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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 41  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
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
14:30
Online Online [Invited Talk] Applications of NISQ devices for quantum machine learning
Keisuke Fujii (Osaka Univ.)
 [more]
QIT
(2nd)
2020-12-10
15:20
Online Online Comparative study for sampling-based simulation costs of noisy quantum circuits
Shigeo Hakkaku (Osaka Univ.), Keisuke Fujii (Osaka Univ./QIQB/RIKEN)
 [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)
2020-12-10
16:10
Online Online Quantum error mitigation for fault-tolerant quantum computing
Yasunari Suzuki, Suguru Endo (NTT), Keisuke Fujii (Osaka Univ.), Yuuki Tokunaga (NTT)
Fault-tolerant quantum computing (FTQC) implements universal quantum computing while suppressing physical errors via qua... [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
17:50
Tokyo Gakushuin University Error suppression for adiabatic quantum computation with 2-local Hamiltonian
Ryotaro Suzuki, Keisuke Fujii (Osaka Univ.)
To protect adiabatic quantum computation (AQC) from noise is necessary for reliable and large‐scale quantum computation.... [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] Accelerating Quantum Dynamics Simulation with GPU
Yoshiaki Kawase, Keisuke Fujii (Osaka Univ.)
In recent years, noisy intermediate-scale quantum computer (NISQ) has appeared, and it is expected that quantum algorith... [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)
2019-11-18
13:50
Tokyo Gakushuin University [Poster Presentation] Clasically Optimized Variational Quantum Eignensolver for Topological Orderd Systems
Keita Osaki, Keisuke Fujii (Osaka Univ.)
 [more]
QIT
(2nd)
2019-11-18
13:50
Tokyo Gakushuin University [Poster Presentation] Improvement of quantum error correction by optimizing frequency of syndrome measurements
Shoya Takagi, Keisuke Fujii (Osaka Univ.)
The realization of long-life quantum memory is essential for the execution of large-scale quantum computations. Surface ... [more]
US 2019-09-25
10:30
Miyagi Tohoku Univ. Increasing the Depth of Field with a High Frequency Annular Array Transducer
Keisuke Fujii, Akira Sato, Naoya Kannno, Ryo Shinntate (Tohoku Univ.), Kazuto Kobayashi (Honda Ko.), Shin Yoshizawa, Shin-ichiro Umemura, Yoshifumi Saijo (Tohoku Univ.) US2019-46
 [more] US2019-46
pp.1-4
US 2019-09-25
13:25
Miyagi Tohoku Univ. Strain of a Magnetically Labelled Tissue-Mimicking PVA Phantom by Magnetomotive Ultrasound Imaging
Akira Sato, Naoya Kanno, Rebecca Anna Plant, Keisuke Fujii, Hayato Ikeda, Kaito Anzai, Aoi Sato, Yoshifumi Saijo (Tohoku Univ.) US2019-50
Magnetomotive Ultrasound Imaging (MMUS) is an imaging technique that uses superparamagnetic iron oxide (SPIO) nanopartic... [more] US2019-50
pp.19-24
QIT
(2nd)
2019-05-20
16:10
Fukuoka Kyushu University, Chikushi Campus Sequential minimal optimization for quantum-classical hybrid algorithms
Ken M. Nakanishi (The Univ. of Tokyo), Keisuke Fujii (Osaka Univ.), Synge Todo (The Univ. of Tokyo)
We propose a sequential minimal optimization method for quantum-classical hybrid algorithms, which converges faster, is ... [more]
IMQ, IE, MVE, CQ
(Joint) [detail]
2019-03-15
10:40
Kagoshima Kagoshima University Image quality evaluation of low contrast CT images using moving average filters
Keisuke Fujii (Nagoya Univ./NCCHE), Kuniharu Imai, Mitsuru Ikeda, Chiyo Yamauchi-Kawaura (Nagoya Univ.), Keiichi Nomura, Yoshihisa Muramatsu, Hiroyuki Ota (NCCHE) IMQ2018-60 IE2018-144 MVE2018-91
Image contrast and noise are one of important indices for evaluating image quality of low contrast CT images such as abd... [more] IMQ2018-60 IE2018-144 MVE2018-91
pp.209-212
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]
QIT
(2nd)
2018-11-26
13:30
Tokyo The University of Tokyo [Poster Presentation] Graph Convolutional Network for Topological stabilizer code.
Amarsanaa Davaasuren (Tokyo Univ.), Yasunari Suzuki (NTT), Keisuke Fujii (Kyoto Univ.), Yasunobu Nakamura (Tokyo Univ.)
Quantum Error Correction (QEC) is vital for fault tolerant quantum computation and requires fast and high-performance de... [more]
QIT
(2nd)
2018-11-26
13:30
Tokyo The University of Tokyo [Poster Presentation] Subspace-search variational quantum eigensolver for excited states
Ken M Nakanishi (Univ. Tokyo), Kosuke Mitarai (Osaka Univ.), Keisuke Fujii (Kyoto Univ.)
The variational quantum eigensolver (VQE), a variational algorithm to obtain an approximated ground state of a given Ham... [more]
QIT
(2nd)
2018-11-26
13:30
Tokyo The University of Tokyo [Poster Presentation] Evaluation of the Classical Sampling Cost for Noisy Quantum Circuits
Shigeo Hakkaku (Kyoto Univ.), Keisuke Fujii (Kyoto Univ./JST PRESTO)
 [more]
 Results 1 - 20 of 41  /  [Next]  
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