Solving the N-Queens Puzzle by a QUBO Model with Quadratic Size. - Shunsuke Tsukiyama; Koji Nakano; Yasuaki Ito; Takashi Yazane; Junko Yano; Takumi Kato; Shiro Ozaki; Rie Mori; Ryota Katsuki (candar, 2023)

Dual-Matrix Domain-Wall: A Novel Technique for Generating Permutations by QUBO and Ising Models with Quadratic Sizes. - Koji Nakano; Shunsuke Tsukiyama; Yasuaki Ito; Takashi Yazane; Junko Yano; Takumi Kato; Shiro Ozaki; Rie Mori; Ryota Katsuki (CoRR, 2023)

Breaking SHA-1 through QUBO models. - Shunsuke Tsukiyama; Koji Nakano; Yasuaki Ito; Takumi Kato; Yuya Kawamata (CANDARW, 2024)

Designing Unit Ising Models for Logic Gate Simulation through Integer Linear Programming. - Shunsuke Tsukiyama; Koji Nakano; Xiaotian Li; Yasuaki Ito; Takumi Kato; Yuya Kawamata (CoRR, 2024)

Generating hard quadratic unconstrained binary optimization instances via the method of combining bit reduction and duplication technique. - Xiaotian Li; Koji Nakano; Shunsuke Tsukiyama; Yasuaki Ito; Takumi Kato; Yuya Kawamata (Int. J. Parallel Emergent Distributed Syst., 2024)

Ising Models for Solving the N-Queens Puzzle Based on the Domain-Wall Vectors. - Shunsuke Tsukiyama; Koji Nakano; Yasuaki Ito; Takumi Kato; Yuya Kawamata (Concurr. Comput. Pract. Exp., 2025)

Designing unit Ising models for logic gate simulation through integer linear programming. - Shunsuke Tsukiyama; Koji Nakano; Victor Parque; Yasuaki Ito; Takumi Kato; Yuya Kawamata; Kaiki Ii (Int. J. Parallel Emergent Distributed Syst., 2025)