| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
QIT
(2nd) |
2023-12-17
17:15 |
Okinawa |
OIST
(Primary: On-site, Secondary: Online) |
Quantum circuit for simulating the Schwinger model
Kazuki Sakamoto, Hayata Morisaki, Junichi Haruna (Osaka Univ.), Etsuko Itou (Kyoto Univ./RIKEN), Keisuke Fujii (Osaka Univ./RIKEN), Kosuke Mitarai (Osaka Univ.) |
The Schwinger model is one of the simplest gauge theories. It is known that a topological term of the model leads to the... [more] |
|
QIT
(2nd) |
2023-12-18
15:50 |
Okinawa |
OIST
(Primary: On-site, Secondary: Online) |
Quantum Circuit Unoptimization and Its Application to Compiler Benchmark
Yusei Mori (Osaka Univ.), Hideaki Hakoshima (QIQB), Kyohei Sudo (Osaka Univ.), Toshio Mori (QIQB), Kosuke Mitarai (Osaka Univ.), Keisuke Fujii (Osaka Univ./RQC) |
We initiate and construct a quantum algorithmic primitive called quantum circuit unoptimization, which makes a given qua... [more] |
|
QIT
(2nd) |
2023-12-19
10:30 |
Okinawa |
OIST
(Primary: On-site, Secondary: Online) |
Implementation of robustly optimized dynamical decoupling on superconducting qubits
Akinori Machino (Osaka Univ./QIQB), Kazuhisa Ogawa (QIQB), Kosuke Mitarai (Osaka Univ./QIQB), Takefumi Miyoshi (QIQB/e-trees/QuEL), Hidehisa Shiomi (QIQB), Shinichi Morisaka (QIQB/QuEL), Ryo Matsuda (Osaka Univ.), Keisuke Koike (e-trees), Ryutaro Ohira, Toshi Sumida, Yoshinori Kurimoto, Yuuya Sugita, Yosuke Ito (QuEL), Yasunari Suzuki (NTT), Peter A. Spring, Shiyu Wang, Shuhei Tamate, Yutaka Tabuchi (RIKEN), Yasunobu Nakamura (RIKEN/The univ. of Tokyo), Makoto Negoro (QIQB/QuEL) |
Dynamical decoupling (DD) is one of the important techniques to protect the state of a qubit from decoherence, and plays... [more] |
|
QIT
(2nd) |
2023-12-17
17:30 |
Okinawa |
OIST
(Primary: On-site, Secondary: Online) |
[Poster Presentation]
Quantum-classical hybrid algorithm to construct quantum explicit model from quantum kernel method
Akimoto Nakayama, Hayata Morisaki, Kousuke Mitarai, Keisuke Fujii (Osaka Univ.) |
[more] |
|
QIT
(2nd) |
2023-12-17
17:30 |
Okinawa |
OIST
(Primary: On-site, Secondary: Online) |
[Poster Presentation]
Option Pricing Method and Performance Evaluation Using Least Squares Monte Carlo Method with Quantum Circuit Learning
Yusuke Kimura, Koichi Miyamoto, Kosuke Mitarai, Keisuke Fujii (Osaka Univ.) |
[more] |
|
QIT
(2nd) |
2022-12-08
14:00 |
Kanagawa |
Keio Univ.
(Primary: On-site, Secondary: Online) |
[Poster Presentation]
Application of Sequential minimal Optimization Methods to UCCSD ansatz
Yuichiro Tashima (Osaka Univ.), Kosuke Ito, Hideaki Hakoshima (Osaka Univ. QIQB), Kosuke Mitarai, Keisuke Fujii (Osaka Univ.) |
Variational quantum eigensolver (VQE) is expected to be applied to quantum chemical calculations.
This algorithm uses p... [more] |
|
QIT
(2nd) |
2022-12-08
14:00 |
Kanagawa |
Keio Univ.
(Primary: On-site, Secondary: Online) |
[Poster Presentation]
Numerical validation of cross-entropy benchmarks under a general noise model
Daisuke Sakurai, Kousuke Mitarai (Osaka Univ), Hideaki Hakoshima (Osaka Univ. QIQB), Keisuke Fujii (Osaka Univ) |
Current quantum computers with tens or hundreds of qubits are becoming increasingly hard to simulate using classical com... [more] |
|
QIT
(2nd) |
2022-05-31
16:20 |
Online |
Online |
Local variational quantum compilation for time evolution of large-scale quantum materials
Kaoru Mizuta (RIKEN), Yuya O. Nakagawa (QunaSys), Kosuke Mitarai, Keisuke Fujii (Osaka Univ.) |
Implementing time evolution operators on quantum computers is their most important task for quan- tum simulation. Here, ... [more] |
|
QIT
(2nd) |
2021-12-01
14:20 |
Online |
Online |
Effective Hamiltonian estimation of superconducting qubits by cross entropy minimization
Moriuchi Kazuma, Mitarai Kousuke (Osaka Univ), Ogawa Kazuhisa (QIQB), Fujii Keisuke (Osaka Univ) |
In order to precisely design quantum operations and quantum analog simulations in quantum computers,it is essential to k... [more] |
|
QIT
(2nd) |
2021-11-30
13:30 |
Online |
Online |
[Poster Presentation]
Simulation of the Quantum Approximation Optimization Algorithm for the MaxCut Problem in Noisy Environments
Yuichiro Nakano, Hideaki Hakoshima, Kousuke Mitarai, Keisuke Fujii (Osaka Univ.) |
[more] |
|
QIT
(2nd) |
2021-05-25
09:30 |
Online |
Online |
Acceleration of Extreme Learning Machines by Dequantization of Quantum Singular Value Decomposition
Iori Takeda, Souichi Takahira, Kousuke Mitarai, Keisuke Fujii (Osaka Univ.) |
In 2016, the quantum recommendation system was proposed by Kerenidis and Prakash, and it was shown that the singular val... [more] |
|
QIT
(2nd) |
2020-12-10
15:40 |
Online |
Online |
An initialization and benchmark method for variational quantum algorithms by perterbation
Kosuke Mitarai (Osaka Univ.), Yasunari Suzuki (NTT), Wataru Mizukami (Osaka Univ. QIQB), Yuya O. Nakagawa (QunasSys), Keisuke Fujii (Osaka Univ.) |
[more] |
|
QIT
(2nd) |
2019-11-18
17:30 |
Tokyo |
Gakushuin University |
Virtual two-qubit gate from single-qubit operations
Kosuke Mitarai, Keisuke Fujii (Osaka Univ.) |
We show a certain kind of non-local operations can be decomposed into a sequence of local operations. Utilizing the resu... [more] |
|
QIT
(2nd) |
2019-11-18
13:50 |
Tokyo |
Gakushuin University |
[Poster Presentation]
Predicting Time-Series Data with Quantum Recurrent Neural Network
Yuto Takaki, Kosuke Mitarai, Makoto Negoro, Keisuke Fujii, Masahiro Kitagawa (Osaka Univ.) |
We propose quantum algorithm for time-series prediction by using a quantum circuit that has similar structure as the rec... [more] |
|
QIT
(2nd) |
2019-11-18
13:50 |
Tokyo |
Gakushuin University |
[Poster Presentation]
Experimental quantum kernel machine learning with solid state NMR
Takeru Kusumoto, Kosuke Mitarai, Makoto Negoro, Keisuke Fujii, Masahiro Kitagawa (Osaka Univ.) |
We employ so-called quantum kernel estimation to exploit complex quantum dynamics of solid-state NMR for machine learnin... [more] |
|
QIT
(2nd) |
2018-11-27
15:50 |
Tokyo |
The University of Tokyo |
Algorithm for quantum digital-analog conversion
Kosuke Mitarai, Masahiro Kitagawa (Osaka Univ.), Keisuke Fujii (Kyoto Univ.) |
Data encoding methods used in quantum computing can be categorized into two types; analog-encoding where the data are st... [more] |
|