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Technical Committee on Quantum Information Technology (QIT) [schedule] [select]
Chair Masato Koashi (Univ. of Tokyo)
Secretary Koji Azuma (NTT), Yutaka Shikano (Gunma Univ.)

Conference Date Tue, Nov 30, 2021 09:20 - 17:40
Wed, Dec 1, 2021 09:00 - 17:10
Topics Quantum Information 
Conference Place Online (Zoom) 
Sponsors This conference is co-sponsored by Quantum Electronics Group, The Japan Society of Applied Physics.

Tue, Nov 30 AM  Opening Address
09:20 - 09:30
  09:20-09:30 Opening address ( 10 min. )
Tue, Nov 30 AM  Session I
Chair: Yuuki Tokunaga (NTT)
09:30 - 10:50
(1) 09:30-09:50 Analysis of the minimum number of CZ operations for preparing graph states Yusei Yoshimura, Ryuhei Mori (Tokyo Tech)
(2) 09:50-10:10 Study on quantum algorithms for gradient estimation of integer polynomials Shinichi Mizuhara (Univ. of Tokyo), Yutaro Iiyama (ICEPP), Shoji Asai (Univ. of Tokyo)
(3) 10:10-10:30 Comparison of unknown unitary channels Yutaka Hashimoto, Akihito Soeda, Mio Murao (UTokyo)
(4) 10:30-10:50 Quantum computational approach for topological data analysis
-- Quantum algorithm for persistent Betti numbers --
Ryu Hayakawa (Kyoto Univ.)
  10:50-11:10 Break ( 20 min. )
Tue, Nov 30 AM  Session II
Chair: Akihiro Mizutani (Mitsubishi Electric Co.)
11:10 - 12:30
(5) 11:10-11:30 Universal quantum computation by quantum walks on directed graphs Ryo Asaka, Kazumitsu Sakai, Ryoko Yahagi (Tokyo Univ. Sci.)
(6) 11:30-11:50 Halving the length of approximate classical representations of pure quantum states with probabilistic encoding Seiseki Akibue, Go Kato, Seiichiro Taniei (NTT)
(7) 11:50-12:10 Maximum logarithmic derivative bound on quantum state estimation as a dual of the Holevo bound Koichi Yamagata (UEC)
(8) 12:10-12:30 Universal construction of decoders from unknown encoders Satoshi Yoshida, Akihito Soeda, Mio Murao (Univ. Tokyo)
  12:30-13:30 Lunch Break ( 60 min. )
Tue, Nov 30 PM  Poster Session
13:30 - 15:30
  - See the end of the program.
Tue, Nov 30 PM  Session III
Chair: Koji Azuma (NTT)
15:30 - 17:40
(9) 15:30-16:20 [Invited Talk]
Recent progress in the security proof of quantum key distribution in the finite-key regime
Toshihiko Sasaki (Univ. of Tokyo)
(10) 16:20-16:40 Certified Deletion for Public Key Encryption and Classical Communication Taiga Hiroka, Tomoyuki Morimae (Kyoto Univ.), Ryo Nishimaki, Takashi Yamakawa (NTT)
(11) 16:40-17:00 Key relay advantage over secure network coding Go Kato (NTT), Mikio Fujiwara (NICT), Toyohiro Tsurumaru (MELCO)
(12) 17:00-17:20 Secure multi-party quantum computation based on triply-even quantum error-correcting codes Mishchenko Petr, Xagawa Keita (NTT)
(13) 17:20-17:40 Scalable implementation of (2^N+1) mutually unbiased basis measurement for 2^N-dimensional quantum states Takuya Ikuta (NTT/Osaka Univ.), Seiseki Akibue, Yuya Yonezu, Toshimori Honjo, Hiroki Takesue (NTT), Kyo Inoue (Osaka Univ.)
  17:40-19:40 Banquet ( 120 min. )
Wed, Dec 1 AM  Session IV
Chair: Tkahumi Ono (Kagawa Univ.)
09:00 - 10:00
(14) 09:00-09:20 Direct measurement of matrix elements of density-, process- and measurement-matrices using diagrammatic representation Masaya Takahashi (Hokkaido Univ.), Kazuhisa Ogawa (Osaka Univ.), Akihisa Tomita (Hokkaido Univ.)
(15) 09:20-09:40 Error-Disturbance relations in Faraday measurements Le Bin Ho, Keiichi Edamatsu (RIEC)
(16) 09:40-10:00 Time constraints for executing cavity-mediated adiabatic transfer in the presence of dissipation Akinori Suenaga (Meiji Univ.), Takeru Utsugi (Waseda Univ.), Rui Asaoka, Yuuki Tokunaga (NTT CD Labs.), Rina Kanamoto (Meiji Univ.), Takao Aoki (Waseda Univ.)
  10:00-10:20 Break ( 20 min. )
Wed, Dec 1 AM  Session V
Chair: Ryo Okamoto (Kyoto Univ.)
10:20 - 12:10
(17) 10:20-11:10 [Tutorial Invited Lecture]
Introduction to quantum sensing
Makoto Negoro (Osaka univ.)
(18) 11:10-11:30 A fiber-coupled frequency converter based on a PPLN waveguide for quantum internet Shoichi Murakami, Rintaro Fujimoto, Toshiki Kobayashi, Rikizo Ikuta (Osaka Univ.), Asuka Inoue, Takeshi Umeki, Ryoichi Kasahara, Tetsuya Mukai (NTT), Shigehito Miki (NICT/Kobe Univ.), Shigeyuki Miyajima, Masahiro Yabuno, Fumihiro China, Hirotaka Terai (NICT), Nobuyuki Imoto, Takashi Yamamoto (Osaka Univ.)
(19) 11:30-11:50 Analysis of Linear Optical Circuits Based on Stabilizer Formalism Tomohiro Yamazaki, Rikizo Ikuta, Takashi Yamamoto (Osaka Univ.)
(20) 11:50-12:10 Toward quantum classifier using silicon optical circuits Takafumi Ono (Kagawa Univ.), Wojciech Roga (Keio Univ.), Kentaro Wakui, Mikio Fujiwara, Shigehito Miki, Hirotaka Terai (NICT), Masahiro Takeoka (Keio Univ.)
  12:10-13:10 Lunch Break ( 60 min. )
Wed, Dec 1 PM  Session VI
Chair: Yuimaru Kubo (OIST)
13:10 - 15:00
(21) 13:10-14:00 [Invited Talk]
Progress in superconducting quantum computer
Tsuyoshi Yamamoto (NEC)
(22) 14:00-14:20 Divide-and-conquer verification method for noisy intermediate-scale quantum computation Yuki Takeuchi, Yasuhiro Takahashi (NTT), Tomoyuki Morimae (Kyoto Univ.), Seiichiro Tani (NTT)
(23) 14:20-14:40 Effective Hamiltonian estimation of superconducting qubits by cross entropy minimization Moriuchi Kazuma, Mitarai Kousuke (Osaka Univ), Ogawa Kazuhisa (QIQB), Fujii Keisuke (Osaka Univ)
(24) 14:40-15:00 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.)
  15:00-15:20 Break ( 20 min. )
Wed, Dec 1 PM  Session VII
Chair: Yutaka Shikano (Gunma Univ.)
15:20 - 17:10
(25) 15:20-15:40 Non-Markovian dynamics of the quantum Otto cycle Miku Ishizaki, Naomichi Hatano (UTokyo), Hiroyasu Tajima (UEC)
(26) 15:40-16:00 Assuming the validity of the second law of thermodynamics in general probabilistic theories
-- consequences and constraints on models --
Shintaro Minagawa, Hayato Arai, Francesco Buscemi (Nagoya Univ.)
(27) 16:00-16:20 Non-standard entanglement structure of Local unitary self-dual models as a saturated situation of repeatability in General Probabilistic Theories Hayato Arai (Nagoya Univ.), Masahito Hayashi (SUSTech/Nagoya Univ.)
(28) 16:20-16:40 Effect of Wigner rotation on estimating momentum shift of relativistic spin-1/2 particle Shin Funada, Jun Suzuki (UEC)
(29) 16:40-17:00 Non-Gaussian entanglement in optomechanical system
-- quantumness of gravity --
Daisuke Miki, Akira Matsumura, Kazuhiro Yamamoto (Kyushu Univ.)
  17:00-17:10 Closing Address ( 10 min. )
  -  
  -  
Tue, Nov 30 PM  Poster session
13:30 - 15:30
(30) 13:30-15:30 [Poster Presentation]
Synchronization analysis of a quantum nonlinear oscillator using continuous measurement
Yuhi Adachi, Yuzuru Kato, Hiroya Nakao (Tokyo tech)
(31) 13:30-15:30 [Poster Presentation]
Attacks on Search Ring-LWE Problem by Trace Map on Finite Field
Tomoka Takahashi, Sinya Okumura, Atsuko Miyaji (Osaka Univ.)
(32) 13:30-15:30 [Poster Presentation]
Precision electron spin control experiment with RFSoC
Yuta Kawai (Osaka Univ.), Ryohei Niwase, Keisuke Koike (e-trees), Koichiro Miyanishi, Akinori Kagawa (Osaka Univ.), Takefumi Miyoshi (e-trees), Masahiro Kitagawa (Osaka Univ.), Makoto Negoro (QIQB)
(33) 13:30-15:30 [Poster Presentation]
Non-monotone metric on the quantum parametric model
Jun Suzuki (UEC)
(34) 13:30-15:30 [Poster Presentation]
Effect of additional operations for quantum annealing
Yuta Otsubo (Keio Univ.), Tatsuhiko Shirai (Waseda Univ.), Shu Tanaka (Keio Univ.)
(35) 13:30-15:30 [Poster Presentation]
Pricing Multi-asset derivatives by variational quantum simulation
Kenji Kubo (Mercari/Osaka Univ.), Koichi Miyamoto (Osaka Univ.)
(36) 13:30-15:30 [Poster Presentation]
On the dimensions of the post-processing order of measurements
Yui Kuramochi (Kyushu Univ.)
(37) 13:30-15:30 [Poster Presentation]
Effects of fixing variables in quantum annealing
Tomohiro Hattori (Keio Univ.), Hirotaka Irie, Tadashi Kadowaki (DENSO), Shu Tanaka (Keio)
(38) 13:30-15:30 [Poster Presentation]
Private Simultaneous Quantum Messages Protocols for the AND Function
Reiji Takeda, Harumichi Nishimura (Nagoya Univ.)
(39) 13:30-15:30 [Poster Presentation]
Exact Minimization Method for relative-phase Toffoli gates
Naoya Asada, Shigeru Yamasita (Ritsumeikan Univ.)
(40) 13:30-15:30 [Poster Presentation]
Quantum Reservoir Computing with a Multimode Interferometric Optical Circuit
-- Estimation of Characteristic Quantities of Quantum States of Light --
Natsuki Yokoyama, Masaya Shintoku, Kazuya Yuasa (Waseda Univ.)
(41) 13:30-15:30 [Poster Presentation]
Quantum Metrology in the Presence of Noise by Indefinite Causal Order
Taiki Fujimoto, Kazuya Yuasa (Waseda Univ.)
(42) 13:30-15:30 [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.)
(43) 13:30-15:30 [Poster Presentation]
Analysis of the effects of the two-photon temporal distinguishability on measurement-device-independent quantum key distribution
Haobo Ge, Akihisa Tomita, Atsushi Okamoto (Hokkaido Univ.), Kazuhisa Ogawa (Osaka Univ.)
(44) 13:30-15:30 [Poster Presentation]
Study of Classical-Quantum Hybrid Distributed Computation
Hiroki Watanabe (Hiroshima Univ.), Teruo Tanimoto, Masao Hirokawa (Kyushu Univ.)
(45) 13:30-15:30 [Poster Presentation]
Study of Single Photon Sources Coupled with Gold Nanostars on an Optical Nanofibre
Yining Xuan, Masakazu Sugawara, Rui Sun, Soyoung Baek (Tohoku Univ.), Mark Sadgrove (Tokyo Univ. of Sci.), Keiichi Edamatsu (Tohoku Univ.)
(46) 13:30-15:30 [Poster Presentation]
Measurement of optical orbital angular momentum density using a Sagnac-type rotaional shearing interferometer
Ryogo Kanda, Masaki Iha, Yoko Miyamoto (UEC)
(47) 13:30-15:30 [Poster Presentation]
Roles of Quantum Measurements and Feedback Controls in Quantum Maxwell's Demon
Kenta Koshihara, Kazuya Yuasa (Waseda Univ.)
(48) 13:30-15:30 [Poster Presentation]
Machine Learning techniques for unitary design classification:A comparative study
Yaswitha Gujju, Bo Yang, Dr. Yuko Kuroki, Dr. Hiroshi Imai (UTokyo)

Announcement for Speakers
General TalkEach speech will have 15 minutes for presentation and 5 minutes for discussion.
Invited TalkEach speech will have 40 minutes for presentation and 10 minutes for discussion.

Contact Address and Latest Schedule Information
QIT Technical Committee on Quantum Information Technology (QIT)   [Latest Schedule]
Contact Address  
Announcement You need to register for participation in addition to application for presentation. Please see QIT homepage
https://www.ieice.org/es/qit/


Last modified: 2021-11-24 17:00:17


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