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Technical Committee on Network Systems (NS)
Chair: Tetsuya Oishi (NTT) Vice Chair: Takumi Miyoshi (Shibaura Inst. of Tech.)
Secretary: Daisaku Shimazaki (NTT), Saneyasu Yamaguchi (Kogakuin Univ.)
Assistant: Hiroshi Yamamoto (NTT)

DATE:
Wed, Oct 4, 2023 10:20 - 19:30
Thu, Oct 5, 2023 09:20 - 14:15
Fri, Oct 6, 2023 10:00 - 17:40

PLACE:
Centennial Hall, Hokkaido University(〒060-0809, Kita 9, Nishi 6, Kita-ku, Sapporo, Hokkaido, Japan. 10 min. from JR Sapporo Stat.https://www.hokudai.ac.jp/bureau/property/s03/access/)

TOPICS:
Network architecture (5G, Local 5G, Beyond5G, Mobile networks, Ad-hoc and sensor networks, Overlay and P2P networks, Programmable networks, SDN/NFV, IoT, Network slicing), Next generation packet transport (High speed Ethernet, IP over WDM, Multi-service package technology, MPLS), Grid, etc.

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Wed, Oct 4 AM NS First time Tech Com. 1 (10:20 - 12:00)
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(1) 10:20 - 10:45
Frequency Band Selection for Multiple Mobile Networks Towards Remote Monitoring of Autonomous Driving
Seiya Komatsu, Hiroki Iwasawa, Taichi Kawano, Takuya Tojo (NTT)

(2) 10:45 - 11:10
Performance Analysis of Cognitive Radio Networks With Location Privacy Preservation
Ryutaro Kobuchi (Osaka Univ.), Tatsuaki Kimura (Doshisha Univ.), Tetsuya Takine (Osaka Univ.)

(3) 11:10 - 11:35
Development and Evaluation of Mobility Control for Small-sized 5G Base Stations Using Radio Environment Sensing
Atsuhisa Hazama, Shin'ichi Arakawa, Masayuki Murata (Osaka Univ.)

(4) 11:35 - 12:00
(See Japanese page.)

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

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Wed, Oct 4 PM NS First time Tech Com. 2 (13:00 - 14:40)
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(5) 13:00 - 13:25
A Study of Reliability Verification of Location Information by a Distributed Ledger in Collaborative Localization
Ryota Kamishima (Kogakuin Univ.), Yoshito Watanebe (Kogakuin Univ./Solid Surface), Ryohei Banno (Kogakuin Univ.)

(6) 13:25 - 13:50
Recovery Protocol for Synchronous Compensation Operations in Actuator Processes
Kengo Sato, Hiroaki Higaki (Tokyo Denki Univ.)

(7) 13:50 - 14:15
A Proposal of Evaluation Space Construction Method for Flower Search by Drones with Swarm Intelligences
Daigo Hasegawa, Takuya Shindo, Takefumi Hiraguri, Nobuhiko Itoh (NIT)

(8) 14:15 - 14:40
Distributed ABS Deployment Method Considering LoS/NLoS Conditions
Makitaro Furuta (Osaka Univ.), Tatsuaki Kimura (Doshisha Univ.), Tetsuya Takine (Osaka Univ.)

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

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Wed, Oct 4 PM NS First time Tech Com. 3 (14:55 - 16:10)
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(9) 14:55 - 15:20
Study of high availability VPN gateway with hardware accelerator
Kotomi Takahashi, Katsuma Miyamoto, Hiroki kano, Shinya Kawano, Yasuyuki matsuoka (NTT)

(10) 15:20 - 15:45
Bayesian optimization with online clustering
Yuto Sando (Osaka Univ.), Tatsuaki Kimura (Doshisha Univ.), Takuto Kimura (NTT QONOQ), Tetsuya Takine (Osaka Univ.)

(11) 15:45 - 16:10
Design of Personal Data Store with support of Sandboxing for Development of Application Services
Hiroto Mochizuki, Manato Fujimoto, Shingo Ata (Osaka Metropolitan Univ.)

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

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Wed, Oct 4 PM NS1 (16:25 - 17:40)
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(12) 16:25 - 16:50
Client Allocation mechanism using server Redirection in a distributed MQTT broker
Keisuke Yoshimura, Ryouhei Bnno (Kogakuin Univ.)

(13) 16:50 - 17:15
Evaluation of Sub-optimization Methods for Accommodating Priority Flows in TSN
Yoshiki Aoki, Takayuki Nakamura, Yasuyuki Matsuoka (NTT)

(14) 17:15 - 17:40
Service Identification Based on SNIs occurred in Traffic Data for Flows Based on TLS1.3
Ryo Asaoka (Kogakuin Univ.), Akihiro Nakao (University of Tokyo), Masato Oguchi (Ochanomizu University), Saneyasu Yamaguchi (Kogakuin Univ.)

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

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Wed, Oct 4 PM NS2 (17:55 - 19:10)
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(15) 17:55 - 18:20
Access Control Method to Prevent ID Token Abuse on OpenID Connect
Junki Yuasa, Taisho Sasada, Yuzo Taenaka, Youki Kadobayashi (NAIST)

(16) 18:20 - 18:45
Development of a Fraud Detection Method Based on the Likelihood of Regression Models in Food Traceability
Shion Yamada, Ishizuka Mirei, Ichitoshi Takehara, Takumi Kobayashi, Yuki Kami (Kagawa Univ.), Norihiko Kamata (NCOS), Koji Kida (Kagawa Univ.)

(17) 18:45 - 19:10
Proposal of location data protection mechanism by TEE considering privacy zone setting
Tomoya Suzuki, Taisho Sasada, Yuzo Taenaka, Youki Kadobayashi (NAIST)

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Wed, Oct 4 PM Awards ceremony (19:10 - 19:30)
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(18) 19:10 - 19:30

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Thu, Oct 5 AM NS3 (09:20 - 11:00)
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(19) 09:20 - 09:45
[Encouragement Talk]
Experimental Evaluation of Vehicle Traffic Density Estimation for Predicting Communication Traffic Volume by Vehicle Communication Services
Yoshie Morita, Kengo Tajiri, Yoichi Matsuo (NTT)

(20) 09:45 - 10:10
[Encouragement Talk]
Performance Evaluation of D2D Caching Method Using LSTM Considering Missing Data
Makoto Tsunekiyo (Fukuoka Univ.), Noriaki Kamiyama (Ritsumeikan Univ.)

(21) 10:10 - 10:35
[Encouragement Talk]
Communication Scheduling Based on Heuristic Algorithm in Distributed Deep Learning
Ryudai Fukuda, Takuji Tachibana (Univ. Fukui)

(22) 10:35 - 11:00
[Encouragement Talk]
A Design of stateless 5G core network with procedural processing
Hiroki Watanabe, Atsuki Takata, Keiichi Shima (Softbank), Kunio Akashi, Yuji Sekiya (Univ. of Tokyo), Katsuhiro Horiba (Softbank)

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

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Thu, Oct 5 PM NS invite (11:15 - 12:00)
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(23) 11:15 - 12:00
[Invited Talk]
Trends in Ethernet-Based In-Vehicle Network Technology
Yoshihiro Ito (NITech)

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Thu, Oct 5 PM Awards ceremony (12:00 - 12:20)
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(24) 12:00 - 12:20

----- Break ( 40 min. ) -----

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Thu, Oct 5 PM NS4 (13:00 - 14:15)
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(25) 13:00 - 13:25
[Invited Lecture]
Analysis of Elapsed Time Length in Reduced Burst Score Aggregation for Suppressing Delayed-hit Caching Effects
Feri Fahrianto (UIN Jakarta), Noriaki Kamiyama (Ritsumeikan Univ.)

(26) 13:25 - 13:50
[Invited Lecture]
IoT Device Identification based on Traffic Pattern Analysis with Two-stage Clustering
Mizuki Asano, Takumi Miyoshi, Taku Yamazaki (Shibaura Inst. Tech.)

(27) 13:50 - 14:15
Low Latency and Low Jitter End-to-End Network Slicing Using Vector Packet Processing for Local 5G Mission Critical Study Case
Muhammad Iqbal, Kenji Kanai, Akihiro Nakao (Univ. of Tokyo)

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Fri, Oct 6 AM NS poster (10:00 - 11:30)
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(28) 10:00 - 11:30
[Poster Presentation]
Initial Evaluation of LPWA Sensing System for Plantations
Daiki Sugiyama (Shibaura Inst. of Tech.), Shota Ono, Eri Hosonuma, Yuuki Nishiyama, Kaoru Sezaki (Univ. of Tokyo), Taku Yamazaki, Takumi Miyoshi (Shibaura Inst. of Tech.)

(29) 10:00 - 11:30
[Poster Presentation]
Estimation of Congestion Control Algorithm and Packet Transmission Rate for Competing Flows Based on Machine Learning
Junya Ishikawa, Satoshi Utsumi (Fukushima Univ.)

(30) 10:00 - 11:30
[Poster Presentation]
Evaluation of Congestion Control Algorithms in the Real Internet Environment
Mai Komatsubara, Satoshi Utsumi (Fukushima Univ.)

(31) 10:00 - 11:30
[Poster Presentation]
Estimation of Packet Transmission Rate for BBR in the Real Internet Environment Based on Machine Learning
Fuya Ohba, Satoshi Utsumi (Fukushima Univ.)

(32) 10:00 - 11:30
[Poster Presentation]
Estimation of Packet Transmission Rate for TCP Hybla in the Real Internet Environment Based on Analytical Model
Takafumi Tomita, Satoshi Utsumi (Fukushima Univ.)

(33) 10:00 - 11:30
[Poster Presentation]
Fairness Evaluation of Practical Congestion Control Scheme in NDN
Yusaku Hayamizu (NICT), Atsuya Shiota, Kai Sakamoto, Miki Yamamoto (Kansai Univ.)

(34) 10:00 - 11:30
[Poster Presentation]
A Study on Semi-reliable Communications for Real-time Data Stream Services
Kotaro Uchida (Univ. of Kitakyushu), Mikiya Yoshida (Okayama Univ.), Hiroyuki Koga (Univ. of Kitakyushu)

----- Break ( 90 min. ) -----

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Fri, Oct 6 PM NS5 (13:00 - 14:40)
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(35) 13:00 - 13:25
Technical Investigation and Resource Consumption Evaluation for Thin Client UE based on MEC System
Ken Kumakura, Keisuke Maesako, Liang Zhang (SoftBank)

(36) 13:25 - 13:50
A Proposal of Prioritized Random Access Control with Maximum Aggregation of Frames with Delay Constraints in Wireless Sensor Networks
Risa Matsuda, Yosuke Tanigawa, Hideki Tode (OMU)

(37) 13:50 - 14:15
Delayed CTS in RTS/CTS Control for Performance Improvement in Wireless Ad-Hoc Transmissions
Wakana Nomura, Hiroaki Higaki (Tokyo Denki Univ.)

(38) 14:15 - 14:40
A study on traffic reduction in crowd gaming using eye Information
Shintaro Okade (Osaka Univ.), Takumasa Ishioka (Osaka Univ./Kyoto Tachibana Univ.), Takuya Fujihashi, Shunsuke Saruwatari, Takashi Watanabe (Osaka Univ.)

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

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Fri, Oct 6 PM NS6 (14:55 - 16:10)
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(39) 14:55 - 15:20
Crowdsourced Crime Detection System using Large Language Models
Ryuya Itano, Tatsuki Tamano, Honoka Tanitsu, Takahiro Koita (Doshisha Univ.)

(40) 15:20 - 15:45
Incentive Mechanism Considering Heterogeneous Privacy Demand Level in Federated Learning with Differential Privacy
Shota Miyagoshi, Takuji Tachibana (Univ. Fukui)

(41) 15:45 - 16:10
Experiment of Group Construction for Location-Based Distributed Machine Learning
Ryota Hasegawa (SIT), Shota Ono (UTokyo), Taku Yamazaki, Takumi Miyoshi (SIT)

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

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Fri, Oct 6 PM NS7 (16:25 - 17:40)
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(42) 16:25 - 16:50
Implementation and evaluation of delay adjuster for in-network video processing
Hiroyuki Kitada (NTT), Daiki Fukudome (NHK), Kento Noguchi, Takafumi Okuyama (NTT), Satoshi Nishimura, Hisayuki Ohmata (NHK)

(43) 16:50 - 17:15
Society 5.0/Beyond Personal data distribution platform for a High QoL Society in the 5G era
Midori Sugaya (SIT), Patrick Finnerty (Kobe Univ), Kazuhito Matsumoto (Waseda), Tetsuya Yokotani (KIT), Kenji Kanaki (Univ of Tokyo), Hidenori Nakazato (Waseda), Chikara Ohta (Kobe Univ)

(44) 17:15 - 17:40
[Invited Lecture]
Fiscal 2022 Report of Research Trends in Technical Committee on Network Systems
-- Toward Further Advancement --
Saneyasu Yamaguchi (Kogakuin Univ.), Daisaku Shimazaki, Hiroshi Yamamoto (NTT)

# Information for speakers
General Talk will have 18 minutes for presentation and 7 minutes for discussion.
Invited Talk will have 40 minutes for presentation and 5 minutes for discussion.
General Talk (はじめての研究会セッション) will have 10 minutes for presentation and 15 minutes for discussion.

=== Technical Committee on Network Systems (NS) ===
# FUTURE SCHEDULE:

Tue, Nov 21, 2023 - Wed, Nov 22, 2023 (tentative): Ehime Prefecture Gender Equality Center [Fri, Sep 15], Topics: Network quality, Network measurement/management, Network virtualization, Network service, Blockchain, Security, Network intelligence/AI, etc.
Thu, Dec 14, 2023 - Fri, Dec 15, 2023: Kyushu Institute of Technology Tobata campus, and Online [Tue, Oct 17], Topics: Multi-hop/Relay/Cooperation, Disaster-resistant wireless network, Sensor/Mesh network, Ad-hoc network, D2D/M2M, Wireless network coding, Handover/AP switching/Connected cell control/Load balancing among base stations/Mobile network dynamic reconfiguration, QoS/QoE assurance, Wireless VoIP, IoT, Edge computing, etc.
Thu, Jan 25, 2024 - Fri, Jan 26, 2024<br> (changed): Higashisenda Campus, HiroshimaUniversity + Online [Thu, Nov 16], Topics: Network software (Software architecture, Middleware), Network application, SOA/SDP, NGN/IMS/API, Distributed control/Dynamic routing, Grid, NFV, IoT, Network/System reliability, Network/System evaluation, etc.

# SECRETARY:
E-mail：ns-