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SaiToh Akira  齋藤 暁

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齋藤 暁  サイトウ アキラ

SAITOH Akira  齋藤 暁

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Researcher Number 70513068
Other IDs
Affiliation (Current) 2025: 崇城大学, 情報学部, 准教授
Affiliation (based on the past Project Information) *help 2018 – 2023: 崇城大学, 情報学部, 准教授
2013 – 2015: 豊橋技術科学大学, 工学(系)研究科(研究院), 助教
2010: 近畿大学, 総合理工学研究科(研究科), 博士研究員
2010: Kinki University, 総合理工学研究科, 博士研究員
2009: Kinki University, 総合理工学研究科(研究院), 博士研究員
Review Section/Research Field
Principal Investigator
Basic Section 60100:Computational science-related / Atomic/Molecular/Quantum electronics / Fundamental theory of informatics
Keywords
Principal Investigator
多倍長精度計算 / 行列積状態 / 密度行列繰込群 / 数値シミュレーション / 数値繰込群 / ベンチマーク / 素因数分解 / 古典シミュレーション / 量子回路 / スピンLiouville空間 … More / 量子誤り / 量子計算 / 量子計算機 / 量子エラー / 量子通信 / 非古典的相関 / 量子通信プロトコル / 量子情報処理 Less
  • Research Projects

    (3 results)
  • Research Products

    (58 results)
  •  A multiprecision numerical renormalization group method applied for prime factorizationPrincipal Investigator

    • Principal Investigator
      齋藤 暁
    • Project Period (FY)
      2018 – 2024
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 60100:Computational science-related
    • Research Institution
      Sojo University
  •  Reconsideration of a quantum error model by using multiprecision DMRGPrincipal Investigator

    • Principal Investigator
      SaiToh Akira
    • Project Period (FY)
      2013 – 2015
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Atomic/Molecular/Quantum electronics
    • Research Institution
      Toyohashi University of Technology
  •  Economization of quantum resources for quantum functional networksPrincipal Investigator

    • Principal Investigator
      SAITOH Akira
    • Project Period (FY)
      2009 – 2010
    • Research Category
      Grant-in-Aid for Research Activity Start-up
    • Research Field
      Fundamental theory of informatics
    • Research Institution
      Kinki University

All 2024 2023 2020 2018 2016 2015 2014 2013 2011 2010 2009 Other

All Journal Article Presentation

  • [Journal Article] 小規模クラスタマシン制作報告2020

    • Author(s)
      齋藤暁
    • Journal Title

      崇城大学紀要

      Volume: 45 Pages: 75-96

    • NAID

      120006823614

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18K11344
  • [Journal Article] Quantum digital-to-analog conversion algorithm using decoherence2015

    • Author(s)
      Akira SaiToh
    • Journal Title

      Quantum Information Processing

      Volume: 14 Issue: 8 Pages: 2729-2748

    • DOI

      10.1007/s11128-015-1033-x

    • NAID

      110009950264

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-25871052
  • [Journal Article] Fast and accurate simulation of quantum computing by multi-precision MPS: recent development2014

    • Author(s)
      Akira SaiToh
    • Journal Title

      in the Proceedings of the Summer Workshop on ``Physics, Mathematics, And All That Quantum Jazz'', S. Tanaka et al. Eds, (World Scientific, Singapore, 2014)

      Volume: - Pages: 49-67

    • Data Source
      KAKENHI-PROJECT-25871052
  • [Journal Article] Tractable measure of nonclassical correlation using density matrix truncations2011

    • Author(s)
      Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
    • Journal Title

      Quantum Information Processing

      Volume: (Online First)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Journal Article] Mathematical framework for detection and quantification of nonclassical correlation2011

    • Author(s)
      Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
    • Journal Title

      Quantum Information and Computation

      Volume: 11 Pages: 167-180

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Journal Article] Mathematical framework for detection and quantification of nonclassical correlation2011

    • Author(s)
      Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
    • Journal Title

      Quantum Information & Computation. Vol.11,0167

      Pages: 14-14

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Journal Article] Quantum Wipe Effect2010

    • Author(s)
      Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
    • Journal Title

      in "Decoherence Suppression in Quantum Systems 2008"(Kinki University Series on Quantum Computing vol.3) VOL.3

      Pages: 151-179

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Journal Article] Single-experiment-detectable nonclassical correlation witness2010

    • Author(s)
      Robabeh Rahimi, Akira SaiToh
    • Journal Title

      Physical Review A Vol.82,022314

      Pages: 4-4

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Journal Article] Quantum Wipe Effect2010

    • Author(s)
      Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
    • Journal Title

      in Proceedings of the Symposium on Decoherence Suppression in Quantum Systems 2008(Edited by M. Nakahara et al.)(World Scientific, Singapore)

      Pages: 151-179

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Journal Article] Single-experiment-detectable nonclassical correlation witness2010

    • Author(s)
      Robabeh Rahimi, Akira SaiToh
    • Journal Title

      Physical Review A

      Volume: 82

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Journal Article] Tractable measure of nonclassical correlation using density matrix truncations2010

    • Author(s)
      Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
    • Journal Title

      Quantum Information Processing, published in "online first"

      Pages: 17-17

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] ZKCMライブラリの他分野での応用に向けてII─その後の展開2024

    • Author(s)
      齋藤 暁
    • Organizer
      第10回QUATUO研究会
    • Data Source
      KAKENHI-PROJECT-18K11344
  • [Presentation] Evaluation of conventional algorithms for Moore-Penrose inverse in the parallel multiple-precision computing environment2024

    • Author(s)
      Akira SaiToh
    • Organizer
      5th International Workshop on Massively Parallel Programming for Quantum Chemistry and Physics (MPQCP 2024)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11344
  • [Presentation] Recent Extensions of the ZKCM Library for Parallel and Accurate MPS Simulation of Quantum Circuits2023

    • Author(s)
      Akira SaiToh
    • Organizer
      34th IUPAP Conference on Computational Physics (CCP2023)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11344
  • [Presentation] ZKCMライブラリの他分野での応用に向けて2020

    • Author(s)
      齋藤暁
    • Organizer
      第9回QUATUO研究会
    • Data Source
      KAKENHI-PROJECT-18K11344
  • [Presentation] 量子アルゴリズムの数値シミュレーションに必要な浮動小数点精度の再考2020

    • Author(s)
      齋藤暁
    • Organizer
      日本応用数理学会第16回研究部会連合発表会
    • Data Source
      KAKENHI-PROJECT-18K11344
  • [Presentation] 超高精度高速量子計算機シミュレーションライブラリのGPGPUによる高速化と今後の展望2018

    • Author(s)
      齋藤 暁
    • Organizer
      第8回QUATUO研究会
    • Data Source
      KAKENHI-PROJECT-18K11344
  • [Presentation] 行列積状態を用いた量子計算機の古典計算機シミュレーションの現状と展望2018

    • Author(s)
      齋藤 暁
    • Organizer
      量子情報・量子生命セミナー 量子計算化学シリーズ第3回 依頼講演
    • Data Source
      KAKENHI-PROJECT-18K11344
  • [Presentation] MPS simulation of a DQC1 quantum algorithm2016

    • Author(s)
      Akira SaiToh
    • Organizer
      The 75th Okazaki Conference ``Tensor Network States: Algorithms and Applications 2016''
    • Place of Presentation
      岡崎コンファレンスセンター, 岡崎
    • Year and Date
      2016-01-11
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-25871052
  • [Presentation] DQC1アルゴリズムのMPSシミュレーションコストについて2016

    • Author(s)
      齋藤暁
    • Organizer
      日本物理学会第71回年次大会
    • Place of Presentation
      東北学院大学, 仙台
    • Year and Date
      2016-03-19
    • Data Source
      KAKENHI-PROJECT-25871052
  • [Presentation] Practical difficulty and techniques in matrix-product-state simulation of quantum computing in Hilbert space and Liouville space2015

    • Author(s)
      Akira SaiToh
    • Organizer
      21st Conference on Applications of Computer Algebra (ACA 2015)
    • Place of Presentation
      Kalamata, Greece
    • Year and Date
      2015-07-20
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-25871052
  • [Presentation] Error Control of Quantum Walk2015

    • Author(s)
      Akihide Miyazaki, Shinri Yamada, Akira SaiToh, Shinji Hamada, and Hideo Sekino
    • Organizer
      Workshop of Quantum Simulation and Quantum Walks 2015
    • Place of Presentation
      横浜国立大学, 横浜
    • Year and Date
      2015-11-16
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-25871052
  • [Presentation] Development of multi-precision time-dependent matrix product state library for simulating quantum computation2014

    • Author(s)
      Akira SaiToh
    • Organizer
      7th Beyond Simulation Forum
    • Place of Presentation
      愛知県豊橋市
    • Data Source
      KAKENHI-PROJECT-25871052
  • [Presentation] 時間依存密度行列繰込群による量子計算機のシミュレーションの実際2014

    • Author(s)
      齋藤暁
    • Organizer
      基礎物理学研究所研究会 量子情報の新展開-複雑性の極限における普遍的物理の探求-
    • Place of Presentation
      京都
    • Invited
    • Data Source
      KAKENHI-PROJECT-25871052
  • [Presentation] 多倍長精度のオペレータ空間時間依存行列積ライブラリの開発状況と展望2014

    • Author(s)
      齋藤暁
    • Organizer
      第3回QUATUO研究会
    • Place of Presentation
      高知県香美市
    • Data Source
      KAKENHI-PROJECT-25871052
  • [Presentation] 量子緩和を利用した量子DA変換アルゴリズム2014

    • Author(s)
      齋藤暁
    • Organizer
      コンピュテーション研究会 (信学技報 vol.114, no.199, COMP2014-21, pp.43-49)
    • Place of Presentation
      豊橋技術科学大学, 愛知県豊橋市
    • Year and Date
      2014-09-02
    • Data Source
      KAKENHI-PROJECT-25871052
  • [Presentation] On the hardness of practical instances for time-dependent MPS simulation of typical quantum algorithms2013

    • Author(s)
      Akira SaiToh
    • Organizer
      The 12th Asia Pacific Physics Conference (APPC12)
    • Place of Presentation
      Makuhari, Japan
    • Data Source
      KAKENHI-PROJECT-25871052
  • [Presentation] Fast and accurate simulation of quantum computing by multi-precision MPS: recent development2013

    • Author(s)
      Akira SaiToh
    • Organizer
      Summer Workshop on ``Physics, Mathematics, And All That Quantum Jazz''
    • Place of Presentation
      Higashi Osaka, Japan
    • Data Source
      KAKENHI-PROJECT-25871052
  • [Presentation] アニーリング機械の現実的な計算能力について2013

    • Author(s)
      齋藤暁
    • Organizer
      日本物理学会2013年秋季大会
    • Place of Presentation
      徳島
    • Data Source
      KAKENHI-PROJECT-25871052
  • [Presentation] 線形写像による非古典的相関の検出と定量化に関する制限2011

    • Author(s)
      齋藤暁,Robabeh Rahimi,中原幹夫
    • Organizer
      日本物理学会第66回年次大会
    • Place of Presentation
      新潟大学,新潟県
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Limitation for linear maps in a class for detection and quantification of bipartite nonclassical correlation2011

    • Author(s)
      Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
    • Organizer
      14th Workshop on Quantum Information Processing
    • Place of Presentation
      Sentosa, Singapore
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Limitation for linear maps in a class for detection and quantification of bipartite nonclassical correlation2011

    • Author(s)
      Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
    • Organizer
      14th Workshop on Quantum Information Processing
    • Place of Presentation
      Sentosa, Singapore.
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] 線形写像による非古典的相関の検出と定量化に関する制限2011

    • Author(s)
      齋藤暁, Robabeh Rahimi, 中原幹夫
    • Organizer
      日本物理学会 第66回年次大会
    • Place of Presentation
      新潟大学(新潟県)
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Characterizing instances for a decision problem of bipartite nonclassical correlation2011

    • Author(s)
      Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
    • Organizer
      2nd Workshop on Quantum Information Science
    • Place of Presentation
      Hong Kong Polytechnic University, Hong Kong, China.
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Characterizing instances for a decision problem of bipartite nonclassical correlation2011

    • Author(s)
      Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
    • Organizer
      2nd Workshop on Quantum Information Science
    • Place of Presentation
      Hong Kong Polytechnic University, Hong Kong, China
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Nonclassical-correlation witness for a single-run detection2010

    • Author(s)
      Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
    • Organizer
      13th International Workshop on Quantum Information Processing
    • Place of Presentation
      ETH, Zurich, Switzerland.
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Nonclassical correlations in quantum systems : detection and quantification2010

    • Author(s)
      Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
    • Organizer
      Workshop on Quantum Information Science
    • Place of Presentation
      University of Hong Kong, Hong Kong, China.
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Practical evaluation of an MPS simulation as a classical search tool2010

    • Author(s)
      Akira SaiToh
    • Organizer
      International Iran Conference on Quantum Information 2010
    • Place of Presentation
      International Campus of Sharif University of Technology, Kish, Iran
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Nonclassical correlation in superdense coding for ENDOR-like systems with a static decoherence control2010

    • Author(s)
      Robabeh Rahimi, Akira SaiToh
    • Organizer
      10th Asian Conference on Quantum Information Science
    • Place of Presentation
      東京大学(東京都)
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] 二体系における非古典相関の決定問題のハード/イージーインスタンス2010

    • Author(s)
      齋藤暁, Robabeh Rahimi, 中原幹夫
    • Organizer
      日本物理学会2010年秋季大会
    • Place of Presentation
      大阪府立大学(大阪府)
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Performance evaluation of a classical database search that internally simulates an ensemble quantum database search2010

    • Author(s)
      Akira SaiToh
    • Organizer
      APS March Meeting 2010
    • Place of Presentation
      Oregon Convention Center, Portland, USA
    • Year and Date
      2010-03-15
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Nonclassical correlation in superdense coding for ENDOR-like systems with a static decoherence control2010

    • Author(s)
      Robabeh Rahimi, Akira SaiToh
    • Organizer
      10th Asian Conference on Quantum Information Science
    • Place of Presentation
      東京大学,東京都
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] 二体系における非古典相関の決定問題のハード/イージーインスタンス2010

    • Author(s)
      齋藤暁,Robabeh Rahimi,中原幹夫
    • Organizer
      日本物理学会2010年秋季大会
    • Place of Presentation
      大阪府立大学,大阪府
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Nonclassical-correlation witness for a single-run detection2010

    • Author(s)
      Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
    • Organizer
      13th International Workshop on Quantum Information Processing
    • Place of Presentation
      ETH, Zurich, Switzerland
    • Year and Date
      2010-01-21
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Nonclassical correlations in quantum systems : detection and quantification2010

    • Author(s)
      Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
    • Organizer
      Workshop on Quantum Information Science
    • Place of Presentation
      University of Hong Kong, Hong Kong, China
    • Year and Date
      2010-01-07
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Practical evaluation of an MPS simulation as a classical search tool2010

    • Author(s)
      齋藤暁
    • Organizer
      International Iran Conference on Quantum Information 2010
    • Place of Presentation
      International Campus of Sharif University of Technology, Kish, Iran.
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Performance evaluation of a classical database search that internally simulates an ensemble quantum database search2010

    • Author(s)
      齋藤暁
    • Organizer
      APS March Meeting 2010
    • Place of Presentation
      Oregon Convention Center, Portland, USA.
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Time Evolution of Non-Classical Correlated States for an Economical Approach to Quantum Information Processing2009

    • Author(s)
      Robabeh Rahimi, Akira SaiToh, Mikio Nakahara
    • Organizer
      2nd International Workshop on Dynamics and Manipulation of Quantum Systems
    • Place of Presentation
      東京大学,東京都
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Time Evolution of Non-Classical Correlated States for an Economical Approach to Quantum Information Processing2009

    • Author(s)
      Robabeh Rahimi, Akira SaiToh, Mikio Nakahara
    • Organizer
      2nd International Workshop on Dynamics and Manipulation of Quantum Systems
    • Place of Presentation
      東京大学小柴ホール, 東京
    • Year and Date
      2009-10-15
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Nonclassical Correlation Witness2009

    • Author(s)
      Robabeh Rahimi, Akira SaiToh, Mikio Nakahara
    • Organizer
      International Symposium on Quantum Nanophotonics and Nanoelectronics
    • Place of Presentation
      東京大学駒場キャンパス, 東京
    • Year and Date
      2009-11-20
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Linear and Nonlinear Maps for Detection and Quantification of Nonclassical Correlations2009

    • Author(s)
      Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
    • Organizer
      International Conference on Quantum Information and Technology
    • Place of Presentation
      国立情報学研究所,東京都
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Linear and Nonlinear Maps for Detection and Quantification of Nonclassical Correlations2009

    • Author(s)
      Akira SaiToh, Robabeh Rahimi, Mikio Nakahara
    • Organizer
      International Conference on Quantum Information and Technology
    • Place of Presentation
      国立情報学研究所, 東京
    • Year and Date
      2009-12-03
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Nonclassical Correlation Witness2009

    • Author(s)
      Robabeh Rahimi, Akira SaiToh, Mikio Nakahara
    • Organizer
      International Symposium on Quantum Nanophotonics and Nanoelectronics
    • Place of Presentation
      東京大学,東京都
    • Data Source
      KAKENHI-PROJECT-21800077
  • [Presentation] Recent progress in a multiprecision MPS simulation library for quantum information science

    • Author(s)
      Akira SaiToh
    • Organizer
      4th International Workshop on Massively Parallel Programming Now in Quantum Chemistry and Physics - Toward post-K computers
    • Place of Presentation
      東京大学, 東京都文京区
    • Year and Date
      2014-11-23 – 2014-11-24
    • Data Source
      KAKENHI-PROJECT-25871052
  • [Presentation] GPUを用いた量子ウォークのエラー抑制シミュレーション

    • Author(s)
      山田真理, 齋藤暁, 濱田信次, 関野秀男
    • Organizer
      電子情報通信学会2015年総合大会
    • Place of Presentation
      立命館大学, 滋賀県草津市
    • Year and Date
      2015-03-10 – 2015-03-13
    • Data Source
      KAKENHI-PROJECT-25871052
  • [Presentation] Highly accurate numerical evaluation of quantum errors in the circuit model

    • Author(s)
      Akira SaiToh
    • Organizer
      International Iran Conference on Quantum Information 2014
    • Place of Presentation
      Isfahan University of Technology, Isfahan, Iran
    • Year and Date
      2014-09-06 – 2014-09-10
    • Data Source
      KAKENHI-PROJECT-25871052
  • [Presentation] アンサンブル量子DA変換における量子相関

    • Author(s)
      齋藤暁
    • Organizer
      第4回QUATUO研究会
    • Place of Presentation
      高知工科大学, 高知県香美市
    • Year and Date
      2015-01-11 – 2015-01-12
    • Data Source
      KAKENHI-PROJECT-25871052
  • [Presentation] Proposal of a quantum digital-to-analog converter for bulk-ensemble machines

    • Author(s)
      Akira SaiToh
    • Organizer
      Physics of Quantum Information Processing (Satellite Workshop of AQIS 2014)
    • Place of Presentation
      大阪大学, 大阪府豊中市
    • Year and Date
      2014-08-25 – 2014-08-26
    • Data Source
      KAKENHI-PROJECT-25871052

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