Tatsuhiko Shirai

17 papers C 5Misc 2Journal 9Unranked 1
YearRankTypeTitle / Venue / Authors
2026 C conf
Constraint-Parameterized Spin-Variable Reduction Method for QAP.
ICCE
Raio Aoki, Takeru Ota, Tatsuhiko Shirai, Nozomu Togawa
2025 — conf
Course Selection Optimization using pVSQA on Quantum Computers.
ICCE-Berlin
Takeru Ota, Tatsuhiko Shirai, Nozomu Togawa
2025 J jnl
Hybrid Iterative Annealing Method Using a Quantum Annealer and a Classical Computer and Its Evaluation.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Keisuke Fukada, Tatsuhiko Shirai, Nozomu Togawa
2025 C conf
Personalized Course Selection Optimization Using QAOA.
ICCE
Takeru Ota, Keisuke Fukada, Tatsuhiko Shirai, Nozomu Togawa
2025 C conf
Searching Candidate Sequences for RNA Aptamers Using Quantum Computation.
ICCE
Sora Tomita, Tatsuhiko Shirai, Michiaki Hamada, Tatsuo Adachi, Nozomu Togawa
2024 J jnl
A GPU-Based Ising Machine With a Multi-Spin-Flip Capability for Constrained Combinatorial Optimization.
IEEE Access
Satoru Jimbo, Tatsuhiko Shirai, Nozomu Togawa, Masato Motomura, Kazushi Kawamura
2024 J jnl
Ising Machine Approach to the Lecturer-Student Assignment Problem.
IEEE Access
Sora Tomita, Tatsuhiko Shirai, Nozomu Togawa
2024 Misc conf
Large-Sized VQE Performance Profiling in Quantum Chemistry Using a Multi-Node Quantum Simulator.
QCE
Keisuke Fukada, Tatsuhiko Shirai, Mikio Morita, Yoshinori Tomita, Koichi Kimura, Nozomu Togawa
2024 C conf
Optimization of Practical Time-Dependent Vehicle Routing Problem by Ising Machines.
ICCE
Yui Tsuyumine, Kenichi Masuda, Takeshi Hachikawa, Tsuyoshi Haga, Yuta Yachi, Tatsuhiko Shirai, Masashi Tawada, Nozomu Togawa
2024 J jnl
Toward Practical Benchmarks of Ising Machines: A Case Study on the Quadratic Knapsack Problem.
IEEE Access
Kentaro Ohno, Tatsuhiko Shirai, Nozomu Togawa
2024 J jnl
Toward Practical Benchmarks of Ising Machines: A Case Study on the Quadratic Knapsack Problem.
CoRR
Kentaro Ohno, Tatsuhiko Shirai, Nozomu Togawa
2024 Misc conf
Variable Reduction Method for Quadratic Three-Dimensional Assignment Problem with FMQA.
QCE
Sora Tomita, Tatsuhiko Shirai, Nozomu Togawa
2023 J jnl
Multi-Spin-Flip Engineering in an Ising Machine.
IEEE Trans. Computers
Tatsuhiko Shirai, Nozomu Togawa
2023 J jnl
Spin-Variable Reduction Method for Handling Linear Equality Constraints in Ising Machines.
IEEE Trans. Computers
Tatsuhiko Shirai, Nozomu Togawa
2022 C conf
QUBO Matrix Distorting Method for Consumer Applications.
ICCE
Tomokazu Yoshimura, Tatsuhiko Shirai, Masashi Tawada, Nozomu Togawa
2021 J jnl
Performance Comparison of Typical Binary-Integer Encodings in an Ising Machine.
IEEE Access
Kensuke Tamura, Tatsuhiko Shirai, Hosho Katsura, Shu Tanaka, Nozomu Togawa
2020 J jnl
Guiding Principle for Minor-Embedding in Simulated-Annealing-Based Ising Machines.
IEEE Access
Tatsuhiko Shirai, Shu Tanaka, Nozomu Togawa