Introduction of researcher

Revision    7
As of  2008.7.28      
 
[Name]  HIDAKA Soichiro
[Doctoral degrees] 
March, 1999 Dr. of Engineering, University of Tokyo
[Affiliation / Position] 
Assistant Professor, Information Systems Architecture Research Division
[Telephone]  +81-3-4212-2000
[Facsimile]  +81-3-3556-1916
[Personal home page]  http://research.nii.ac.jp/~hidaka
[JST ReaD]  http://read.jst.go.jp/public/cs_ksh_008EventAction.do?action4=event&lang_act4=E&judge_act4=2&knkysh_name_code=1000256238
[Research fields] 
Information Engineering


<> Outline of current research
<> Education
<> Career
<> Awards
<> Teaching positions
<> Courses
<> Academic societies
<> Most important publications (Top 10)
<> Refereed publications, published books
<> Patents / softwares / other works
<> Other publications
<> Speeches and oral presentations
<> Other activities in the past
<> Competitive research funds


[Outline of current research] 

XML Query Optimization Based on Set of Equations

Parallel processing: aiming at constructing tools to support parallel processing of distributed simulations

Operating systems: hardware interrupt management for multi-server operating systems
[Education] 

Dept. of Electrical Eng., Faculty of Eng., Univ. of Tokyo, Bachelor of Eng., 1994.3

Dept. of Electronics Eng., Graduate School of Eng., Univ. of Tokyo, Master of Eng., 1996.3

Dept. of Inf. and Comm. Eng., Graduate School of Eng., Univ. of Tokyo, Doctor of Eng., 1999.3
[Career] 

Apr1999 Research Associate, National Center for Science Information Systems

Apr 2000 Research Associate, Research Center for Testbeds and Prototyping, National Institute of Informatics

Apr 2002 Research Associate(Concurrent), School of Mathematical and Physical Science, The Graduate University for Advanced Studies

Apr 2003 Assistant Professor, Infrastructure Systems Research Division, National Institute of Informatics

Apr 2004 Assistant Professor(Concurrent), School of Multidisciplinary Sciences, The Graduate University for Advanced Studies

Apr 2006 Assistant Professor, Information Systems Architecture Research Division, National Institute of Informatics
[Awards] 

none
[Teaching positions] 

Apr. 2003- Mar. 2007 part-time instructor, Hosei University
[Courses] 

Database Programming Languages
[Academic societies] 

Member, Institute of Electronics, Information and Communication Engineers of Japan(1993-)

Member, Information Processing Society of Japan(2001-)

Referees, The Fourth Int’l Conf. on Web-Age Information Management (WAIM 2003)

External Reviewer, AINA (The IEEE 19th International Conference on Advanced Information Networking and Applications) (2004)

Reviewer, Symposium on Advanced Computing Systems and Infrastructures SACSIS2005

Additional reviewer:WWW2005 (14th Int’l World Wide Web Conf.) XML and Web Services

Session chair, "Verification and Theories II" in the 11th Annual Asian Computing Science Conference (ASIAN'06), Tokyo Japan (Dec., 2006)
[Public activities] 

[Most important publications (Top 10)] 

  1. Soichiro Hidaka, Hiroyuki Kato, Masatoshi Yoshikawa: A Relative Cost Model of XQuery for Optimization Based on Rewriting (in Japanese), IEICE TRANSACTIONS on Information and Systems,Vol. J91-D, No. 4, pp.873--888 (Apr., 2008)
    http://search.ieice.org/bin/summary.php?id=j91-d_4_873&category=D&year=2008&lang=J&abst=
  2. Soichiro Hidaka, Hiroyuki Kato, Masatoshi Yoshikawa: A More Optimizer-friendly Treatment of XQuery Store in the Presence of Side-Effects, Proc. of the International Symposium on Information Technology Convergence(ISITC 2007) , IEEE Computer Society Press, pp.32--36 (Nov., 2007)
    http://doi.ieeecomputersociety.org/10.1109/ISITC.2007.10
  3. Soichiro Hidaka, Hiroyuki Kato and Masatoshi Yoshikawa, "A Relative Cost Model for XQuery(poster)," Proc. the 22nd Annual ACM Symposium on Applied Computing (SAC 2007), pp. 1332-1333(Mar., 2007)
    http://doi.acm.org/10.1145/1244002.1244289
  4. S. Hidaka, K. Kodama, K. Maruyama, and H. Hashizume: Multi-server OS for control sytems: its structure and inter-task messaging efficiency, The IEICE Transactions on Communications(Japanese Edition), Vol. J86-B, No.3,pp.376-384(Mar., 2003),English translation is available at
    http://www3.interscience.wiley.com/cgi-bin/abstract/107063737/ABSTRACT
  5. S. Hidaka, T. Aoki, H. Aida, and T. Saito: A FIFOă€Queue Class Library as a State Variable of Time Warp Logicală€Processes, Proceedings of the Second International Symposium on Computing in Object-oriented Parallel Environments(ISCOPE '98),Lecture Notes in Computer Science, Vol. 1505, pp. 151-158, New Mexico, USA,(Dec., 1998)
    http://www.springerlink.com/content/e5ay5y9l739u2n01
  6. S. Hidaka, T. Aoki, H. Aida and T. Saito: Implementation and Performance Evaluation of A FIFO Queue Class Library for Time Warp, The IEICE Transactions on Information and Systems(Japanese Edition), Vol. J83-D-I, No.2, pp.483-492, (Feb., 2000), English translation is available at
    http://www3.interscience.wiley.com/cgi-bin/abstract/94519313/ABSTRACT
  7. H. Aida, and S. Hidaka: Implementation of NCX Compiler on AP1000(in Japanese), Proc. of the 7th Symposium on An Information Processing System Founded on Massively Parallel Principles, Priority Research Area of Ministry of Education, Japanese Government, pp. 35-43(Mar., 1996)

  8. Thepparit BANDITWATTANAWONG, Soichiro HIDAKA,Hironori WASHIZAKI, and Katsumi MARUYAMA: SOOM: Scalable Object-Oriented Middleware for Cooperative and Pervasive Computings, IEICE Transactions on Communications: special issue on Networks Software, Vol. E90-B, No. 4, pp. 728-741 (Apr., 2007)
    http://search.ieice.org/bin/summary.php?id=e90-b_4_728&category=B&year=2007&lang=E&abst=&auth=1
  9. Hiroyuki Kato, Soichiro Hidaka and Masatoshi Yoshikawa, "Rewriting XQuery by Child-path Folding," Progress in Informatics, No.4(Mar., 2007)
    http://dx.doi.org/10.2201/NiiPi.2007.4.3
  10. S. Hidaka, H. Kato, and K. Oyama: Querying Structured Documents based on Human Visual Memory, Proceedings of the International Symposium on Database Applications in Non-Traditional Environments(DANTE'99), IEEE Computer Society Press, pp. 267-270, Kyoto, Japan,(Dec., 1999)
    http://csdl.computer.org/comp/proceedings/dante/1999/0496/00/04960267abs.htm
[Refereed publications, published books] 

  1. S.Hidaka: An Implementation of Data Parallel C Language NCX on MIMD Parallel Computers(in Japanese), Bachelor's thesis, Department of Electrical Engineering, Faculty of Engineering, University of Tokyo, 31p,(Mar., 1994)

  2. S. Hidaka: An Experimental Implementation of the NCX Compiler on the AP1000(in Japanese), Master's thesis, Department of Electronics Engineering, Graduate School of Engineering, University of Tokyo, 71p,(Mar., 1996)

  3. S. Hidaka, T. Aoki, H. Aida, and T. Saito: A FIFOă€Queue Class Library as a State Variable of Time Warp Logicală€Processes, Proceedings of the Second International Symposium on Computing in Object-oriented Parallel Environments(ISCOPE '98),Lecture Notes in Computer Science, Vol. 1505, pp. 151-158, New Mexico, USA,(Dec., 1998)
    http://www.springerlink.com/content/e5ay5y9l739u2n01
  4. S. Hidaka: A Study on Parallel Discrete Event Simulation Environments(in Japanese), Doctoral dissertation, School of Engineering, University of Tokyo,(Mar., 1999)

  5. S. Hidaka, H. Kato, and K. Oyama: Querying Structured Documents based on Human Visual Memory, Proceedings of the International Symposium on Database Applications in Non-Traditional Environments(DANTE'99), IEEE Computer Society Press, pp. 267-270, Kyoto, Japan,(Dec., 1999)
    http://csdl.computer.org/comp/proceedings/dante/1999/0496/00/04960267abs.htm
  6. S. Hidaka, T. Aoki, H. Aida and T. Saito: Implementation and Performance Evaluation of A FIFO Queue Class Library for Time Warp, The IEICE Transactions on Information and Systems(Japanese Edition), Vol. J83-D-I, No.2, pp.483-492, (Feb., 2000), English translation is available at
    http://www3.interscience.wiley.com/cgi-bin/abstract/94519313/ABSTRACT
  7. T.Saito, H.Aida, T.Aoki, S.Hidaka, T. Toranawigtrai and A. Hashimoto: A Distributed Access Control Method for Wireless LANs in Shadowing Environments, The IEICE Transactions on Communications(Japanese Edition), Vol. J83-B, No.2, pp.175-183,(Feb., 2000), English translation is available at
    http://www3.interscience.wiley.com/cgi-bin/abstract/79502450/ABSTRACT
  8. K. Oyama, N. Kando, S. Satoh, H. Kato and S. Hidaka: Development of an Online Journal Editing and Publishing System(in Japanese), Research bulletin of the National Center for Science Information Systems, No.12, pp.111-120,(Mar., 2000)

  9. S. Hidaka, H. Kato and K. Oyama: Querying Structured Documents based on Human Visual Memory, In Proceedings of the ISCA 2nd International Conference On Information Reuse And Integration (IRI-2000), pp.91-94, Hawaii, USA,(Nov., 2000)

  10. K. Maruyama, K. Kodama, S. Hidaka, H. Hashizume, Y. Ji, I. Ide and A. Nakamura: Extensible distributed Operating System for reliable control systems(in Japanese), NII Journal, No. 3, pp.35-44(Nov., 2001)
    http://ci.nii.ac.jp/naid/110000038807/en/
  11. S. Hidaka, K. Kodama, Y. Ji and K. Maruyama: A File Server Optimization Using Scatter/Gather IPC on L4 Based Multi-Server Operating System, Proceedings of the 6th World Multiconference on Systemics, Cybernetics and Informatics (SCI2002), Vol.I, pp.184-189, Florida, USA,(Jul., 2002)

  12. K. Maruyama, K. Kodama, S. Hidaka and H. Hashizume: Extensible Distributed Operating System for Reliable Control Systems, Proceedings of the Tenth ACM SIGOPS European Workshop (EW2002), Saint-Emilion, France, pp. 194-197(Sep., 2002)
    http://doi.acm.org/10.1145/1133373.1133412
  13. S. Hidaka, K. Kodama, K. Maruyama, and H. Hashizume: Multi-server OS for control sytems: its structure and inter-task messaging efficiency, The IEICE Transactions on Communications(Japanese Edition), Vol. J86-B, No.3,pp.376-384(Mar., 2003),English translation is available at
    http://www3.interscience.wiley.com/cgi-bin/abstract/107063737/ABSTRACT
  14. Soichiro Hidaka,Hiroyuki Kato: Redundant Communication Elimination Optimization in XQuery for Multimedia Contents Management using Metadata in Distributed Digital Library Environments, In Proceedings of the Workshop on Multimedia Contents in Digital Libraries, Chania, Crete, Greece(Jun., 2003)
    http://www.music.tuc.gr/MCDL/Proceedings/Hidaka_Paper.pdf
  15. Katsumi Maruyama, Ryota Ozaki, Soichiro Hidaka, Kazuya Kodama and Yusheng JI: "A component oriented OS for network service systems" Proceedings of the 5th Asia-Pacific Symposium on Information and Telecommunication Technologies,Noumea, New Caledonia, pp.551-556 (Nov., 2003)

  16. Thepparit Banditwattanawong, Katsumi Maruyama, Soichiro Hidaka, and Hironori Washizaki: "Contemporaneity-Conscious Clustering Algorithm for Distributed Object Caching", Proc. of The 2005 International Conference on Parallel and Distributed Processing Techniques and Applications,pp.277-283(Jun., 2005)

  17. Thepparit Banditwattanawong, Katsumi Maruyama, Soichiro Hidaka, Hironori Washizaki: "Proxy-and-Hook: A Java-based Distributed Object Caching Framework", in Proc. of the 3rd IEEE International Conference on Industrial Informatics (INDIN'05),pp.759-764(Aug.,2005)
    http://dx.doi.org/10.1109/INDIN.2005.1560479
  18. Ryota Ozaki, Soichiro Hidaka, Kazuya Kodama, Katsumi Maruyama, "Accessing Remote Devices Using Conventional Interfaces in Mobile Computing Environment," Proc. the 8h International Workshop on Mobillity in Databases and Distributed Systems(MDDS2005) , pp. 1063-1067(Aug., 2005)
    http://doi.ieeecomputersociety.org/10.1109/DEXA.2005.38
  19. Ito, M. Koike, M. Ikeda, K. Hidaka, S. Aoki, T. Examination of Image Retrieval System Using Subjective Image Information, Proceedings of the 6th Asia-Pacific Symposium on Information and Telecommunication Technologies (APSITT 2005),pp. 117-121(Nov., 2005)
    http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=1593448
  20. Ryota Ozaki, Soichiro Hidaka, Kazuya Kodama and Katsumi Maruyama : "Design and Implementation of Remote Device Access Facility to Support Device Migration", In Proceedings of JSSST SPA 2006(Mar., 2006)

  21. Ryota Ozaki, Soichiro Hidaka, Kazuya Kodama and Katsumi Maruyama : "Design and Implementation of Remote Device Access Facility to Support Host Mobility and Device Migration", IEICE Transactions on Communications(Japanese Edition), Vol.J89-B, No.8, pp.1357-1366, 2006-8 (in Japanese)

  22. T .Banditwattanawong, S.Hidaka, H.Washizaki, and K.Maruyama, "Fine-grained Replication for Private-workspace and Memory-constrained Computings", Proc. of IFIP Int. Conf. on Network and Parallel Computing (NPC 2006), Tokyo, Japan, pp. 84-92(Oct., 2006)

  23. Thepparit Banditwattanawong , Hironori Washizaki, Soichiro Hidaka and Katsumi Maruyama, ``Partial and On-Demand Incremental Deployment of Java Application Program Over the Internet'', Proc. of IEEE Int. Symposium on Communications and Information Technologies(ISCIT 2006), Bangkok, Thailand, pp. 428--433(Oct., 2006)
    http://ieeexplore.ieee.org/xpl/freeabs_all.jsp?isnumber=4084518&arnumber=4141421&count=258&index=93
  24. Thepparit Banditwattanawong, Soichiro Hidaka, Hironori Washizaki, Katsumi Maruyama: "Optimization of program loading by object class clustering", IEEJ Transactions on Electrical and Electronic Engineering, Vol. 1, No. 4, pp. 397--407(Nov., 2006)
    http://www3.interscience.wiley.com/cgi-bin/abstract/113450990/ABSTRACT
  25. Thepparit BANDITWATTANAWONG, Soichiro HIDAKA, Hironori WASHIZAKI, Katsumi MARUYAMA: "Cluster Replication for Distributed Java-Object Caching," IEICE TRANSACTIONS on Information and Systems, Vol.E89-D, No.11, pp.2712--2723 (Nov., 2006)
    http://search.ieice.or.jp/bin/summary.php?id=e89-d_11_2712&category=D&year=2006&lang=E&abst=&auth=1
  26. Ryota OZAKI, Soichiro HIDAKA, Kazuya KODAMA Katsumi MARUYAMA: Design and Implementation of Remote Device Access Facility to Support Device Migration, IEICE TRANSACTIONS on Information and Systems (Special Section on Parallel/Distributed Processing and Systems), Vol.E90-D, No.1, pp.58-66(Jan., 2007)
    http://dx.doi.org/10.1093/ietisy/e90-1.1.58
  27. Soichiro Hidaka, Hiroyuki Kato and Masatoshi Yoshikawa, "A Relative Cost Model for XQuery(poster)," Proc. the 22nd Annual ACM Symposium on Applied Computing (SAC 2007), pp. 1332-1333(Mar., 2007)
    http://doi.acm.org/10.1145/1244002.1244289
  28. Hiroyuki Kato, Soichiro Hidaka and Masatoshi Yoshikawa, "Rewriting XQuery by Child-path Folding," Progress in Informatics, No.4(Mar., 2007)
    http://dx.doi.org/10.2201/NiiPi.2007.4.3
  29. Thepparit BANDITWATTANAWONG, Soichiro HIDAKA,Hironori WASHIZAKI, and Katsumi MARUYAMA: SOOM: Scalable Object-Oriented Middleware for Cooperative and Pervasive Computings, IEICE Transactions on Communications: special issue on Networks Software, Vol. E90-B, No. 4, pp. 728-741 (Apr., 2007)
    http://search.ieice.org/bin/summary.php?id=e90-b_4_728&category=B&year=2007&lang=E&abst=&auth=1
  30. Soichiro Hidaka, Hiroyuki Kato, Masatoshi Yoshikawa: A More Optimizer-friendly Treatment of XQuery Store in the Presence of Side-Effects, Proc. of the International Symposium on Information Technology Convergence(ISITC 2007) , IEEE Computer Society Press, pp.32--36 (Nov., 2007)
    http://doi.ieeecomputersociety.org/10.1109/ISITC.2007.10
  31. Soichiro Hidaka, Hiroyuki Kato, Masatoshi Yoshikawa: A Relative Cost Model of XQuery for Optimization Based on Rewriting (in Japanese), IEICE TRANSACTIONS on Information and Systems,Vol. J91-D, No. 4, pp.873--888 (Apr., 2008)
    http://search.ieice.org/bin/summary.php?id=j91-d_4_873&category=D&year=2008&lang=J&abst=
[Patents / softwares / other works] 

  1. A Japanese patent (No. 3002727) is excluded from this list for simplicity.

  2. K. Maruyama, K. Kodama, S. Hidaka, H. Hashizume, Y. Ji, I. Ide and A. Nakamura:L4Minix Ver. E,
    http://research.nii.ac.jp/H2O, 2002

  3. T. Saito, H. Aida, T. Aoki, S. Hidaka and U. Bunworasate: "Variable rate TDM switching system", United States Patent US6,628,650(Sep., 2003)
[Other publications] 

  1. H. Aida, S. Kawai and S. Hidaka: Implementation of NCX Compiler on AP1000(in Japanese), Proc. of the 4th Symposium on An Information Processing System Founded on Massively Parallel Principles, Priority Research Area of Ministry of Education, Japanese Government, pp. 2-112--2-126,(Mar., 1994)

  2. H. Aida, S. Kawai, S. Hidaka and H. Hayashi: Implementation of NCX Compiler on AP1000(in Japanese), Proc. of the 5th Symposium on An Information Processing System Founded on Massively Parallel Principles, Priority Research Area of Ministry of Education, Japanese Government, pp. 2-2--2-6,(Oct., 1994)

  3. H. Aida, S. Kawai, S. Hidaka and H. Hayashi: Implementation of NCX Compiler on AP1000(in Japanese), Proc. of the 6th Symposium on An Information Processing System Founded on Massively Parallel Principles, Priority Research Area of Ministry of Education, Japanese Government, pp. 2-2--2-9,(Mar., 1995)

  4. H. Aida, and S. Hidaka: Implementation of NCX Compiler on AP1000(in Japanese), Proc. of the 7th Symposium on An Information Processing System Founded on Massively Parallel Principles, Priority Research Area of Ministry of Education, Japanese Government, pp. 35-43(Mar., 1996)

  5. S. Hidaka, H. Aida and T. Saito: Logical Process Scheduling using Heap Data Structure in Parallel Discrete Event Stimulation(in Japanese), IEICE Technical Report. Computer Systems, Vol.98, No. 234, pp. 81-87,(Aug., 1998)

  6. N. Kando, K. Kuriyama, T. Nozue, K. Eguchi, H. Kato and S. Hidaka: Overview of IR tasks at the first NTCIR Workshop, In Proceedings of the First NTCIR Workshop on Research in Japanese Text Retrieval and Term Recognition, pp.11-44, Tokyo, Japan,(Aug., 1999)

  7. N. Kando, K. Kuriyama, T. Nozue, K. Eguchi, H. Kato and S. Hidaka: The NTCIR Workshop : The first evaluation workshop on Japanese text retrieval and cross-lingual information retrieval (invited), In Proceedings of the 4th International Workshop on Information Retrieval with Asian Languages., Taipei, Taiwan,(Nov., 1999)

  8. S. Hidaka, H. Kato, S. Sato, N. Kando and K. Oyama: Online Publication Systems(in Japanese), IPSJ SIG Notes (FI), Vol. 99, No. 102, pp.9-14,(Nov., 1999) (Also appears in Proc. of the 16th Workshop on Digital Libraries, pp.115-120,(Nov., 1999))

  9. S. Hidaka, H. Kato and K. Oyama:A Study on Index Structure for Querying Already-Read Documents based on Visual Memory of Word Occurrences(in Japanese), IPSJ SIG Notes (DBS) Vol. 2000, No. 10, pp.17-20,(Jan., 2000)

  10. N. Kando, K. Kuriyama, T. Nozue, K. Eguchi, H. Kato, S. Hidaka and K. Oyama: Construction of a Large-scale Test Collection for IR Systems, In Proceedings of the First International Symposium on Advanced Informatics (AdInfo2000), pp.111-118, Tokyo, Japan(Mar., 2000)

  11. S. Hidaka, H. Kato and K. Oyama: (Poster) Querying Structured Documents based on Human Visual Memory, Proceedings of the First International Symposium on Advanced Informatics(AdInfo2000), pp.127-132, Tokyko, Japan,(Mar., 2000)

  12. S. Hidaka, K. Kodama and K. Maruyama: A study on multi-server distributed OS for real-time systems(in Japanese), IPSJ SIG Notes (OS), June, 2001, pp.41-48,(Jun., 2001)

  13. T. Aoki, Y. Takahashi, S. Hidaka, H.Kato and H. Yasuda: Study on Watermarking for Animation Images(in Japanese), IPSJ SIG Notes (EIP), Vol. 2001, No.85, pp.11-16,(Sep., 2001)

  14. M. Koike, T. Aoki, K. Ikeda, M. Ito and S. Hidaka: 3D Interface for Image/Video Retrieval, IPSJ SIG Notes AVM, Vol. 2004, No. 25, pp. 67-72(Mar.,2004)

  15. M. Koike, T. Aoki, K. Ikeda and S. Hidaka: Verification of Effectiveness on 3D Interface for Image/Video Retrieval, IPSJ SIG Notes AVM, Vol. 2004, No. 65, pp. 11-16(Mar.,2004)

  16. Hiroyuki KATO and Soichiro HIDAKA, FLWOR Arranging; Optimizing nested FLWOR bloks in XQuery by rewriting, IPSJ SIG Technical Report, 2004-DBS-133(1) , pp.1-8(May, 2004)

  17. Hiroyuki KATO and Soichiro HIDAKA, Constant Folding in XQuery , Technical Report of IEICE DE2004-2(2004-6), Vol. 104, No.102, pp. 7-11(Jun., 2004)

  18. M. Ito, M. Koike, K. Ikeda, S. Hidaka and T. Aoki: Meta-data Description and System Development for Advanced Video Retrieval, IPSJ SIG Notes AVM, Vol. 2004, No. 65, pp.17-22(Jun.,2004)

  19. Ryota Ozaki, Katsumi Maruyama, Soichiro Hidaka and Kazuya Kodama, "Network Extended Device Management System Supporting Common Interface and Location Transparency," 2004 "Aomori" Summer United Workshops on Parallel, Distributed and Cooperative Processing (SWoPP 2004), 2004-OS-97-11, pp.81-88(Aug. 2004)

  20. Ryota Ozaki, Soichiro Hidaka and Kazuya Kodama, Katsumi Maruyama : "Network Extended Device Management System Supporting Location Transparency", IPSJ SIG Notes, 2005-MBL-32-8, 2005-UBI-7-8,pp.53-59(Mar., 2005)

  21. Hidaka, S., Kato, H., Yoshikawa, M.: An XQuery Cost Model in Relative Form, Technical report, National Institute of Informatics, NII-2005-016E (Nov., 2005)
    http://research.nii.ac.jp/TechReports/05-016E.html
  22. Hidaka, S., Kato, H., Yoshikawa, M.: XQuery Equalities and Cost Model, In Proc. The 4th Workshop on Programmable Structured Documents, pp. 58—77, Tokyo, Japan(Dec., 2005)

  23. Kato, H., Hidaka, S., Yoshikawa, M.: FLWOR Arranging: an XQuery Partial Evaluation, In Proc. The 4th Workshop on Programmable Structured Documents, pp. 78—88, Tokyo, Japan(Dec., 2005)

  24. Ryota Ozaki, Soichiro Hidaka, Kazuya Kodama and Katsumi Maruyama : "Design and Implementation of Remote Device Access Facility to Support Device Migration", IPSJ SIG Notes, MBL36-UBI10, MBL5, pp.251-220 (Feb., 2006)
    http://ci.nii.ac.jp/naid/110004710204/
  25. Ryota Ozaki, Soichiro Hidaka, Kazuya Kodama and Katsumi Maruyama : "Device Mobile Usage and Its Support System Enabling Users to Walk around", IEICE SIG Notes of Next Generation Network Software, p.11(Jun., 2006)(in Japanese)

  26. Ryota Ozaki, Soichiro Hidaka, Kazuya Kodama and Katsumi Maruyama : "Improving Availability on a Muti-server Operating System", IEICE SIG Notes of Dependable Computing (DC2006-81), pp.7-11(Jun., 2007)(in Japanese)
    http://ci.nii.ac.jp/naid/110006224500/
  27. Ryota Ozaki, Soichiro Hidaka, Kazuya Kodama, Katsumi Maruyama: Quick and Lightweight Detection of Anomalous Drivers in Multi-server Operating Systems to Improve Availability, The International Conference on Dependable Systems and Networks 2007 (DSN '07), pp.378-379 (Jun., 2007)

  28. Ryota Ozaki, Soichiro Hidaka, Kazuya Kodama, Katsumi Maruyama: Quick Recovery of Failed Drivers on Multi-server Operating Systems(in Japanese) ,Summer United Workshops on Parallel, Distributed, and Cooperative Processing ,Information Processing Society of Japan , IPSJ Sig Notes, OS 106 pp.47--53 (Aug., 2007)
    http://ci.nii.ac.jp/naid/110006390001/
  29. Ryota Ozaki, Soichiro Hidaka, Kazuya Kodama, Katsumi Maruyama: Quick Recovery of Failed Drivers on Multi-server Operating Systems to Improve Availability, Forum on Information Technology 2007 (FIT2007), pp.93--94 (Sep., 2007)

  30. Soichiro HIDAKA, Hiroyuki KATO, Masatoshi YOSHIKAWA: A Relative Cost Model of XQuery for Optimization Based on Rewriting (in Japanese), NII Technical Reports ,NII-2008-003J (Feb., 2008)
    http://research.nii.ac.jp/TechReports/08-003J.html
[Speeches and oral presentations] 

  1. S. Hidaka, S. Kawai, H. Aida and T. Saito: Assigning Virtual Processors onto MIMD computers in a Compiler for Massively-Parallel C Language NCX(in Japanese), Proc. 49th National Convention IPSJ, No. 5, pp.75-76,(Sep., 1994)

  2. S. Kawai, S. Hidaka, H. Aida and T. Saito: Compiling for Massively-Parallel C Language NCX on MIMD Computers(in Japanese), Proc. 49th National Convention IPSJ, No.5, pp.73-74,(Sep., 1994)

  3. S. Hidaka, S. Kawai, H. Aida and T. Saito: Remote Evaluating Expressions in Massively-Parallel C Language NCX(in Japanese), Proc. 51st National Convention IPSJ, No. 6, pp. 97-98,(Sep., 1995)

  4. S. Hidaka, H. Aida and T. Saito: Optimization of Communication in Massively-Parallel C Language NCX using Remote Evaluation(in Japanese), Proc. of 1996 IEICE Information and System Society Conference, p.60,(Sep., 1996)

  5. S. Hidaka, H. Gotoda, H. Hashizume and K. Ono: An Automated Circuit Design System using PDF-based Electronic Documents(in Japanese), Proc. 1997 IEICE General Conference, Fundamentals of Electronics, Communications and Computer Sciences, p.109,(Mar,. 1997)

  6. S. Hidaka, H. Aida and T. Saito: A study on Acceleration of Parallel Event Simulation of Queuing System(in Japanese), Proc. 1998 IEICE General Conference, Information and Systems, No. 1, p.40,(Mar., 1998)

  7. T. Toranawigrai, S. Hidaka, A. Hashimoto, T. Aoki, H. Aida and T. Saito: A Study of Ring Reconfiguration in Wireless Token Passing LAN, Proc. 1998 IEICE General Conference, Communications, No. 1, p.667(Mar., 1998)

  8. E. Shimamura, S. Hidaka, H. Aida and T. Saito: A study on statistical issue of parallel discrete event simulations(in Japanese), Proc. 57th National Convention IPSJ, No.1, p.21,(Oct., 1998)

  9. E. Shimamura, S. Hidaka, H. Aida and T. Saito: A study on output analysis of parallel discrete event simulations(in Japanese), Proc. 58th National Convention IPSJ, No. 1, pp.305-306,(Mar., 1999)

  10. S. Shuto, B. Kim, S. Hidaka, H. Aida and T. Saito: A Proposal of Wireless Token Passing LAN(in Japanese), Proc. 1999 IEICE General Conference, Communications, No. 1, pp.578,(Mar., 1999)

  11. S. Cai, S. Hidaka, H. Aida and T. Saito: Optimization of communication process by logical process transfer in PDES(in Japanese), Proc. 59th National Convention IPSJ, No. 1, pp.147-148,(Sep., 1999)

  12. T. Aoki, H. Kato, T. Kimura, A. Hamanaka and S. Hidaka: Trends and Future Challenges of Digital Contents Distribution(in Japanese), Seminar of J-Techno Incorporated,(Jan., 2001)

  13. T. Aoki, H. Kato, T. Kimura, Y. Takahashi and S. Hidaka: A Cutting-tolerant Watermarking Method for CG/Animation Image(in Japanese), Proc. 2001 IEICE General Conference, Fundamentals of Electronics, Communications and Computer Sciences, p.205,(Mar., 2001)

  14. Y. Takahashi, T. Kimura, H. Kato, S. Hidaka and T. Aoki: Implementation of the Digital Watermark with Robustness to Cropping(in Japanese), Proc. of 2001 IEICE Information and System Society Conference, p.188,(Aug., 2001)

  15. S. Hidaka, Y. Takahashi, T. Kimura, H. Kato and T. Aoki: A Study on Digital Watermark Suited to CG/Animation Images(in Japanese), Proc. 63rd National Convention IPSJ, Vol. 3, pp.557-558,(Sep., 2001)

  16. Y. Takahashi, T. Kimura, H. Kato, S. Hidaka and T. Aoki: Advantages of the Digital Watermark aware of Image Objects(in Japanese), Proc. of 2002 IEICE Information and System Society Conference, D-11-16(Mar., 2002)

  17. S. Hidaka: Large Scale Telecommunication Simulation in Hybrid Parallel Environment(in Japanese), Proc. of 2002 IEICE Communications Society Conference, p480 (Sep., 2002)

  18. Soichiro HIDAKA, Hiroyuki KATO and Masatoshi YOSHIKAWA, " On a Set of Equations for XQuery Source Level Transformation, presented at the 51th IPSJ SIGPRO meeting (Oct, 2004)

  19. Ryota Ozaki, Soichiro Hidaka and Kazuya Kodama, Katsumi Maruyama : "A Design of Network Extended Device Management System",Proc. IEICE Gen. Conf. '05, D-3-4,p.24(Mar., 2005)

  20. Ryota Ozaki, Soichiro Hidaka, Kazuya Kodama and Katsumi Maruyama : "Continuous Access to Remote Devices in the Presence of Device Migration'', Proc. of the The International Conference on Dependable Systems and Networks 2005 (DSN-2005), pp.86-87(Jun.,2005)

  21. Hidaka, S., Kato, H., Yoshikawa, M.: An application of fusion transformation to XQuery including vertical recursions(in Japanese), in Proc. of The 8th JSSST Workshop on Programming and Programming Languages, Short presentation and Poster, p183(Mar., 2006)

  22. Hidaka, S., Kato, H.: An application of fusion transformation to XQuery - Opportunities and Limitations(in Japanese), in Proc. of The 9th JSSST Workshop on Programming and Programming Languages, Poster, p218(Mar., 2007)

  23. Hiroyuki Kato, Soichiro Hidaka: Rewriting XQuery Based on Emulating distinct-doc-order by Using Extended Dewey's, presented at the 64th IPSJ SIGPRO meeting (Jun., 2007)
    http://fw8.bookpark.ne.jp/cm/ipsj/particulars.asp?content_id=IPSJ-TPRO4901013-PRT
[Other activities in the past] 

  1. Apr. 1999-Mar. 2000 Member of Electronic Library System sectional meeting

  2. Apr. 1999-Apr. 2001 Member of Online Journal Editing and Publishing System development project working group

  3. Apr. 1999-Apr. 2001 Member of Online Journal Editing and Publishing System general propulsion working group

  4. 2002 Member of meetings to incorporate NII research bulletin into Online Journal System

  5. Apr. 1999-Mar. 2000 Member of new IR system development working group

  6. Apr. 1999-Mar.2000 Member of Information Retrieval sectional meeting

  7. Jul. 1999-2000 Member of Citation Link System preparation working group

  8. Jul. 1999-Jun. 2000 in charge of online proceedings for NTCIR workshop

  9. Oct. 2000-Jul. 2001 Member, Digital Contents Integration Platform Project

  10. Sep. 2001-Mar. 2002 Member, Service Design Group, Portal Site Incubation Project

  11. Apr. 2002-Mar. 2003 Member, Research Bulletin Group of the above project

  12. Jun. 2003 - Mar. 2004 Member, Grand Design Group of the above project

  13. Oct. 2001-Sep. 2002 in charge of the regular format page for faculty members' carrier records, research web working group

  14. Sep. 2002 - Mar. 2007 Member, Member, E-Journal (REO) Project

  15. Mar. 2004 - Nov. 2004 Member, Scientific Information Portal/Catalog System Specification Committee

  16. Apr. 2004 - Mar. 2007 Member, System Administration sectional meeting

  17. Oct. 2005 - Mar. 2007 Member, public key infrastructure group

  18. Jul. 2006 - Mar. 2008 Technical Support, Technical Report Working Group

  19. Dec. 2006 - Mar. 2007 Member, Internal LAN Management and Operation Working Group
[Competitive research funds] 

  (1) Grant in aid for scientific research

  • 2000FY Encouragement of Young Scientists (A) (2000-2001FY:1.9 million yen) ”A study on supporting of processor assignment for large scale parallel discrete event simulation” (12750372)
  • 2002FY Encouragement of Young Scientists(B)(2002-2004FY:3.1 million yen) “A study on accelerating parallel asynchronous I/O for document archiving/retrieval and other non-numeric computing applications”(14750339)
  • 2005FY Encouragement of Young Scientists(B)(2005-2006FY:2.0 million yen) “A Study on Parallelism of Functional Query Languages in the Presence of Side-Effects”(17700041)
  • 2008FY Encouragement of Young Scientists(B)“A Study on application of fusion transformatin on XML database programing languages”(20700035)
  (2) Public funding

  • SCOPE subproject(2003-2005FY: 2.379 million yen) "A study on Very Fast Metadata Retrieval based on XQuery Optimization"
  (3) Others

  • 2000FY Research Grant : 1.0 million yen total