoshi Itoh, Tetsuya Sonoda, Satoshi Sekiguchi
2004 — conf
Autonomous Con.guration of Grid Monitoring Systems.
SAINT Workshops
Ken'ichiro Shirose, Satoshi Matsuoka, Hidemoto Nakada, Hirotaka Ogawa
2004 — conf
The Second Trans-Pacific Grid Datafarm Testbed and Experiments for SC2003.
SAINT Workshops
Osamu Tatebe, Hirotaka Ogawa, Yuetsu Kodama, Tomohiro Kudoh, Satoshi Sekiguchi, Satoshi Matsuoka, Kento Aida, Taisuke Boku, Mitsuhisa Sato, Youhei Morita, Yoshinori Kitatsuji, Jim Williams, John Hicks
2000 A conf
OpenJIT: An Open-Ended, Reflective JIT Compiler Framework for Java.
ECOOP
Hirotaka Ogawa, Kouya Shimura, Satoshi Matsuoka, Fuyuhiko Maruyama, Yukihiko Sohda, Yasunori Kimura
1999 — conf
OMPC++ - A Portable High-Performance Implementation of DSM using OpenC++ Reflection.
Reflection
Yukihiko Sohda, Hirotaka Ogawa, Satoshi Matsuoka
1999 — conf
OpenJIT Frontend System: An Implementation of the Reflective JIT Compiler Frontend.
Reflection and Software Engineering
Hirotaka Ogawa, Satoshi Matsuoka, Fuyuhiko Maruyama, Yukihiko Sohda, Kouya Shimura, Yasunori Kimura
1997 A conf
Multi-client LAN/WAN Performance Analysis of Ninf: a High-Performance Global Computing System.
SC
Atsuko Takefusa, Satoshi Matsuoka, Hirotaka Ogawa, Hidemoto Nakada, Hiromitsu Takagi, Mitsuhisa Sato, Satoshi Sekiguchi, Umpei Nagashima
1997 — conf
Towards a Parallel C++ Programming Language Based on Commodity Object-Oriented Technologies.
ISCOPE
Satoshi Matsuoka, A. Nikami, Hirotaka Ogawa, Yutaka Ishikawa
1996 A conf
OMPI: Optimizing MPI Programs using Partial Evaluation.
SC
Hirotaka Ogawa, Satoshi Matsuoka