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Hirotaka Ogawa

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Journal Articles

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2018
[j3]
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Jun Lee, Hirotaka Ogawa, Yongjin Kwon, Kyoung-Sook Kim:
Spatial Footprints of Human Perceptual Experience in Geo-Social Media. ISPRS Int. J. Geo Inf. 7(2): 71 (2018)
2016
[j2]
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Kyoung-Sook Kim, Isao Kojima, Hirotaka Ogawa:
Discovery of local topics by using latent spatio-temporal relationships in geo-social media. Int. J. Geogr. Inf. Sci. 30(9): 1899-1922 (2016)
2007
[j1]
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Hirotaka Ogawa, Satoshi Itoh, Tetsuya Sonoda, Satoshi Sekiguchi:
GridASP: an ASP framework for Grid utility computing. Concurr. Comput. Pract. Exp. 19(6): 885-891 (2007)

Conference and Workshop Papers

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2021
[c31]
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Peng Chen, Mohamed Wahib, Xiao Wang, Shin'ichiro Takizawa, Takahiro Hirofuchi, Hirotaka Ogawa, Satoshi Matsuoka:
Performance portable back-projection algorithms on CPUs: agnostic data locality and vectorization optimizations. ICS 2021: 316-328
[c30]
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  - conf/sc/ChenWWHOBBBM21
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Peng Chen, Mohamed Wahib, Xiao Wang, Takahiro Hirofuchi, Hirotaka Ogawa, Ander Biguri, Richard P. Boardman, Thomas Blumensath, Satoshi Matsuoka:
Scalable FBP decomposition for cone-beam CT reconstruction. SC 2021: 9
2020
[c29]
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  - conf/bigdataconf/TanimuraTOH20
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Yusuke Tanimura, Shin'ichiro Takizawa, Hirotaka Ogawa, Takahiro Hamanishi:
Building and Evaluation of Cloud Storage and Datasets Services on AI and HPC Converged Infrastructure. IEEE BigData 2020: 1992-2001
2017
[c28]
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Kaihui Zhang, Yusuke Tanimura, Hidemoto Nakada, Hirotaka Ogawa:
Understanding and improving disk-based intermediate data caching in Spark. IEEE BigData 2017: 2508-2517
[c27]
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Kyoung-Sook Kim, Dongmin Kim, Hyemi Jeong, Hirotaka Ogawa:
Stinuum: A Holistic Visual Analysis of Moving Objects with Open Source Software. SIGSPATIAL/GIS 2017: 85:1-85:4
[c26]
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Teerawat Kumrai, Kyoung-Sook Kim, Mianxiong Dong, Hirotaka Ogawa:
Optimal KD-Partitioning for the Local Outlier Detection in Geo-Social Points. ISNN (1) 2017: 104-112
[c25]
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Jun Lee, Kyoung-Sook Kim, Hirotaka Ogawa, Yongjin Kwon:
MixedWalk: Explore Ahead before Stepping in Mobile Augmented Reality Services. AIMS@SERVICES 2017: 62-69
[c24]
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Jun Lee, Kyoung-Sook Kim, Yongjin Kwon, Hirotaka Ogawa:
Understanding human perceptual experience in unstructured data on the web. WI 2017: 491-498
2016
[c23]
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Hitoshi Sato, Ryo Mizote, Satoshi Matsuoka, Hirotaka Ogawa:
I/O chunking and latency hiding approach for out-of-core sorting acceleration using GPU and flash NVM. IEEE BigData 2016: 398-403
[c22]
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Soramichi Akiyama, Takahiro Hirofuchi, Hirotaka Ogawa:
Performance Prediction of Memory Access Intensive Apps with Delay Insertion: A Vision. CloudCom 2016: 492-496
[c21]
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Steven J. Lynden, Makoto Yui, Akiyoshi Matono, Akihito Nakamura, Hirotaka Ogawa, Isao Kojima:
Optimising Coverage, Freshness and Diversity in Live Exploration-based Linked Data Queries. WIMS 2016: 18:1-18:12
2015
[c20]
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Akiyoshi Matono, Hirotaka Ogawa, Isao Kojima:
Improvement of Join Algorithms for Low-Selectivity Joins on MapReduce. ADC 2015: 117-128
[c19]
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Kyoung-Sook Kim, Isao Kojima, Ryoichi Suzuki, Wataru Naito, Hirotaka Ogawa:
RALFIE: a life-logging system for reducing potential radiation exposures. EM-GIS 2015: 18:1-18:4
[c18]
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Kyoung-Sook Kim, Melissa Bica, Isao Kojima, Hirotaka Ogawa:
RendezView: Look at Meanings of an Encounter Region over Local Social Flocks. IWGS 2015: 87-96
2014
[c17]
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Kyoung-Sook Kim, Hirotaka Ogawa, Akihito Nakamura, Isao Kojima:
Sophy: a morphological framework for structuring geo-referenced social media. LBSN@SIGSPATIAL/GIS 2014: 31-40
2012
[c16]
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  - conf/cloudcom/NakadaOK12
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Hidemoto Nakada, Hirotaka Ogawa, Tomohiro Kudoh:
Stream processing with BigData: SSS-MapReduce. CloudCom 2012: 618-621
2011
[c15]
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Hidemoto Nakada, Hirotaka Ogawa, Tomohiro Kudoh:
Poster: SSS: a mapreduce framework based on distributed key-value store. SC Companion 2011: 83-84
2010
[c14]
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Hirotaka Ogawa, Hidemoto Nakada, Ryousei Takano, Tomohiro Kudoh:
SSS: An Implementation of Key-Value Store Based MapReduce Framework. CloudCom 2010: 754-761
[c13]
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Takahiro Hirofuchi, Hidemoto Nakada, Hirotaka Ogawa, Satoshi Itoh, Satoshi Sekiguchi:
Eliminating Datacenter Idle Power with Dynamic and Intelligent VM Relocation. DCAI 2010: 645-648
2009
[c12]
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Takahiro Hirofuchi, Hirotaka Ogawa, Hidemoto Nakada, Satoshi Itoh, Satoshi Sekiguchi:
A Live Storage Migration Mechanism over WAN for Relocatable Virtual Machine Services on Clouds. CCGRID 2009: 460-465
[c11]
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Takahiro Hirofuchi, Hidemoto Nakada, Hirotaka Ogawa, Satoshi Itoh, Satoshi Sekiguchi:
A live storage migration mechanism over wan and its performance evaluation. VTDC@ICAC 2009: 67-74
[c10]
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  - conf/iwann/NakadaHOI09
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Hidemoto Nakada, Takahiro Hirofuchi, Hirotaka Ogawa, Satoshi Itoh:
Toward Virtual Machine Packing Optimization Based on Genetic Algorithm. IWANN (2) 2009: 651-654
2008
[c9]
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Takahiro Hirofuchi, Takeshi Yokoi, Tadashi Ebara, Yusuke Tanimura, Hirotaka Ogawa, Hidetomo Nakada, Yoshio Tanaka, Satoshi Sekiguchi:
A Multi-Site Virtual Cluster System for Wide Area Networks. LASCO 2008
2004
[c8]
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  - conf/saint/TatebeOKKSMABSMKWH04
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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:
The Second Trans-Pacific Grid Datafarm Testbed and Experiments for SC2003. SAINT Workshops 2004: 602-607
[c7]
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Ken'ichiro Shirose, Satoshi Matsuoka, Hidemoto Nakada, Hirotaka Ogawa:
Autonomous Con.guration of Grid Monitoring Systems. SAINT Workshops 2004: 651-657
2000
[c6]
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Hirotaka Ogawa, Kouya Shimura, Satoshi Matsuoka, Fuyuhiko Maruyama, Yukihiko Sohda, Yasunori Kimura:
OpenJIT: An Open-Ended, Reflective JIT Compiler Framework for Java. ECOOP 2000: 362-387
1999
[c5]
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Hirotaka Ogawa, Satoshi Matsuoka, Fuyuhiko Maruyama, Yukihiko Sohda, Kouya Shimura, Yasunori Kimura:
OpenJIT Frontend System: An Implementation of the Reflective JIT Compiler Frontend. Reflection and Software Engineering 1999: 135-154
[c4]
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  - conf/reflection/SohdaOM99
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Yukihiko Sohda, Hirotaka Ogawa, Satoshi Matsuoka:
OMPC++ - A Portable High-Performance Implementation of DSM using OpenC++ Reflection. Reflection 1999: 215-234
1997
[c3]
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  - conf/iscope/MatsuokaNOI97
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Satoshi Matsuoka, A. Nikami, Hirotaka Ogawa, Yutaka Ishikawa:
Towards a Parallel C++ Programming Language Based on Commodity Object-Oriented Technologies. ISCOPE 1997: 81-88
[c2]
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  - conf/sc/TakefusaMONTSSN97
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Atsuko Takefusa, Satoshi Matsuoka, Hirotaka Ogawa, Hidemoto Nakada, Hiromitsu Takagi, Mitsuhisa Sato, Satoshi Sekiguchi, Umpei Nagashima:
Multi-client LAN/WAN Performance Analysis of Ninf: a High-Performance Global Computing System. SC 1997: 22
1996
[c1]
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Hirotaka Ogawa, Satoshi Matsuoka:
OMPI: Optimizing MPI Programs using Partial Evaluation. SC 1996: 37

Informal and Other Publications

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2021
[i1]
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  - journals/corr/abs-2104-13248
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Peng Chen, Mohamed Wahib, Xiao Wang, Shin'ichiro Takizawa, Takahiro Hirofuchi, Hirotaka Ogawa, Satoshi Matsuoka:
Performance Portable Back-projection Algorithms on CPUs: Agnostic Data Locality and Vectorization Optimizations. CoRR abs/2104.13248 (2021)

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