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Technical Committee on Nonlinear Problems (NLP)
Chair: Akio Tsuneda (Kumamoto Univ.) Vice Chair: Hiroyuki Torikai (Hosei Univ.)
Secretary: Daizaburo Yoshioka (Sojo Univ.), Daisuke Ito (Gifu Univ.)
Assistant: Yuichi Yokoi (Nagasaki Univ.), Yoshikazu Yamanaka (Utsunomiya Univ.)

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Technical Committee on Mathematical Systems Science and its Applications (MSS)
Chair: Atsuo Ozaki (Osaka Inst. of Tech.) Vice Chair: Shingo Yamaguchi (Yamaguchi Univ.)
Secretary: Koichi Kobayashi (Hokkaido Univ.), Jianquan Liui (NEC)
Assistant: Masato Shirai (Shimane Univ.)

DATE:
Wed, Mar 15, 2023 10:00 - 17:15
Thu, Mar 16, 2023 10:00 - 17:05
Fri, Mar 17, 2023 10:00 - 17:05

PLACE:

TOPICS:

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Wed, Mar 15 AM (10:00 - 12:00)
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(1) 10:00 - 10:20
A study on tracking maximum energy conversion point in parametric pendulums
Yoshitaka Nozaki, Yuichi Yokoi, Tsuyoshi Higuchi (Nagasaki Univ.)

(2) 10:20 - 10:40
A theoretical study on frequency response characteristics in single degree of freedom model for atomic force microscope
Ryoto Yoshida, Nobuo Satoh, Kuniyasu Shimizu (CIT)

(3) 10:40 - 11:00
Spectral analysis of synchropahsor data in a campus distribution grid: Comparison of numerical methods
Munetaka Noguchi (Osaka Prefecture Univ.), Yoshihiko Susuki (Kyoto Univ.), Atsushi Ishigame (Osaka Metropolitan Univ.)

(4) 11:00 - 11:20
Flame behavior of high-frequency combustion oscillations in a cylindrical combustor with an off-center installed coaxial injector
Riko Ueta, Kazuki Kawano, Hiroshi Gotoda (TUS), Takeshi Shoji, Seiji Yoshida (JAXA)

(5) 11:20 - 11:40
Spatiotemporal dynamics of intermittent combustion oscillations in a cylindrical combustor with an off-center installed coaxial injector
Hirotaka Okamoto, Kazuki Kawano, Hiroshi Gotoda (TUS), Takeshi Shoji, Seiji Yoshida (JAXA)

(6) 11:40 - 12:00
Numerical Analysis of Second Order Partial Differential Equations using Haar Wavelet Differential Operator Matrices
Hibiki Sano, Takumi Maegawa, Seiichiro Moro (Univ. Fukui)

----- Break ( 60 min. ) -----

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Wed, Mar 15 PM (13:00 - 15:00)
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(7) 13:00 - 13:20
A scenario obtaining periodic solutions from third-order autonomous system without equilibrium points
Ryuichi Yoshida, Seya Amoh, Tetsushi Ueta (Tokushima Univ.)

(8) 13:20 - 13:40
Global bifurcations in a two-link robot
Rikiya Yamaguchi (Tokushima Univ), Daisuke Ito (Gifu Univ), Yuu Miino (Naruto Univ), Tetsushi Ueta (Tokushima Univ)

(9) 13:40 - 14:00
Algorithm and Software Investigation for Bifurcation Point Detection via Parallel Nested-Layer Particle Swarm Optimization
Tomo Hasegawa (Tokyo Univ. of Technology), Haruna Matsushita (Kagawa Univ.), Takuji Kousaka (Chukyo Univ.), Hiroaki Kurokawa (Tokyo Univ. of Technology)

(10) 14:00 - 14:20
On binary periodic orbits in sparse binary neural networks
Hiroki Nonaka, Toshimichi Saito (HU)

(11) 14:20 - 14:40
Pareto-based dimensionality reduction of parameters for simple piecewise linear circuits
Ryunosuke Numata, Toshimichi Saito (HU)

(12) 14:40 - 15:00
Derivation of Periodic Solutions for Bouncing Ball Systems
-- Structural Analysis using Pseudo-Feedback Approach --
Hitoshi Imamura (Ibaraki Univ.)

----- Break ( 15 min. ) -----

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Wed, Mar 15 PM (15:15 - 17:15)
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(13) 15:15 - 15:35
Hippocampal CA3 spiking neural network model for constructing never-experienced novel path sequences on a maze task
Kensuke Takada, Katsumi Tateno (Kyushu Inst. Tech.)

(14) 15:35 - 15:55
Collision Experiments of Propagating Patterns in the Model of Excitable Media
Shigeru Ninagawa (KIT)

(15) 15:55 - 16:15
Curve Fitting Analysis for Blood Flow of Gastric Tube
Daisuke Katsuragi, Yasunori Kurahashi (Hyogo Medical Univ.)

(16) 16:15 - 16:35
Correlation dimensions of EEG time series characterizing sleep stages in mice
Kazuki Koyama (Rikkyo Univ.), Masanori Sakaguchi (Univ. Tsukuba), Takaaki Ohnishi (Rikkyo Univ.)

(17) 16:35 - 16:55
An Trial to Replace Chaotic Neural Networks with Hidden Markov Models.
-- A Case of Method for Solving Asymmetric Traveling Salesman Problems --
Toshihiro Tachibana, Tomoya Matsuno (Shonan Inst. of Tech.), Masaharu Adachi (Tokyo Denki Univ.), Kaya Nagasawa (Shonan Inst. of Tech.)

(18) 16:55 - 17:15
Consideration of Mathematical Modeling for Allergy
Kota Ohno, Hiroko Shoji (Chuo Univ.)

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Thu, Mar 16 AM (10:00 - 12:00)
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(19) 10:00 - 10:20
Detecting causality for marked point processes
Kazuya Sawada (TUS), Yutaka Shimada (Saitama Univ.), Tohru Ikeguchi (TUS)

(20) 10:20 - 10:40
Calculation of Lyapunov Exponent for Imaging Photoplethysmogram
Hirofumi Nakayama, Nina Sviridova, Tohru Ikeguchi (TUS)

(21) 10:40 - 11:00
Stability analysis method for a two-dimensional composite dynamical system with an implicit function
Takaki Kato, Keita Kiyosu (Chukyo Univ.), Yuu Miino (Naruto Univ. of Education), Hiroyuki Asahara (Okayama Univ. of Science), Takuji Kousaka (Chukyo Univ.)

(22) 11:00 - 11:20
A Method of Solving Posting Poster Problem for Public Office Election Using Min-max Type Objective Function
Fengkai Guo, Honami Tsushima (Tokyo univ. of science), Jun Adachi, Takafumi Matsuura, Takayuki Kimura (Nippon Institute of Technology), Tohru Ikeguchi (Tokyo univ. of science)

(23) 11:20 - 11:40
Ill-posed problem of Daubechies's AM-FM oscillator expansion
Fumihiko Ishiyama (NTT)

(24) 11:40 - 12:00
A Study on Properties of Koopman Eigenfunctions for a Planar Singularly-Perturbed Dynamical System
Natsuki Katayama, Yoshihiko Susuki (Kyoto Univ.)

----- Break ( 60 min. ) -----

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Thu, Mar 16 PM (13:00 - 13:50)
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(25) 13:00 - 13:50
[Invited Talk]
Applying Machine Learning to Social Applications
-- Attempts toward automation of tasks related to medical care, disaster prevention, and steel bridge maintenance --
Noritaka Shigei (Kagoshima Univ.), Yoichi Ishizuka, Satoshi Sugimoto (Nagasaki Univ.), Chihiro Morita (Univ. of Miyazaki), Masanobu Miyazaki (Miyazaki Medical Clinic), Shinichi Abe, Tomoya Nishino (Nagasaki University Hospital), Hiromi Miyajima (Kagoshima Univ.)

----- Break ( 10 min. ) -----

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Thu, Mar 16 PM (14:00 - 14:50)
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(26) 14:00 - 14:50
[Invited Talk]
Social Applications of FPGA and Machine Learning
Yuichiro Shibata, Taito Manabe (Nagasaki Univ.)

----- Break ( 15 min. ) -----

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Thu, Mar 16 PM (15:05 - 17:05)
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(27) 15:05 - 15:25
Evaluation of Cooperative Evacuation Guidance Methods for Large-Scale Events
Chihiro Yamada, Atsuo Ozaki (OIT)

(28) 15:25 - 15:45
Design of Three-Dimensional Binary Manipulator Using genetic algorithm
Keita Sugibayashi, Eiji Konaka (Meijo Univ)

(29) 15:45 - 16:05
Distributed Optimization of Energy Management Systems with Peak Shift Constraints
Genya Tamayama, Koichi Kobayashi, Yuh Yamashita (Hokkaido Univ.)

(30) 16:05 - 16:25
Online Optimization of Pickup and Delivery Problem Considering Demand Forecasting
Ryo Matsuoka, Koichi Kobayashi, Yuh Yamashita (Hokkaido Univ.)

(31) 16:25 - 16:45
Case Study of Development of Railway Congestion Forecasting System Using AI and Human Pair Programming System
Tomoya Fukada, Mohd Anuaruddin Bin Ahmadon, Shingo Yamaguchi (Yamaguchi Univ.)

(32) 16:45 - 17:05
On Search for Malicious Botnet by White-Hat Worms in Botnet Defense System
Ryo Yamashita, Shingo Yamaguchi (Yamaguchi Univ.)

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Fri, Mar 17 AM (10:00 - 12:00)
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(33) 10:00 - 10:20
Development and Evaluation of A Leader Based Swarm Guidance Algorithm Inspired by Farthest Agent Targeting Method
Kei Akiguchi, Masaki Ogura, Aiyi Li, Naoki Wakamiya (Osaka Univ.)

(34) 10:20 - 10:40
A method of suppressing false information diffusion in OSN
Atsushi Wakamatsu, Masaaki Miyashita, Norihiko Shinomiya (Soka Univ.)

(35) 10:40 - 11:00
Machine Learning-Based Risk Evaluation of Reconstruction Attack on Query System for Handling Privacy Data
Mohd Anuaruddin Bin Ahmadon (山口大)

(36) 11:00 - 11:20
Knowledge Extraction by Machine Learning Using Physical and Human Sensors in Smart Agriculture
Kenta Toya, Moritaro Inoue, Naoshi Uchihira (JAIST)

(37) 11:20 - 11:40
2-hop spanning trees for stable time in wireless sensor networks
Yoshihiro Kaneko, Shuuji Oohira (Gifu Univ.)

(38) 11:40 - 12:00
On the Existence of Deterministic Supervisors for Bisimilarity Control of Nondeterministic Discrete Event Systems
Shigemasa Takai (Osaka Univ.)

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Fri, Mar 17 PM (12:00 - 12:10)
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(39) 12:00 - 12:10

----- Break ( 60 min. ) -----

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Fri, Mar 17 PM (13:10 - 15:10)
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(40) 13:10 - 13:30
Periodic Memory and Learning Chaotic Dynamical Systems in Hysteresis Reservoir Computing
Tsukasa Saito, Kenya Jin'no (Tokyo City Univ.)

(41) 13:30 - 13:50
Investigation of similarity between synonyms using sentence vectors generated by Sentence-BERT
Masato Izumi, Kenya Jin'no (Tokyo City Univ.)

(42) 13:50 - 14:10
An analysis on backbone structure of word co-occurrence networks
Shoudai Tazawa, Yutaka Shimada (Saitama Univ.)

(43) 14:10 - 14:30
Qualitative analyses of context vectors generated by Transformers in the neural machine translators
Hiroki Azuma, Hideyuki Kato (Oita Univ)

(44) 14:30 - 14:50
Global Convergence Analysis of Distributed HALS Algorithm for Nonnegative Matrix Factorization
Keiju Hayashi, Tsuyoshi Migita, Norikazu Takahashi (Okayama Univ.)

(45) 14:50 - 15:10
Reformulation of Optimization Problem in Randomized NMF and Proposal of A Novel Iterative Update Algorithm
Takao Masuda, Tsuyoshi Migita, Norikazu Takahashi (Okayama Univ.)

----- Break ( 15 min. ) -----

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Fri, Mar 17 PM (15:25 - 17:05)
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(46) 15:25 - 15:45
Chaotic Response of Hardware Small World Neural Network with STDP
Takuto Yamaguchi, Katsutoshi Saeki, Yoshiki Sasaki (Nihon Univ.)

(47) 15:45 - 16:05
Improving Recognition Accuracy in Contrastive Learning by Weighted Similarity Based on Data Source
Ryotaro Sei, Hidehiro Nakano (Tokyo City Univ.)

(48) 16:05 - 16:25
Lightweighting Noisy Student Semi-Supervised Learning by Applying MobileNet
Yuga Morishima, Hidehiro Nakano (Tokyo City Univ.)

(49) 16:25 - 16:45
Investigation on improving diversity of options in option-critic reinforcement learning
Aya Nakagawa, Hidehiro Nakano (Tokyo City Univ.)

(50) 16:45 - 17:05
Enhancement of functionality in Deep Echo State Network by optimizing leak rate
Shuichi Inoue, Sou Nobukawa (CIT), Haruhiko Nishimura (UOH), Eiji Watanabe (NIBB), Teijiro Isokawa (UOH)

# Information for speakers
Invited Talk will have 45 minutes for presentation and 5 minutes for discussion.
General Talk will have 15 minutes for presentation and 5 minutes for discussion.
Young Researcher's Talk (WIP) will have 15 minutes for presentation and 5 minutes for discussion.

=== Technical Committee on Nonlinear Problems (NLP) ===
# FUTURE SCHEDULE:

Sat, May 13, 2023 (changed): Kenshin Koriyama Cultural Center (Koriyama, Fukushima) [Sun, Mar 19], Topics: NLP, etc.
Thu, Jun 8, 2023 - Fri, Jun 9, 2023 (tentative): Tokyo City Univ. [Tue, Apr 18], Topics: CCS, NLP, etc.

# SECRETARY:
Daisaburo Yoshioka (Sojo Univ.)
E-mail:

cis

jo-u

=== Technical Committee on Mathematical Systems Science and its Applications (MSS) ===

# SECRETARY:
Koichi Kobayashi (Hokkaido University)
Tel: +81-11-706-6452
E-mail: k-