4 papers
Improving Variational Counterdiabatic Driving with Weighted Actions and Computer Algebra
Naruo Ohga, Takuya Hatomura
Variational counterdiabatic (CD) driving is a disciplined and widely used method to robustly control quantum many-body systems by mimicking adiabatic processes with high fidelity a…
Feedback-based quantum optimization and its classical counterpart: quantum advantage and the power of classical algorithms
Tomohiro Hattori, Takuya Hatomura
Feedback-based quantum optimization is a quantum approach to combinatorial optimization. In this paper, we introduce the classical counterpart of feedback-based quantum optimizatio…
Universal Digitized Counterdiabatic Driving
Takuya Hatomura
Counterdiabatic driving realizes parameter displacement of an energy eigenstate of a given parametrized Hamiltonian using the adiabatic gauge potential. In this paper, we propose a…
Geometrical scheduling of adiabatic control without information of energy spectra
Yuta Shingu, Takuya Hatomura
Adiabatic control is a fundamental technique for manipulating quantum systems, guided by the quantum adiabatic theorem, which ensures suppressed nonadiabatic transitions under slow…