Tatsuhiko Shirai

According to our database, Tatsuhiko Shirai authored at least 19 papers between 2020 and 2026.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2026

Constraint-Parameterized Spin-Variable Reduction Method for QAP.

Raio Aoki, Takeru Ota, Tatsuhiko Shirai, Nozomu Togawa

Proceedings of the IEEE International Conference on Consumer Electronics, 2026

2025

Hybrid Iterative Annealing Method Using a Quantum Annealer and a Classical Computer and Its Evaluation.

Keisuke Fukada, Tatsuhiko Shirai, Nozomu Togawa

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2025

Topology- and Locality-Guided Pre-Processing for Measurement Error Mitigation with Crosstalk Effects.

Tatsuhiko Shirai

Proceedings of the IEEE International Conference on Quantum Computing and Engineering, 2025

Evaluating pVSQA for Large-Sized Constrained Optimization on Quantum Simulator.

Takeru Ota, Tatsuhiko Shirai, Mikio Morita, Koichi Kimura, Yutaka Takita, Nozomu Togawa

Proceedings of the IEEE International Conference on Quantum Computing and Engineering, 2025

Constraint Coefficient Tuning of Spin-Variable Reduction for QAP.

Raio Aoki, Tatsuhiko Shirai, Nozomu Togawa

Proceedings of the IEEE International Conference on Quantum Computing and Engineering, 2025

Searching Candidate Sequences for RNA Aptamers Using Quantum Computation.

Sora Tomita, Tatsuhiko Shirai, Michiaki Hamada, Tatsuo Adachi, Nozomu Togawa

Proceedings of the IEEE International Conference on Consumer Electronics, 2025

Personalized Course Selection Optimization Using QAOA.

Takeru Ota, Keisuke Fukada, Tatsuhiko Shirai, Nozomu Togawa

Proceedings of the IEEE International Conference on Consumer Electronics, 2025

Course Selection Optimization using pVSQA on Quantum Computers.

Takeru Ota, Tatsuhiko Shirai, Nozomu Togawa

Proceedings of the 14th IEEE International Conference on Consumer Electronics - Berlin, 2025

2024

Ising Machine Approach to the Lecturer-Student Assignment Problem.

Sora Tomita, Tatsuhiko Shirai, Nozomu Togawa

IEEE Access, 2024

Toward Practical Benchmarks of Ising Machines: A Case Study on the Quadratic Knapsack Problem.

Kentaro Ohno, Tatsuhiko Shirai, Nozomu Togawa

IEEE Access, 2024

A GPU-Based Ising Machine With a Multi-Spin-Flip Capability for Constrained Combinatorial Optimization.

Satoru Jimbo, Tatsuhiko Shirai, Nozomu Togawa, Masato Motomura, Kazushi Kawamura

IEEE Access, 2024

Variable Reduction Method for Quadratic Three-Dimensional Assignment Problem with FMQA.

Sora Tomita, Tatsuhiko Shirai, Nozomu Togawa

Proceedings of the IEEE International Conference on Quantum Computing and Engineering, 2024

Large-Sized VQE Performance Profiling in Quantum Chemistry Using a Multi-Node Quantum Simulator.

Keisuke Fukada, Tatsuhiko Shirai, Mikio Morita, Yoshinori Tomita, Koichi Kimura, Nozomu Togawa

Proceedings of the IEEE International Conference on Quantum Computing and Engineering, 2024

Optimization of Practical Time-Dependent Vehicle Routing Problem by Ising Machines.

Yui Tsuyumine, Kenichi Masuda, Takeshi Hachikawa, Tsuyoshi Haga, Yuta Yachi, Tatsuhiko Shirai, Masashi Tawada, Nozomu Togawa

Proceedings of the IEEE International Conference on Consumer Electronics, 2024

2023

Spin-Variable Reduction Method for Handling Linear Equality Constraints in Ising Machines.

Tatsuhiko Shirai, Nozomu Togawa

IEEE Trans. Computers, August, 2023

Multi-Spin-Flip Engineering in an Ising Machine.

Tatsuhiko Shirai, Nozomu Togawa

IEEE Trans. Computers, March, 2023

2022

QUBO Matrix Distorting Method for Consumer Applications.

Tomokazu Yoshimura, Tatsuhiko Shirai, Masashi Tawada, Nozomu Togawa

Proceedings of the IEEE International Conference on Consumer Electronics, 2022

2021

Performance Comparison of Typical Binary-Integer Encodings in an Ising Machine.

Kensuke Tamura, Tatsuhiko Shirai, Hosho Katsura, Shu Tanaka, Nozomu Togawa

IEEE Access, 2021

2020

Guiding Principle for Minor-Embedding in Simulated-Annealing-Based Ising Machines.

Tatsuhiko Shirai, Shu Tanaka, Nozomu Togawa

IEEE Access, 2020