97 citations
9 papers
Impact of Fixing Spins in a Quantum Annealer with Energy Rescaling
Tomohiro Hattori, Hirotaka Irie, Tadashi Kadowaki +1
Quantum annealing is a promising algorithm for solving combinatorial optimization problems. However, various hardware restrictions significantly impede its efficient performance. S…
Design of a High-Performance Tomographic Tactile Sensor by Manipulating the Detector Conductivity
Shunsuke Yoshimoto, Koji Sakamoto, Rina Takeda +1
Recent advancements in soft robots, human-machine interfaces, and wearable electronics have led to an increased demand for high-performance soft tactile sensors. Tomographic tactil…
Quantum Algorithm for Radiative Transfer Equation
Asuka Igarashi, Tadashi Kadowaki, Shiro Kawabata
The radiation transfer equation is widely used for simulating such as heat transfer in engineering, diffuse optical tomography in healthcare, and radiation hydrodynamics in astroph…
Enhancing Quantum Annealing in Digital-Analog Quantum Computing
Tadashi Kadowaki
Digital-analog quantum computing (DAQC) offers a promising approach to addressing the challenges of building a practical quantum computer. By efficiently allocating resources betwe…
Application of QUBO solver using black-box optimization to structural design for resonance avoidance
Tadayoshi Matsumori, Masato Taki, Tadashi Kadowaki
Quadratic unconstrained binary optimization (QUBO) solvers can be applied to design an optimal structure to avoid resonance. QUBO algorithms that work on a classical or quantum dev…
Experimental and Theoretical Study of Thermodynamic Effects in a Quantum Annealer
Tadashi Kadowaki, Masayuki Ohzeki
Quantum devices are affected by intrinsic and environmental noises. An in-depth characterization of noise effects is essential for exploiting noisy quantum computing. To this end,…