papers

Publications (58)

quant-ph2024

Parameter Setting Heuristics Make the Quantum Approximate Optimization Algorithm Suitable for the Early Fault-Tolerant Era

Zichang He, Ruslan Shaydulin, Dylan Herman +4

Quantum Approximate Optimization Algorithm (QAOA) is one of the most promising quantum heuristics for combinatorial optimization. While QAOA has been shown to perform well on small…

quant-ph2023

Optimizing Parameterized Quantum Circuits with Free-Axis Selection

Hiroshi C. Watanabe, Rudy Raymond, Yu-ya Ohnishi +2

Variational quantum algorithms, which utilize Parametrized Quantum Circuits (PQCs), are promising tools to achieve quantum advantage for optimization problems on near-term quantum…

quant-ph2019

Optimization of Quantum Circuit Mapping using Gate Transformation and Commutation

Toshinari Itoko, Rudy Raymond, Takashi Imamichi +1

This paper addresses quantum circuit mapping for Noisy Intermediate-Scale Quantum (NISQ) computers. Since NISQ computers constraint two-qubit operations on limited couplings, an in…

quant-ph2026

Efficient implementation of randomized quantum algorithms with dynamic circuits

Shu Kanno, Ikko Hamamura, Rudy Raymond +2

Randomized algorithms are crucial subroutines in quantum computing, but the requirement to execute many types of circuits on a real quantum device has been challenging to their ext…

quant-ph2021

Amplitude estimation via maximum likelihood on noisy quantum computer

Tomoki Tanaka, Yohichi Suzuki, Shumpei Uno +3

Recently we find several candidates of quantum algorithms that may be implementable in near-term devices for estimating the amplitude of a given quantum state, which is a core sub-…

quant-ph2006

Quantum Network Coding

Masahito Hayashi, Kazuo Iwama, Harumichi Nishimura +2

Since quantum information is continuous, its handling is sometimes surprisingly harder than the classical counterpart. A typical example is cloning; making a copy of digital inform…