| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
QIT
(2nd) |
2023-12-17
16:00 |
Okinawa |
OIST
(Primary: On-site, Secondary: Online) |
Quantum-enhanced mean value estimation in noisy quantum computing
Kaito Wada, Kazuma Fukuchi, Naoki Yamamoto (Keio Univ.) |
[more] |
|
QIT
(2nd) |
2023-12-17
17:30 |
Okinawa |
OIST
(Primary: On-site, Secondary: Online) |
[Poster Presentation]
Analyze convergence of Quantum-Neural -Networks in the over-parametrized regime
Kaito Tanaka (Keio Univ.), Naoki Yamamoto (KQCC) |
Quantum neural networks (QNN) are one of the quantum-classical hybrid algorithms, which can be realized with the current... [more] |
|
QIT
(2nd) |
2022-12-08
10:45 |
Kanagawa |
Keio Univ.
(Primary: On-site, Secondary: Online) |
Generating quantum entanglement between macroscopic objects with continuous measurement and feedback control
Daisuke Miki (Kyushu Univ.), Nobuyuki Matsumoto (Gakushuin Univ.), Akira Matsumura, Tomoya Shichijo, Yuuki Sugiyama, Kazuhiro Yamamoto (Kyushu Univ.), Naoki Yamamoto (Keio Univ.) |
The cavity optomechanics using an mg-scale mechanical mirror has the potential to realize the quantum states of macrosco... [more] |
|
QIT
(2nd) |
2022-12-08
17:30 |
Kanagawa |
Keio Univ.
(Primary: On-site, Secondary: Online) |
Measurement-based Quantum Reservoir Computing
Toshiki Yasuda, Yudai Suzuki (Keio), Tomoyuki Kubota, Kohei Nakajima (Tokyo), Caoch (MITSUBISHI CHEMICAL), Hendra Nurdin (UNSW), Naoki Yamamoto (Keio) |
The conventional QRC (Quantum Reservoir Computing) model using a quantum computer has a problem that it lacks nonlineari... [more] |
|
QIT
(2nd) |
2022-12-08
17:45 |
Kanagawa |
Keio Univ.
(Primary: On-site, Secondary: Online) |
Optimal Measurement Configurations for Sequential Quantum Optimization of Variational Quantum Eigensolver
Katsuhiro Endo (AIST/Keio Univ.), Hiroshi Watanabe (Keio Univ.), Yuki Sato (Toyota Central R&D Labs., Inc./Keio Univ.), Rudy Raymond (IBM Japan,Ltd./Keio Univ./The Univ. of Tokyo), Naoki Yamamoto, Mayu Muramatsu (Keio Univ.) |
Variational Quantum Eigenvalue solver (VQE) is a hybrid algorithm that optimizes a quantum state represented by a parame... [more] |
|
QIT
(2nd) |
2022-12-08
18:15 |
Kanagawa |
Keio Univ.
(Primary: On-site, Secondary: Online) |
Quantum Fisher kernel for mitigating the vanishing similarity issue
Yudai Suzuki, Hideaki Kawaguchi, Naoki Yamamoto (Keio Univ.) |
Quantum kernel method is a machine learning model exploiting quantum computers to calculate the quantum kernels (QKs) th... [more] |
|
QIT
(2nd) |
2022-12-09
16:00 |
Kanagawa |
Keio Univ.
(Primary: On-site, Secondary: Online) |
A new information criterion for quantum state estimation
Hiroshi Yano, Naoki Yamamoto (Keio Univ.) |
Recently a number of efficient methods for quantum state estimation have been proposed, demanding methods for accurate s... [more] |
|
QIT
(2nd) |
2021-12-01
14:40 |
Online |
Online |
Simulating Time Evolution with Fully Optimized Single-Qubit Gates
Kaito Wada (Keio Univ.), Rudy Raymond (IBM), Yu-ya Ohnishi (JSR Corp.), Eriko Kaminishi, Michihiko Sugawara, Naoki Yamamoto, Hiroshi Watanabe (Keio Univ.) |
We propose a novel method to sequentially optimize arbitrary single-qubit gates in parameterized quantum circuits for si... [more] |
|
QIT
(2nd) |
2020-12-10
13:00 |
Online |
Online |
[Poster Presentation]
Improvement of accuracy of IBM Q quantum gates with OpenPulse
Shun Omura, Naoki Yamamoto, Michihiko Sugawara, Takahiko Sato (Keio Univ.) |
[more] |
|
QIT
(2nd) |
2019-11-19
16:00 |
Tokyo |
Gakushuin University |
Proposal of Efficient Quantum Modular Addition Circuit and its Implementation
Kento Oonishi (UTokyo/ Keio Univ.), Tomoki Tanaka (MUFG/ MUFG Bank/ Keio Univ.), Shumpei Uno (MHIR/ Keio Univ.), Naoki Yamamoto (Keio Univ.), Noboru Kunihiro (Tsukuba Univ.) |
In this paper, we propose more efficient quantum addition and modular addition circuits and estimate the number of quant... [more] |
|
QIT
(2nd) |
2019-11-18
13:50 |
Tokyo |
Gakushuin University |
[Poster Presentation]
Tractable Quantum Speed Limit and Hamiltonian Engineering for Robust State Preparation
Kohei Kobayashi, Naoki Yamamoto (Keio Univ.) |
[more] |
|
QIT
(2nd) |
2019-11-18
13:50 |
Tokyo |
Gakushuin University |
[Poster Presentation]
Inversion of Interaction Operator via Quantum Feedback Amplification
Yuri Tanaka, Naoki Yamamoto (Keio Univ.) |
The op-amp, which is fundamental in the classical electronic circuit theory, realizes various circuits with robust chara... [more] |
|
QIT
(2nd) |
2018-11-26
13:30 |
Tokyo |
The University of Tokyo |
Characterization the Robustness of Quantum System by Quantum Speed Limit
Kohei Kobayashi, Naoki Yamamoto (Keio Univ.) |
[more] |
|
QIT
(2nd) |
2018-06-04
13:20 |
Hiroshima |
ICCH Ran |
[Poster Presentation]
Generating Robust Entanglement via Quantum Feedback
Kensuke Gallock Yoshimura, Naoki Yamamoto (Keio Univ.) |
Generating entangled states is one of the important tasks for the realization of quantum information processing. However... [more] |
|
QIT
(2nd) |
2018-06-04
13:20 |
Hiroshima |
ICCH Ran |
[Poster Presentation]
Broadening the Bandwidth of Gravitational-Wave Detectors Using Quantum Feedback Amplifiers
Rion Shimazu, Naoki Yamamoto (Keio Univ.) |
Adv. LIGO (Advanced Laser Interferometric Gravitational-Wave Observatory), which detected the gravitational-wave for the... [more] |
|
QIT
(2nd) |
2018-06-04
13:20 |
Hiroshima |
ICCH Ran |
[Poster Presentation]
Coherent Quantum PID Feedback Control
Yuki Nojiri, Naoki Yamamoto (Keio Univ.) |
In this research we present we can design an active differentiator and an active integrator for a quantum signal by usin... [more] |
|
QIT
(2nd) |
2017-11-17
10:00 |
Saitama |
Saitama University |
Limit on Quantum State Generation under Dissipation
Kohei Kobayashi, Naoki Yamamoto (Keio Univ.) |
To realize quantum information technology, control for generating a target quantum state is highly necessary. However, i... [more] |
|
QIT
(2nd) |
2017-05-29
15:00 |
Kyoto |
Ritesumeikan University, Suzaku Campus |
[Poster Presentation]
Fundamental Limit on Quantum State Control under Dissipation
Kohei Kobayashi, Naoki Yamamoto (Keio Univ.) |
[more] |
|
QIT
(2nd) |
2017-05-29
15:00 |
Kyoto |
Ritesumeikan University, Suzaku Campus |
[Poster Presentation]
Sensitivity analysis of multi-stage quantum feedback amplifier
Yu Yokotera, Naoki Yamamoto (Keio Univ.) |
An amplifier is one of the basic devices for the signal processing, and is also important in the quantum information sci... [more] |
|
QIT
(2nd) |
2016-11-24
13:00 |
Ibaraki |
KEK Kobayashi-hall |
[Poster Presentation]
Limit on Quantum State Generation under Dissipation
Kohei Kobayashi, Naoki Yamamoto (Keio Univ.) |
To realize quantum information technology, control for generating a target quantum state is highly necessary. However, i... [more] |
|