1 citations · 3 across the 13 of their papers we have counts for
14 papers
Solving Differential Equations Using Continuous-Variable Quantum Annealing
Kazuki Miyanishi, Soshun Naito, Asuka Koura +3
Most existing quantum annealing approaches are formulated for qubit-based architectures. Consequently, applying them to continuous-variable optimization problems requires discretiz…
Proposal for Estimating the Energy Gap of the Transverse-Field Ising Hamiltonian Using a D-Wave Quantum Annealer
Kota Yamada, Yuichiro Matsuzaki
The transverse-field Ising model is a fundamental quantum spin system that captures the competition between quantum fluctuations and interactions, playing a central role in studies…
Theoretical Analysis of Photonic Resonances in Spectroscopic Measurements of a Kerr Nonlinear Resonator
Yuki Tanaka, Aiko Yamaguchi, Tomohiro Yamaji +4
The Kerr parametric oscillator (KPO) has recently attracted considerable attention from the perspective of its applications to quantum information processing, and understanding its…
Quantum Annealing with Qubit-Resonator Systems for Simultaneous Optimization of Binary and Continuous Variables
Seiya Endo, Shohei Kawakatsu, Hiromichi Matsuyama +2
Quantum annealing is a method developed to solve combinatorial optimization problems by utilizing quantum bits. Solving such problems corresponds to minimizing a cost function defi…
Theoretical study of the Spectroscopic measurements of Kerr non-linear resonators with four-body interaction
Yuichiro Matsuzaki, Yuichiro Mori, Aiko Yamaguchi +2
Quantum annealing provides a promising way to solve combinational optimization problems where the solutions correspond to the ground state of the Ising Hamiltonian. We can implemen…
Unitary-transformed projective squeezing: applications for circuit-knitting and state-preparation of non-Gaussian states
Keitaro Anai, Yasunari Suzuki, Yuuki Tokunaga +3
Continuous-variable (CV) quantum computing is a promising candidate for quantum computation because it can, even with one mode, utilize infinite-dimensional Hilbert spaces and can…
-Party Hadamard Test for Distributed Quantum Computation
Kaoru Yamamoto, Yuichiro Matsuzaki, Yasunari Suzuki +2
Quantum computers promise computational advantages over classical computers, but hardware-imposed limitations remain a major obstacle. The Hadamard test mitigates these limitations…
Linear Regression Using Quantum Annealing with Continuous Variables
Asuka Koura, Takashi Imoto, Katsuki Ura +1
Linear regression is a data analysis technique, which is categorized as supervised learning. By utilizing known data, we can predict unknown data. Recently, researchers have explor…
Single-qubit rotations on a binomial code without ancillary qubits
Yuki Tanaka, Yuichiro Mori, Yuta Shingu +3
Great attention has been paid to binomial codes utilizing bosonic systems as logical qubits with error correction capabilities. However, implementing single-qubit rotation operatio…
Proposal to experimentally evaluate the adiabatic condition of quantum annealing in coupled systems of Kerr parametric oscillators
Yuichiro Mori, Harunobu Hiratsuka, Yuichiro Matsuzaki
Quantum annealing (QA) is an algorithm to find the ground state of the problem Hamiltonian by using an adiabatic time evolution. An approach to evaluate adiabaticity in the experim…
Hardware-Efficient Bosonic Quantum Computing with Photon-loss Detection Capability
Yuichiro Mori, Yuichiro Matsuzaki, Suguru Endo +1
Bosonic quantum systems offer the hardware-efficient construction of error detection/error correction codes by using the infinitely large Hilbert space. However, due to the encodin…
Projective squeezing for translation symmetric bosonic codes
Suguru Endo, Keitaro Anai, Yuichiro Matsuzaki +2
The design of translation symmetric bosonic codes, e.g., Gottesmann-Kitaev-Preskill and squeezed cat codes, is robust against photon loss, but the computation accuracy is limited b…
Universal quantum computation using quantum annealing with the transverse-field Ising Hamiltonian
Takashi Imoto, Yuki Susa, Ryoji Miyazaki +1
Quantum computation is a promising emerging technology, and by utilizing the principles of quantum mechanics, it is expected to achieve faster computations than classical computers…
Spectroscopy of flux-driven Kerr parametric oscillators by reflection coefficient measurement
Aiko Yamaguchi, Shumpei Masuda, Yuichiro Matsuzaki +7
We report the spectroscopic characterization of a Kerr parametric oscillator (KPO) based on the measurement of its reflection coefficient under a two-photon drive induced by flux m…