-
SWIFT-FMQA: Enhancing Factorization Machine with Quadratic-Optimization Annealing via Sliding Window
Mayumi Nakano, Yuya Seki, Shuta Kikuchi, and Shu Tanaka
IEEE Access, 14, pp. 10977-10990, 2026.
Peer-reviewed
doi: 10.1109/ACCESS.2026.3655591
-
High-Order Epistasis Detection Using Factorization Machine with Quadratic Optimization Annealing and MDR-Based Evaluation
Shuta Kikuchi, Shu Tanaka
arXiv, arXiv:2601.01860, 2026.
Under Review / Submitted
doi: 10.48550/arXiv.2601.01860
-
Comparative evaluation of black-box optimization methods for RAN function placement problem
Shun Furusawa, Chihiro Dogo, Kazuhiro Saito, Yuya Seki, Shuta Kikuchi, and Shu Tanaka
IEICE Communications Express, 2025.
Peer-reviewed
doi: 10.23919/comex.2025XBL0131
-
Construction of SubQUBOs by K-means Clustering of QUBO Variables
Yuko Kamishima, Shuta Kikuchi, and Shu Tanaka
IEEE Access, 13, pp. 204807-204821, 2025.
Peer-reviewed
doi: 10.1109/ACCESS.2025.3638373
-
Effectiveness of cardinality-return weighted maximum independent set approach for financial portfolio optimization
Keita Takahashi, Tetsuro Abe, Yasuhito Nakamura, Ryo Hidaka, Shuta Kikuchi, and Shu Tanaka
arXiv, arXiv:2510.23310, 2025.
Under Review / Submitted
doi: 10.48550/arXiv.2510.23310
-
TBA
Shuta Kikuchi, Taisei Mukai, Keisuke Nakajima, Yasuki Kato, Takeshi Takizawa, Junichi Sugiyama, Yasushi Kakizawa, and Setsuya Kurahashi
Under Review / Submitted
-
Extending Sample Persistence Variable Reduction for Constrained Combinatorial Optimization Problems
Shunta Ide, Shuta Kikuchi, and Shu Tanaka
arXiv, arXiv:2509.19280, 2025.
Under Review / Submitted
doi: 10.48550/arXiv.2509.19280
-
Effectiveness of Hybrid Optimization Method for Quantum Annealing Machines
Shuta Kikuchi, Nozomu Togawa, and Shu Tanaka
arXiv, arXiv:2507.15544, Jul 21, 2025.
Under Review / Submitted
doi: 10.48550/arXiv.2507.15544
-
Quantification of droplet and contact transmission risks among elementary school students based on network analyses using video-recorded data
Shuta Kikuchi†, Keisuke Nakajima†, Yasuki Kato, Takeshi Takizawa, Junichi Sugiyama, Taisei Mukai, Yasushi Kakizawa, and Setsuya Kurahashi
PLOS ONE, 20(2), e0313364, 2025.
Peer-reviewed
doi: 10.1371/journal.pone.0313364
† These authors contributed equally to this work.
-
Performance of Domain-Wall Encoding in a Digital Ising Machine
Shuta Kikuchi†, Kotaro Takahashi†, and Shu Tanaka
arXiv, arXiv:2410.11198, 2024.
Under Review / Submitted
doi: 10.48550/arXiv.2410.11198
† These authors contributed equally to this work.
-
Hybrid Optimization Method Using Simulated-Annealing-Based Ising Machine and Quantum Annealer
Shuta Kikuchi, Nozomu Togawa, and Shu Tanaka
Journal of the Physical Society of Japan, 92(12), 124002, 2023.
Peer-reviewed
doi: 10.7566/JPSJ.92.124002
-
Dynamical Process of a Bit-Width Reduced Ising Model With Simulated Annealing
Shuta Kikuchi, Nozomu Togawa, and Shu Tanaka
IEEE Access, 11, pp. 95493–95506, 2023.
Peer-reviewed
doi: 10.1109/ACCESS.2023.3310875
-
Characterisation of bacteria representing a novel Nitrosomonas clade: Physiology, genomics and distribution of missing ammonia oxidizer
Shuta Kikuchi†, Hirotsugu Fujitani†, Kento Ishii, Rino Isshiki, Yuji Sekiguchi, and Satoshi Tsuneda
Environmental Microbiology Reports, 15(5), pp. 404–416, 2023.
Peer-reviewed
doi: 10.1111/1758-2229.13158
† These authors contributed equally to this work.
-
Genomic and Physiological Characteristics of a Novel Nitrite-Oxidizing Nitrospira Strain Isolated From a Drinking Water Treatment Plant
Hirotsugu Fujitani, Kengo Momiuchi, Kento Ishii, Manami Nomachi, Shuta Kikuchi, Norisuke Ushiki, Yuji Sekiguchi, and Satoshi Tsuneda
Frontiers in Microbiology, 11, 545190, 2020.
Peer-reviewed
doi: 10.3389/fmicb.2020.545190
