24–28 Aug 2026
Hiyoshi Campus, Keio University, Yokohama, Japan
Asia/Tokyo timezone

Continuous-variable adiabatic quantum computation for combinatorial optimization via polyhedral domain decomposition

26 Aug 2026, 12:20
1h 40m
Multipurpose Room 3, Kyoseikan (Hiyoshi Campus, Keio University, Yokohama, Japan)

Multipurpose Room 3, Kyoseikan

Hiyoshi Campus, Keio University, Yokohama, Japan

4-1-1 Hiyoshi, Kohoku-Ku,Yokohama, Kanagawa 223-8526, JAPAN
Board: 5
Poster Presentation Poster

Speaker

Yuya Seki (Keio University)

Description

Adiabatic quantum computation is one approach to solving combinatorial optimization problems. In this talk, we propose a method that first transforms a combinatorial optimization problem into an equivalent continuous optimization problem via polyhedral domain decomposition and then performs adiabatic quantum computation. Since this formulation makes it easy to introduce quantum fluctuations tailored to the problem at hand, it is expected to search for optimal solutions more efficiently than conventional adiabatic quantum computation. We present a physical implementation based on a photonic quantum system and demonstrate through numerical simulations that optimal solutions are obtained with high probability for small but hard problem instances.

Author

Yuya Seki (Keio University)

Co-author

Shu Tanaka (Keio University)

Presentation materials

There are no materials yet.