Osaka University Graduate School of Engineering Science Department of Systems Innovation Division of Advanced Electronics and Optical Science
2017/04 - 2020/03
Osaka University School of Engineering Science
2015/04 - 2017/03
量子ソフトウェア研究会 運営委員 Academic society
2023/04 - Present
PRXQuantum Editorial board Academic society
2024/06 - 2027/06
内閣府 若者円卓会議 Government
2021/03 -
大阪大学賞（若手教員部門）
2024/03
Forbes 30 Under 30 Asia List 2022
2022/05
Innovators Under 35 Japan
MIT Technology Review 2021/02
学生発表賞
第41回量子情報技術研究会 (QIT41) 2020/06
VQE-generated Quantum Circuit Dataset for Machine Learning
Akimoto Nakayama, Kosuke Mitarai, Leonardo Placidi, Takanori Sugimoto, Keisuke Fujii
Physical Review Research Vol. 7 2025/07/11
Quantum circuit unoptimization
Yusei Mori, Hideaki Hakoshima, Kyohei Sudo, Toshio Mori, Kosuke Mitarai, Keisuke Fujii
Physical Review Research Vol. 7 No. 2 2025/05/12
Publisher: American Physical Society (APS)
Scalable circuit depth reduction in feedback-based quantum optimization with a quadratic approximation
Don Arai, Ken N. Okada, Yuichiro Nakano, Kosuke Mitarai, Keisuke Fujii
Physical Review Research Vol. 7 No. 1 2025/01/09
Publisher: American Physical Society (APS)
Quantum kernel t-distributed stochastic neighbor embedding
Yoshiaki Kawase, Kosuke Mitarai, Keisuke Fujii
Physical Review Research Vol. 6 No. 4 2024/12/03 Research paper (scientific journal)
Publisher: American Physical Society (APS)
Nonlinear transformation of complex amplitudes via quantum singular value transformation
Naixu Guo, Kosuke Mitarai, Keisuke Fujii
Physical Review Research Vol. 6 No. 4 2024/12/02
Publisher: American Physical Society (APS)
Classical variational optimization of a PREPARE circuit for quantum phase estimation of quantum chemistry Hamiltonians
Hayata Morisaki, Kosuke Mitarai, Keisuke Fujii, Yuya O. Nakagawa
Physical Review Research Vol. 6 No. 4 2024/11/21
Publisher: American Physical Society (APS)
End-to-end complexity for simulating the Schwinger model on quantum computers
Kazuki Sakamoto, Hayata Morisaki, Junichi Haruna, Etsuko Itou, Keisuke Fujii, Kosuke Mitarai
Quantum Vol. 8 p. 1474-1474 2024/09/17
Publisher: Verein zur Forderung des Open Access Publizierens in den Quantenwissenschaften
Quantum tangent kernel
Norihito Shirai, Kenji Kubo, Kosuke Mitarai, Keisuke Fujii
Physical Review Research Vol. 6 No. 3 2024/08/16 Research paper (scientific journal)
Publisher: American Physical Society (APS)
Markov-chain Monte Carlo method enhanced by a quantum alternating operator ansatz
Yuichiro Nakano, Hideaki Hakoshima, Kosuke Mitarai, Keisuke Fujii
Physical Review Research Vol. 6 No. 3 2024/07/25 Research paper (scientific journal)
Publisher: American Physical Society (APS)
Current numbers of qubits and their uses
Tsubasa Ichikawa, Hideaki Hakoshima, Koji Inui, Kosuke Ito, Ryo Matsuda, Kosuke Mitarai, Koichi Miyamoto, Wataru Mizukami, Kaoru Mizuta, Toshio Mori, Yuichiro Nakano, Akimoto Nakayama, Ken N. Okada, Takanori Sugimoto, Souichi Takahira, Nayuta Takemori, Satoyuki Tsukano, Hiroshi Ueda, Ryo Watanabe, Yuichiro Yoshida, Keisuke Fujii
Nature Reviews Physics Vol. 6 p. 345-347 2024/05/31 Research paper (scientific journal)
Publisher: Springer Science and Business Media LLC
Continuous optimization by quantum adaptive distribution search
Kohei Morimoto, Yusuke Takase, Kosuke Mitarai, Keisuke Fujii
Physical Review Research Vol. 6 No. 2 2024/05/20
Publisher: American Physical Society (APS)
Accelerating Grover Adaptive Search: Qubit and Gate Count Reduction Strategies With Higher Order Formulations
Yuki Sano, Kosuke Mitarai, Naoki Yamamoto, Naoki Ishikawa
IEEE Transactions on Quantum Engineering Vol. 5 2024/04
Publisher: Institute of Electrical and Electronics Engineers (IEEE)
Experimental demonstration of a high-fidelity virtual two-qubit gate
Akhil Pratap Singh, Kosuke Mitarai, Yasunari Suzuki, Kentaro Heya, Yutaka Tabuchi, Keisuke Fujii, Yasunobu Nakamura
Physical Review Research Vol. 6 No. 1 2024/03/04
Publisher: American Physical Society (APS)
Machine learning assisted by quantum computers
Kosuke Mitarai
JSAP Review Vol. 2024 2024/02
Almost optimal measurement scheduling of molecular Hamiltonian via finite projective plane
Wataru Inoue, Koki Aoyama, Yusuke Teranishi, Keita Kanno, Yuya O. Nakagawa, Kosuke Mitarai
Physical Review Research Vol. 6 No. 1 2024/01/25
Publisher: American Physical Society (APS)
Simulation and performance analysis of quantum error correction with a rotated surface code under a realistic noise model
Mitsuki Katsuda, Kosuke Mitarai, Keisuke Fujii
Physical Review Research Vol. 6 No. 1 2024/01/08
Publisher: American Physical Society (APS)
Classically optimized variational quantum eigensolver with applications to topological phases
Ken N. Okada, Keita Osaki, Kosuke Mitarai, Keisuke Fujii
Physical Review Research Vol. 5 No. 4 2023/12/08 Research paper (scientific journal)
Publisher: American Physical Society (APS)
The cross-sectional stock return predictions via quantum neural network and tensor network
Nozomu Kobayashi, Yoshiyuki Suimon, Koichi Miyamoto, Kosuke Mitarai
Quantum Machine Intelligence Vol. 5 No. 2 2023/12/07
Publisher: Springer Science and Business Media LLC
Perturbation theory with quantum signal processing
Kosuke Mitarai, Kiichiro Toyoizumi, Wataru Mizukami
Quantum Vol. 7 p. 1000-1000 2023/05/12 Research paper (scientific journal)
Publisher: Verein zur Forderung des Open Access Publizierens in den Quantenwissenschaften
Subspace variational quantum simulator
Kentaro Heya, Ken M. Nakanishi, Kosuke Mitarai, Zhiguang Yan, Kun Zuo, Yasunari Suzuki, Takanori Sugiyama, Shuhei Tamate, Yutaka Tabuchi, Keisuke Fujii, Yasunobu Nakamura
Physical Review Research Vol. 5 No. 2 2023/05/01
Publisher: American Physical Society (APS)
Pricing Multi-asset Derivatives by Variational Quantum Algorithms
Kenji Kubo, Koichi Miyamoto, Kosuke Mitarai, Keisuke Fujii
IEEE Transactions on Quantum Engineering Vol. 4 p. 1-17 2023/04 Research paper (scientific journal)
Publisher: Institute of Electrical and Electronics Engineers (IEEE)
Parametric t-stochastic neighbor embedding with quantum neural network
Yoshiaki Kawase, Kosuke Mitarai, Keisuke Fujii
Physical Review Research Vol. 4 No. 4 2022/12/19 Research paper (scientific journal)
Publisher: American Physical Society (APS)
Constructing Local Bases for a Deep Variational Quantum Eigensolver for Molecular Systems
Luca Erhart, Kosuke Mitarai, Wataru Mizukami, Keisuke Fujii
Physical Review Applied Vol. 18 No. 6 2022/12/16 Research paper (scientific journal)
Publisher: American Physical Society (APS)
Quantifying fermionic nonlinearity of quantum circuits
Shigeo Hakkaku, Yuichiro Tashima, Kosuke Mitarai, Wataru Mizukami, Keisuke Fujii
Physical Review Research Vol. 4 No. 4 2022/11/14 Research paper (scientific journal)
Publisher: American Physical Society (APS)
Local Variational Quantum Compilation of Large-Scale Hamiltonian Dynamics
Kaoru Mizuta, Yuya O. Nakagawa, Kosuke Mitarai, Keisuke Fujii
PRX Quantum Vol. 3 No. 4 2022/10/05 Research paper (scientific journal)
Publisher: American Physical Society (APS)
Quantum expectation-value estimation by computational basis sampling
Masaya Kohda, Ryosuke Imai, Keita Kanno, Kosuke Mitarai, Wataru Mizukami, Yuya O. Nakagawa
Physical Review Research Vol. 4 No. 3 2022/09/02 Research paper (scientific journal)
Publisher: American Physical Society (APS)
Quadratic Clifford expansion for efficient benchmarking and initialization of variational quantum algorithms
Kosuke Mitarai, Yasunari Suzuki, Wataru Mizukami, Yuya O. Nakagawa, Keisuke Fujii
Physical Review Research Vol. 4 No. 3 2022/07/06 Research paper (scientific journal)
Publisher: American Physical Society (APS)
Parent Hamiltonian as a benchmark problem for variational quantum eigensolvers
Fumiyoshi Kobayashi, Kosuke Mitarai, Keisuke Fujii
Physical Review A Vol. 105 No. 5 2022/05/10 Research paper (scientific journal)
Deep Variational Quantum Eigensolver: a divide-and-conquer method for solving a larger problem with smaller size quantum computers
Keisuke Fujii, Kaoru Mizuta, Hiroshi Ueda, Kosuke Mitarai, Wataru Mizukami, Yuya O. Nakagawa
PRXQuantum Vol. 3 No. 1 2022/03/21 Research paper (scientific journal)
Publisher: American Physical Society (APS)
Calculating transition amplitudes by variational quantum deflation
Yohei Ibe, Yuya O. Nakagawa, Nathan Earnest, Takahiro Yamamoto, Kosuke Mitarai, Qi Gao, Takao Kobayashi
Physical Review Research Vol. 4 No. 1 2022/03/03
Publisher: American Physical Society (APS)
Computational power of one- and two-dimensional dual-unitary quantum circuits
Ryotaro Suzuki, Kosuke Mitarai, Keisuke Fujii
Quantum Vol. 6 p. 631-631 2022/01/24 Research paper (scientific journal)
Publisher: Verein zur Forderung des Open Access Publizierens in den Quantenwissenschaften
Sampling-based quasiprobability simulation for fault-tolerant quantum error correction on the surface codes under coherent noise
Shigeo Hakkaku, Kosuke Mitarai, Keisuke Fujii
Physical Review Research Vol. 3 No. 4 2021/11/19 Research paper (scientific journal)
Publisher: American Physical Society (APS)
Qulacs: a fast and versatile quantum circuit simulator for research purpose
Yasunari Suzuki, Yoshiaki Kawase, Yuya Masumura, Yuria Hiraga, Masahiro Nakadai, Jiabao Chen, Ken M. Nakanishi, Kosuke Mitarai, Ryosuke Imai, Shiro Tamiya, Takahiro Yamamoto, Tennin Yan, Toru Kawakubo, Yuya O. Nakagawa, Yohei Ibe, Youyuan Zhang, Hirotsugu Yamashita, Hikaru Yoshimura, Akihiro Hayashi, Keisuke Fujii
Quantum Vol. 5 p. 559-559 2021/10/06 Research paper (scientific journal)
Publisher: Verein zur Forderung des Open Access Publizierens in den Quantenwissenschaften
Variational quantum algorithms
M. Cerezo, Andrew Arrasmith, Ryan Babbush, Simon C. Benjamin, Suguru Endo, Keisuke Fujii, Jarrod R. McClean, Kosuke Mitarai, Xiao Yuan, Lukasz Cincio, Patrick J. Coles
Nature Reviews Physics Vol. 3 No. 9 p. 625-644 2021/09 Research paper (scientific journal)
Publisher: Springer Science and Business Media LLC
Experimental quantum kernel trick with nuclear spins in a solid
Takeru Kusumoto, Kosuke Mitarai, Keisuke Fujii, Masahiro Kitagawa, Makoto Negoro
npj Quantum Information Vol. 7 No. 1 2021/06 Research paper (scientific journal)
Publisher: Springer Science and Business Media LLC
Learning temporal data with a variational quantum recurrent neural network
Yuto Takaki, Kosuke Mitarai, Makoto Negoro, Keisuke Fujii, Masahiro Kitagawa
Physical Review A Vol. 103 No. 5 2021/05/13 Research paper (scientific journal)
Publisher: American Physical Society (APS)
Constructing a virtual two-qubit gate by sampling single-qubit operations
Kosuke Mitarai, Keisuke Fujii
New Journal of Physics Vol. 23 No. 2 p. 023021-023021 2021/02/01 Research paper (scientific journal)
Publisher: IOP Publishing
Overhead for simulating a non-local channel with local channels by quasiprobability sampling
Kosuke Mitarai, Keisuke Fujii
Quantum Vol. 5 p. 388-388 2021/01/28 Research paper (scientific journal)
Publisher: Verein zur Forderung des Open Access Publizierens in den Quantenwissenschaften
Toward NMR Quantum Reservoir Computing
Makoto Negoro, Kosuke Mitarai, Kohei Nakajima, Keisuke Fujii
Natural Computing Series p. 451-458 2021 Part of collection (book)
Publisher: Springer Singapore
Variational quantum algorithm for nonequilibrium steady states
Nobuyuki Yoshioka, Yuya O. Nakagawa, Kosuke Mitarai, Keisuke Fujii
Physical Review Research Vol. 2 No. 4 2020/11/30
Publisher: American Physical Society (APS)
Orbital optimized unitary coupled cluster theory for quantum computer
Wataru Mizukami, Kosuke Mitarai, Yuya O. Nakagawa, Takahiro Yamamoto, Tennin Yan, Yu-ya Ohnishi
Physical Review Research Vol. 2 No. 3 2020/09/16 Research paper (scientific journal)
Publisher: American Physical Society (APS)
An advanced 2ω method enabling thermal conductivity measurement for various sample thicknesses: From thin films to bulk materials
Kosuke Mitarai, Ryo Okuhata, Jinichiro Chikada, Tatsuya Kaneko, Yuto Uematsu, Yuki Komatsubara, Takafumi Ishibe, Yoshiaki Nakamura
Journal of Applied Physics Vol. 128 No. 1 p. 015102-015102 2020/07/07 Research paper (scientific journal)
Publisher: AIP Publishing
Theory of analytical energy derivatives for the variational quantum eigensolver
Kosuke Mitarai, Yuya O. Nakagawa, Wataru Mizukami
Physical Review Research Vol. 2 2020/02/05
Subspace-search variational quantum eigensolver for excited states
Ken M Nakanishi, Kosuke Mitarai, Keisuke Fujii
Physical Review Research Vol. 1 2019/10/30
Methodology for replacing indirect measurements with direct measurements
Kosuke Mitarai, Keisuke Fujii
Physical Review Research Vol. 1 2019/08/09
Generalization of the output of variational quantum eigensolver by parameter interpolation with low-depth ansatz
Kosuke Mitarai, Tennin Yan, Keisuke Fujii
PHYSICAL REVIEW APPLIED Vol. 11 No. 4 2019/04/26
Boosting Computational Power through Spatial Multiplexing in Quantum Reservoir Computing
Kohei Nakajima, Keisuke Fujii, Makoto Negoro, Kosuke Mitarai, Masahiro Kitagawa
PHYSICAL REVIEW APPLIED Vol. 11 No. 3 2019/03/12 Research paper (scientific journal)
Quantum Analog-Digital Conversion
Kosuke Mitarai, Masahiro Kitagawa, Keisuke Fujii
PHYSICAL REVIEW A Vol. 99 No. 1 2019/01/02
Quantum Circuit Learning
Kosuke Mitarai, Makoto Negoro, Masahiro Kitagawa, Keisuke Fujii
PHYSICAL REVIEW A Vol. 98 No. 3 2018/09/10
Learning functions of Hamiltonians with Hamiltonian Fourier features
Yuto Morohoshi, Akimoto Nakayama, Hidetaka Manabe, Kosuke Mitarai
2025/04/23
Automating quantum feature map design via large language models
Kenya Sakka, Kosuke Mitarai, Keisuke Fujii
2025/04/10
Quantum expectation value estimation by doubling the number of qubits
Hiroshi Yano, Masaya Kohda, Shoichiro Tsutsui, Ryosuke Imai, Keita Kanno, Kosuke Mitarai, Yuya O. Nakagawa
2024/12/19
Efficient state preparation for multivariate Monte Carlo simulation
Hitomi Mori, Kosuke Mitarai, Keisuke Fujii
2024/09/11
Explicit quantum surrogates for quantum kernel models
Akimoto Nakayama, Hayata Morisaki, Kosuke Mitarai, Hiroshi Ueda, Keisuke Fujii
2024/08/06
Machine learning assisted by quantum computers
Kosuke Mitarai
Vol. 93 No. 1 p. 19-23 2024/01 Article, review, commentary, editorial, etc. (scientific journal)
Algorithmic error mitigation for quantum eigenvalues estimation
Adam Siegel, Kosuke Mitarai, Keisuke Fujii
2023/08/07
A comprehensive survey on quantum computer usage: How many qubits are employed for what purposes?
Tsubasa Ichikawa, Hideaki Hakoshima, Koji Inui, Kosuke Ito, Ryo Matsuda, Kosuke Mitarai, Koichi Miyamoto, Wataru Mizukami, Kaoru Mizuta, Toshio Mori, Yuichiro Nakano, Akimoto Nakayama, Ken N. Okada, Takanori Sugimoto, Souichi Takahira, Nayuta Takemori, Satoyuki Tsukano, Hiroshi Ueda, Ryo Watanabe, Yuichiro Yoshida, Keisuke Fujii
2023/07/30
MNISQ: A Large-Scale Quantum Circuit Dataset for Machine Learning on/for Quantum Computers in the NISQ era
Leonardo Placidi, Ryuichiro Hataya, Toshio Mori, Koki Aoyama, Hayata Morisaki, Kosuke Mitarai, Keisuke Fujii
2023/06/29
Quantum-Selected Configuration Interaction: classical diagonalization of Hamiltonians in subspaces selected by quantum computers
Keita Kanno, Masaya Kohda, Ryosuke Imai, Sho Koh, Kosuke Mitarai, Wataru Mizukami, Yuya O. Nakagawa
2023/02/22
Quantum Features and Quantum Neural Network
Kosuke Mitarai
The Brain & Neural Networks Vol. 29 No. 4 p. 202-210 2022/12/05
Publisher: Japanese Neural Network Society
Quantum-inspired algorithm applied to extreme learning
Iori Takeda, Souichi Takahira, Kosuke Mitarai, Keisuke Fujii
2022/09/26
テンソルネットワークと機械学習
御手洗光祐
数理科学 Vol. 60 No. 2 p. 51-57 2022/02
Variational Quantum Algorithms and Quantum Machine Learning
Kosuke Mitarai
Vol. 104 No. 11 p. 1166-1173 2021/11 Article, review, commentary, editorial, etc. (other)
量子計算は機械学習に使えるか -近未来/誤り体制量子計算のための量子アルゴリズム-
御手洗光祐
情報処理 Vol. 62 No. 4 p. e35-e40 2021/03 Article, review, commentary, editorial, etc. (scientific journal)
化学計算・機械学習 量子コンピューターの2つの挑戦
御手洗光祐
日経サイエンス 2020年2月号 2020/12/25
NISQ に向けた量子化学理論の開発
楊天任, 御手洗光祐
理論化学会誌 フロンティア Vol. 2 No. 8 p. 187-195 2020/10 Article, review, commentary, editorial, etc. (other)
Variational Algorithms on a Quantum Computer and Their Applications for Machine Learning
Kosuke Mitarai, Keisuke Fujii
Vol. 74 2019/09 Article, review, commentary, editorial, etc. (scientific journal)
Machine learning with controllable quantum dynamics of a nuclear spin ensemble in a solid
Makoto Negoro, Kosuke Mitarai, Keisuke Fujii, Kohei Nakajima, Masahiro Kitagawa
2018/06/28
量子コンピュータによる機械学習
Schuld, Maria, Petruccione, Francesco, 荒井, 俊太, 篠島, 匠人, 高橋, 茶子, 御手洗, 光祐, 山城, 悠, 大関, 真之
共立出版 2020/08
ISBN: 9784320124622
From algorithms to applications: potential roles of quantum computing
Kosuke Mitarai
High Energy Physics in the Quantum Era 2024/12/03
Efficient state preparation for multivariate Monte Carlo simulation
Hitomi Mori, Kosuke Mitarai, Keisuke Fujii
TQC 2024 - Theory of Quantum Computation, Communication, and Cryptography 2024/09/12
Enhancing performance of feedback-type quantum optimization algorithms based on second-order approximation
Ken Okada, Tate Arai, Yuichiro Nakano, Kosuke Mitarai, Keisuke Fujii
11th Quantum Software Research Meeting 2024/03/28
Quantum-classical hybrid algorithm to construct quantum explicit models from quantum kernel methods
Akimoto Nakayama, Hayata Morisaki, Kosuke Mitarai, Keisuke Fujii
APS March Meeting 2024 2024/03/08
End-to-end complexity for simulating the Schwinger model on quantum computers
Kazuki Sakamoto, Hayata Morisaki, Junichi Haruna, Etsuko Itou, Keisuke Fujii, Kosuke Mitarai
APS March Meeting 2024 2024/03/07
ロバスト最適化された動的デカップリングの超伝導量子ビットでの実装
町野 明徳, 小川 和久, 御手洗 光祐, 三好 健文, 塩見 英久, 森榮 真一, 松田 亮, 小池 恵介, 大平 龍太郎, 隅田 土詞, 栗本 佳典, 杉田 祐也, 伊藤 陽介, Peter A. Spring, Shiyu Wang, 玉手 修平, 田渕 豊, 中村 泰信, 根来 誠
第49回量子情報技術研究会 (QIT49) 2023/12/19
Quantum Circuit Unoptimization and Its Application to Compiler Benchmark
Yusei Mori, Hideaki Hakoshima, Kyohei Sudo, Toshio Mori, Kosuke Mitarai, Keisuke Fujii
The 49th Quantum Information Technology Symposium (QIT49) 2023/12/18
量子回路学習を用いた最小二乗モンテカルロ法によるオプション時価評価手法と性能評価
木村 勇介, 宮本 幸一, 御手洗 光祐, 藤井 啓祐
第49回量子情報技術研究会 (QIT49) 2023/12/17
量子カーネル法に基づく明示的量子モデル構築のための量子-古典ハイブリッドアルゴリズム
中山 昌勲, 森崎 颯太, 御手洗 光祐, 藤井 啓祐
第49回量子情報技術研究会 (QIT49) 2023/12/17
シュウィンガー模型のための量子アルゴリズムの構築と性能評価
坂本 一樹, 森崎 颯太, 春名 純一, 伊藤 悦子, 御手洗 光祐, 藤井 啓祐
第49回量子情報技術研究会 (QIT49) 2023/12/17
Perturbation theory enabled by quantum signal processing
Kosuke Mitara
23rd Asian Quantum Information Science 2023 2023/08/29
VQE and beyond-VQE methods for quantum chemistry
Kosuke Mitarai
ACS Fall 2023 2023/08/14
Research project on machine learning and more
Kosuke Mitarai
Q2B Tokyo 2023 2023/07/20
Linear and Kerr nonlinear compensators by continuous-variable photonic quantum computing for digital coherent transmission systems
Shohei Beppu, Kosuke Mitarai, Toshio Mori, Noboru Yoshikane, Kazuhiro Saito
The 28th OptoElectronics and Communications Conference (OECC2023) 2023/07/05
量子機械学習の実験実証とデータセット構築
御手洗光祐
Q-STAR量子重ね合わせ応用部会 講演会 2023/07/05
量子コンピュータの実応用に向けた 取り組みの現状と展望
御手洗光祐
令和5年度第1回ナノ理工学情報交流会 2023/06/26
Constructing machine learning models with quantum computers
Kosuke Mitarai
2023 KPS Spring Meeting 2023/04/19
クロスエントロピー最小化による量子ビット系のハミルトニアン推定
守内一馬, 御手洗光祐, 小川和久, 松田亮, 森榮真一, 小池恵介, 塩見英久, 三好健文, 玉手修平, 田渕豊, Yung Szen Yap, 根来誠, 中村泰信, 藤井啓祐
日本物理学会2023年春季大会 2023/03/22
量子選択CI法：量子計算により特定した部分空間における多電子ハミルトニアンの対角化
菅野恵太, 甲田昌也, 今井良輔, 高翔, 御手洗光祐, 水上渉, 中川裕也
日本物理学会2023年春季大会 2023/03/22
量子コンピュータによる機械学習アルゴリズムの現状
御手洗光祐
第70回応用物理学会春季学術講演会 2023/03/18
変分量子回路を用いたマルコフ連鎖モンテカルロ法の高速化
中野裕一郎, 箱嶋秀昭, 御手洗光祐, 藤井啓祐
第8回量子ソフトウェア研究発表会 2023/03/14
Quantum Circuit Un-optimization as a Benchmark Task for Quantum Compilers
Yusei Mori, Hideaki Hakoshima, Kyohei Sudo, Toshio Mori, Kosuke Mitarai, Keisuke Fujii
APS March Meeting 2023 2023/03/07
Experimental implementation and characterization of a virtual two-qubit gate
Akhil P Singh, Kosuke Mitarai, Yasunari Suzuki, Kentaro Heya, Yutaka Tabuchi, Keisuke Fujii, Yasunobu Nakamura
APS March Meeting 2023 2023/03/06
Variational optimization of PREPARE circuit for block-encoding Hamiltonians without ancillary qubits
Hayata Morisaki, Keisuke Fujii, Kosuke Mitarai, Yuya O Nakagawa
APS March Meeting 2023 2023/03/06
Perturbation theory with quantum signal processing
Kosuke Mitarai, Wataru Mizukami
APS March Meeting 2023 2023/03/06
Virtual two-qubit gates realized by quasi-probability sampling of single-qubit operations
Kosuke Mitarai
APS March Meeting 2023 2023/03/06
VQE-generated dataset for machine learning with possible quantum advantage
Akimoto Nakayama, Leonardo Placidi, Kosuke Mitarai, Keisuke Fujii
APS March Meeting 2023 2023/02/05
NISQ向け/FTQC向け量子アルゴリズムの色々
御手洗光祐
第30回量子情報関西スチューデントチャプター 2022/12/19
Towards practical application of quantum computers
Kosuke Mitarai
2022 Japan–Taiwan Advanced Quantum Technology Research and Development Workshop 2022/11/25
Quantum signal processing applied to formulate perturbation theory
御手洗光祐, 水上渉
第7回量子ソフトウェア研究発表会 2022/10/27
量子コンピュータを使ってできそうなこと
御手洗光祐
量子コンピューティング技術講座（ゲート式） 2022/10/21
量子多体ダイナミクスに対する局所変分量子コンパイル法
水田郁, 中川裕也, 御手洗光祐, 藤井啓祐
日本物理学会2022年秋季大会 2022/09/12
Theoretical Methodologies towards Practical Quantum Machine Learning
Kosuke Mitarai
Q2B22 Tokyo 2022/07/14
分子ハミルトニアン位相推定のための状態準備量子回路の最適化とTゲートリソース推定
森崎 颯太, 御手洗 光祐, 藤井 啓祐, 中川 裕也
第6回量子ソフトウェア研究発表会 2022/07/07
Quantum tangent kernel
2022/07/07
Parametric t-Stochastic Neighbor Embedding With Quantum Neural Network
2022/07/07
量子多体ダイナミクスに対する局所量子コンパイリング
水田郁, 中川裕也, 御手洗光祐, 藤井啓祐
第46回量子情報技術研究会 2022/05/31
量子コンピュータを使った機械学習
御手洗 光祐
システム制御情報学会 研究発表講演会 SCI '22 2022/05/20
量子コンピュータを用いた電子ダイナミクスシミュレーション:時間依存・軌道最適化ユニタリ結合クラスター法の開発
佐藤 健, 水上 渉, 御手洗 光祐, 織茂 悠貴, 魏 博紀, 石川 顕一, 菅野 恵太, 中川 裕也
第24回理論化学討論会 2022/05/19
古典シミュレート可能性を用いた古典最適化変分量子アルゴリズム
御手洗光祐
物性研究所スパコン共同利用・CCMS合同研究会「計算物質科学の新展開」 2022/05/13
量子回路のfermionic nonlinearityの定量化
八角 繁男, 田島 由一朗, 御手洗 光祐, 水上 渉, 藤井 啓祐
第5回量子ソフトウェア研究発表会 2022/03/25
量子インスパイア特異値分解をもちいたエクストリーム機械学習の高速化
武田 伊織, 高比良 宗一, 御手洗 光祐, 藤井 啓祐
第5回量子ソフトウェア研究発表会 2022/03/24
量子コンピュータを用いた電子ダイナミクスシミュレーション：時間依存・軌道最適化ユニタリ結合クラスター法の開発
佐藤健, 水上渉, 御手洗光祐, 織茂悠貴, 魏博紀, 石川顕一, 中川裕也
日本物理学会第77回年次大会 2022/03/16
イジング模型ソルバーを用いた表面符号の復号化
竹内優作, 御手洗光祐, 藤崎淳, 大島弘敬, 佐藤信太郎, 藤井啓祐
日本物理学会第77回年次大会 2022/03/15
回転表面符号による量子誤り訂正のフルベクトルシミュレーション
勝田充輝, 御手洗光祐, 藤井啓祐
日本物理学会第77回年次大会 2022/03/15
Optimization of a virtual two-qubit gate
Akhil P Singh, Kosuke Mitarai, Yasunari Suzuki, Kentaro Heya, Yutaka Tabuchi, Keisuke Fujii, Yasunobu Nakamura
APS March Meeting 2022 2022/03/14
Quantum machine learning and algorithm development
Kosuke Mitarai
Physics Frontiers with Quantum Science and Technology 2022/03/10
NISQ algorithms for chemistry and machine learning
Kosuke Mitarai
QHack 2022 2022/02/16
Development of quantum machine learning algorithms and experimental realization
Kosuke Mitarai
Quantum Innovation 2021 2021/12/09
クロスエントロピー最小化による超伝導量子ビット系の実効ハミルトニアン推定
守内一馬, 御手洗光祐, 小川和久, 藤井啓祐
第45回量子情報技術研究会 (QIT45) 2021/12/01
量子計算・量子機械学習入門
御手洗光祐
第24回情報論的学習理論ワークショップ (IBIS2021) 2021/11/13
Experimental realization of quantum machine learning algorithms
Quantum Techniques in Machine Learning 2021 2021/11/09
量子コンピュータでできること/できないこと
御手洗光祐
プラズマ・核融合学会若手フォーラム 2021/11/08
QPARC: Creating an Industry Community to Advance Quantum Advantage Discovery
Tennin Yan, Hirotoshi Hirai, Yasushi Honda, Tomoyo Matsuoka, Kosuke Mitarai, Elena Yndurain
2nd IEEE International Conference on Quantum Computing and Engineering (QCE21) 2021/10/19
コヒーレントノイズ下の表面符号におけるフォールトトレラント量子誤り訂正のサンプリングに基づいたシミュレーション
八角 繁男, 御手洗 光祐, 藤井 啓祐
第4回量子ソフトウェア研究発表会 2021/10/15
量子計算の応用展望
御手洗光祐
QEd サマースクール 2021/09/27
重点サンプリングを用いた量子コンピュータ上での効率的な期待値測定
甲田昌也, 今井良輔, 菅野恵太, 御手洗光祐, 水上渉, 中川裕也
日本物理学会 2021年秋季大会 2021/09/23
Deep VQE for quantum chemistry with different basis sets
Luca Erhart, Kosuke Mitarai, Wataru Mizukami, Keisuke Fujii
Asian Quantum Information Science 2021 2021/09/04
Experimental quantum kernel trick with nuclear spins in a solid
Takeru Kusumoto, Kosuke Mitarai, Keisuke Fujii, Masahiro Kitagawa, Makoto Negoro
Asian Quantum Information Science 2021 2021/09/03
Quantum expectation value estimation by computational basis sampling
Masaya Kohda, Ryosuke Imai, Keita Kanno, Kosuke Mitarai, Wataru Mizukami, Yuya O, Nakagawa
Asian Quantum Information Science 2021 2021/09/03
量子コンピュータの機械学習への応用
御手洗光祐
第66回 物性若手夏の学校 2021/08/04
量子コンピュータのつかいかた
御手洗光祐
NHK 文化センター講座 2021/07/31
Quantum algorithms for quantum many-body systems on near-term quantum computers
New Trends in Quantum Condensed Matter Theory 2021/07/26
量子特異値分解の脱量子化によるエクストリーム機械学習の高速化
武田伊織, 髙比良宗一, 御手洗光祐, 藤井啓祐
第44回量子情報技術研究会 2021/05/25
Computational power of dual-unitary quantum circuits
Ryotaro Suzuki, Kosuke Mitarai, Keisuke Fujii
Quantum Information Processing 2021 2021/02/03
Parent Hamiltonian as a benchmark problem for variational quantum eigensolvers
Fumiyoshi Kobayashi, Kosuke Mitarai, Keisuke Fujii
Quantum Information Processing 2021 2021/02/02
Nonlinear transformation of complex amplitudes via quantum singular value transformation
Naixu Guo, Kosuke Mitarai, Keisuke Fujii
Quantum Information Processing 2021 2021/02/02
Quadratic Clifford expansion for efficient benchmarking and initialization of variational quantum algorithms
Kosuke Mitarai, Yasunari Suzuki, Wataru Mizukami, Yuya O. Nakagawa, Keisuke Fujii
Quantum Information Processing 2021 2021/02/02
摂動的アプローチによる変分量子アルゴリズムの効率的初期化とベンチマーク
御手洗光祐, 鈴木泰成, 水上 渉, 中川裕也, 藤井啓祐
第43回量子情報技術研究会 (QIT43) 2020/12/10
Classically Optimized Variational Quantum Eignensolver for Topological Orderd Systems
Keita Osaki, Kosuke Mitarai, Keisuke Fujii
Asian Quantum Information Science 2020 2020/12/08
Quantum error correction with adaptive syndrome measurements
Shoya Takagi, Kosuke Mitarai, Keisuke Fujii
Asian Quantum Information Science 2020 2020/12/08
Computational power of dual-unitary quantum circuits
Ryotaro Suzuki, Kosuke Mitarai, Keisuke Fujii
Asian Quantum Information Science 2020 2020/12/08
Full simulation of fault-tolerant quantum error correction under general noise for near-term quantum devices
Mitsuki Katsuda, Kosuke Mitarai, Keisuke Fujii
Asian Quantum Information Science 2020 2020/12/08
Nonlinear transformation of complex amplitudes via quantum singular value transformation
Naixu Guo, Kosuke Mitarai, Keisuke Fujii
Asian Quantum Information Science 2020 2020/12/08
位相推定アルゴリズムを用いた分子のエネルギー計算にかかるコストの推定
小林望, 御手洗光祐, 中川裕也
第1回量子ソフトウェア研究発表会 2020/11/24
Extending the variational quantum eigensolver for practical applications
Kosuke Mitarai
Quantum Week of Fun - Quantum Computing ⨷ Quantum Chemistry 2020/09/24
物性計算へのNISQ デバイス応用に向けたアルゴリズム
御手洗光祐
量子多体系の熱力学 --数理の発展と展望 2020/09/15
デュアルユニタリゲートから成る2次元量子ダイナミクスの厳密解
鈴木遼太郎, 藤井啓祐, 御手洗光祐
日本物理学会2020年秋季大会 2020/09/10
制御された量子系を利用する機械学習アルゴリズム
御手洗光祐
量子論の諸問題と今後の発展 (QMKEK7) 2020/02/12
近未来量子コンピュータに向けた量子アルゴリズム
御手洗光祐
CRAVITY シンポジウム兼 Q-Leap 量子情報処理技術領域2019 年度拠点交流会 2020/02/05
Constructing a virtual two-qubit gate from single-qubit operations
Quantum Information Processing 2020 2020/01/07
量子リカレントニューラルネッ トワークによる時系列データ予測
高木裕登, 御手洗光祐, 根来誠, 藤井啓祐, 北川勝浩
第41回量子情報技術研究会 2019/11/18
固体NMRを用いたカーネル法による量子機械学習
楠本武流, 御手洗光祐, 根来誠, 藤井啓祐, 北川勝浩
第41回量子情報技術研究会 2019/11/18
1量子ビット操作による仮想的な2量子ビットゲート
御手洗光祐, 藤井啓祐
第41回量子情報技術研究会 2019/11/18
量子コンピュータを使った機械学習アルゴリズム
御手洗光祐
情報数学セミナー 2019/11/14
Theory of analytical energy derivatives for the variational quantum eigensolver
Quantum Simulation and Computation 2019 2019/10/14
NISQに向けた Orbital Optimized Variatonal Quantum Eigensolver の開発
水上渉, 御手洗光祐, 中川裕也, 楊天任, 大西裕也
第13回分子化学討論会 2019/09/20
量子変分固有値法によるエネルギー微分計算
御手洗光祐, 中川裕也, 水上渉
第13回分子化学討論会 2019/09/20
Methodology for replacing indirect measurements with direct measurements
Asian Quantum Information Science 2019 2019/08/20
dVQE: dissipative-system Variational Quantum Eigensolver
14th Conference on the Theory of Quantum Computation, Communication and Cryptography + NISQ 2019/06/06
量子コンピュータの現状と物性・量子化学計算・機械学習への応用
御手洗光祐
第406回CBI学会講演会 2019/05/17
量子機械学習
御手洗光祐
基研量子情報スクール 2019/03/20
Subspace-search variational quantum eigensolver for excited states
Ken M. Nakanishi, Kosuke Mitarai, Keisuke Fujii
American Physical Society March Meeting 2019 2019/03/06
Quantum circuit learning: a variational quantum algorithm for machine learning
RIKEN-Berkeley workshop on Quantum Information Science (RB19) 2019/01/26
Quantum analog-digital conversion
Kosuke Mitarai, Masahiro Kitagawa, Keisuke Fujii
2019/01/15
変分量子アルゴリズムの最近
御手洗光祐
慶應義塾大学量子コンピューティングセンターセミ ナー 2018/12/20
量子デジタル・アナログ変換のためのアルゴリズム
御手洗光祐, 北川勝浩, 藤井啓祐
第39回量子情報技術研究会 2018/11/27
Quantum Circuit Learning: Framework for Machine Learning with Quantum Enhanced Feature Space
Asian Quantum Information Science 2018 2018/08/12
Numerical Analysis of Quantum Circuit Learning
Kosuke Mitarai, Makoto Negoro, Masahiro Kitagawa, Keisuke Fujii
Aspen Winter Conference on Advances in Quantum Algorithms and Computation 2018/03/13
Quantum Circuit Learning
Kosuke Mitarai, Makoto Negoro, Masahiro Kitagawa, Keisuke Fujii
American Physical Society March Meeting 2018 2018/03/06
ノイズ環境下での最大カット問題におけるQAOAのシミュレーション
中野裕一郎, 箱嶋秀昭, 御手洗光祐, 藤井啓祐
第45回量子情報技術研究会 (QIT45)
ハミルトニアンの励起状態を求めるための方法、古典コンピュータ、量子コンピュータ、ハイブリッドシステム、及びプログラム
中西 健, 御手洗 光祐, 中川 裕也
特許第7391307号
出願日:2019/10/21
登録日:2023/11/27
開放量子系のための量子情報処理方法、古典コンピュータ、量子コンピュータ、量子情報処理プログラム、及びデータ構造
吉岡 信行, 中川 裕也, 御手洗 光祐
特許第7302852号
出願日:2019/06/06
登録日:2023/06/26
量子回路学習装置、量子回路学習方法、コンピュータプログラム、及び記録媒体
藤井 啓祐, 根耒 誠, 御手洗 光祐, 北川 勝浩
特許第7181560号
出願日:2019/02/21
登録日:2022/11/22
エネルギーの微分を求めるための量子情報処理方法、古典コンピュータ、量子コンピュータ、量子情報処理プログラム、及びハイブリッドシステム
御手洗 光祐, 中川 裕也
特許第6804113号
出願日:2019/05/13
登録日:2020/12/04
ハミルトニアンの励起状態を求めるための方法及びそのためのプログラム
中西 健, 御手洗 光祐, 中川 裕也
WO2020-090559
出願日:2019/10/21
開放量子系のための量子情報処理方法、古典コンピュータ、量子コンピュータ、量子情報処理プログラム、及びデータ構造
吉岡 信行, 中川 裕也, 御手洗 光祐
出願日:2023/06/15
遷移振幅を計算するための量子情報処理方法、古典コンピュータ、量子コンピュータ、ハイブリッドシステム、及び量子情報処理プログラム
井辺 洋平, 中川 裕也, 山本 貴博, 御手洗 光祐
出願日:2020/08/04
Boosting Computational Power through Spatial Multiplexing in Quantum Reservoir Computing
Nakajima Kohei, Fujii Keisuke, Negoro Makoto, Mitarai Kosuke, Kitagawa Masahiro
Physical Review Applied Vol. 11 No. 3 2019/03/08
Quantum analog-digital conversion
Mitarai Kosuke, Kitagawa Masahiro, Fujii Keisuke
Physical Review A Vol. 99 No. 1 2019/01/02
Quantum circuit learning
Mitarai K., Negoro M., Kitagawa M., Fujii K.
Physical Review A Vol. 98 No. 3 2018/09/10
Quantum-classical hybrid algorithms for noisy quantum computers
御手洗 光祐
