2022

Journal Papers

1. Hyuckjin Choi, Manato Fujimoto, Tomokazu Matsui, Shinya Misaki, and Keiichi Yasumoto:
   Wi-CaL: WiFi Sensing and Machine Learning based Device-Free Crowd Counting and Localization,
   IEEE Access, Vol. 10, pp. 24395-24410, Mar. 2022.
2. Hitoshi Simizu, Tomoharu Iwata, Hirohiko Suwa, and Keiichi Yasumoto:
   Evacuation Guidance between Shelters Using Minimal Cost Flow,
   The IEICE Transactions on Information and Systems(Japanese Edition), Vol.J105-D, No.03, pp175-185, Mar. 2022.
3. Yuji Kanamitsu, Eigo Taya, Koki Tachibana, Yugo Nakamura, Yuki Matsuda, Hirohiko Suwa, and Keiichi Yasumoto:
   Estimating Congestion in a Fixed-Route Bus by Using BLE Signals,
   Sensors, Vol.22, No.3:881, pp.1-15, Jan. 2022.
4. Yuko Hirabe, Hirohiko Suwa, Yutaka Arakawa, and Keiichi Yasumoto:
   Estimating Phone Holding Style through Analysis of Touch Logs,
   IPSJ Journal, Vol.63, No.1, pp.45–55, Jan. 2022.
   

Conference Papers

1. Kazuki Oi, Yugo Nakamura, Yuki Matsuda, Manato Fujimoto, Keiichi Yasumoto:
   Short Stick Exercise Tracking System for Elderly Rehabilitation using IMU Sensor,
   The 2nd International Workshop on Cyber-Physical-Human System Design and Implementation (CPHS ’22), pp. 13-18, Online, 2022. [PDF]
2. Eigo Taya, Yuji Kanamitsu, Koki Tachibana, Yugo Nakamura, Yuki Matsuda, Hirohiko Suwa, Keiichi Yasumoto:
   Estimating Congestion in Train Cars by Using BLE Signals,
   The 2nd Workshop on Data-Driven and Intelligent Cyber-Physical Systems for Smart Cities (DI-CPS ’22), pp. 1-7, Online, 2022. [PDF]
3. Daiki Mayumi, Yugo Nakamura, Yuki Matsuda, Tomokazu Matsui, Shinya Misaki, Keiichi Yasumoto, Junko Nohara:
   Aroma Nudges: Exploring the Effects on Shopping Behavior in a Supermarket,
   17th International Conference on Persuasive Technology 2022, International Workshop on Digital Nudging and Digital Persuasion (DNDP ’22), 2022.
4. Shusaku Tomita, Jose Paolo Talusan, Yugo Nakamura, Hirohiko Suwa, Keiichi Yasumoto:
   FedTour: Participatory Federated Learning of Tourism Object Recognition Models with Minimal Parameter Exchanges between User Devices,
   The 1st Workshop on Serverless computing for pervasive cloud-edge-device systems and services (StarLESS ’22), Online, 2022. [PDF]
5. Mohammad Jaminur Islam, Jose Paolo Talusan, Shameek Bhattacharjee, Francis Tiausas, Sayyed Mohsen Vazirizade, Abhishek Dubey, Keiichi Yasumoto, Sajal K. Das:
   Anomaly based Incident Detection in Large Scale Smart Transportation Systems,
   The 13th ACM/IEEE International Conference on Cyber Physical Systems (ICCPS ’22), 2022.
6. Hitoshi Shimizu, Hirohiko Suwa, Tomoharu Iwata, Akinori Fujino, Hiroshi Sawada, Keiichi Yasumoto:
   Evacuation Shelter Scheduling Problem,
   Hawaii International Conference on System Sciences 2022 (HICSS-55), Maui, Hawaii, USA (Virtual Conference), Jan 3-7, 2022.

2021

Journal Papers

1. Masato Hidaka, Yuki Matsuda, Hirohiko Suwa, Masato Taya, Keiichi Yasumoto:
   Analysis of the relationship between the personality and behaviors of tourists: Verification through a questionnaire survey based on a hypothetical two-day, one-night trip to Kyoto,
   Socio-Informatics, Vol.10, No.2, pp.23-36, Dec. 2021.
2. Tomohide Yoshie, Yuki Matsuda, Yutaka Arakawa, Haruki Otsubo, Takashi Araga, Kentaro Tatsuno, Satoshi Takaishi, Noriko Usuki, Toshihiro Ueda:
   The Influence of Experience on Gazing Patterns during Endovascular Treatment: Eye-Tracking Study,
   Journal of Neuroendovascular Therapy, advpub, pp.1-7, 2021.
3. Ko Watanabe, Yusuke Soneda, Yuki Matsuda, Yugo Nakamura, Yutaka Arakawa, Andreas Dengel and Shoya Ishimaru:
   DisCaaS: Micro Behavior Analysis on Discussion by Camera as a Sensor,
   Sensors, Vol.20, No.17:5719, pp.1-16, 2021.
4. Zhihua Zhang, Juliana Miehle, Yuki Matsuda, Manato Fujimoto, Yutaka Arakawa, Keiichi Yasumoto, Wolfgang Minker:
   Exploring the Impacts of Elaborateness and Indirectness in a Behavior Change Support System,
   IEEE Access, Volume 9, pp.74778-74788, May. 2021.
5. Tomoki Tanaka, Yuki Matusda, Manato Fujimoto, Hirohiko Suwa, Keiichi Yasumoto:
   Evacuation Shelter Decision Method Considering Non-Cooperative Evacuee Behavior to Support the Disaster Weak,
   Sustainability 2021, 13(9), 5106, May. 2021.
6. Masaki Gogami, Yuki Matsuda, Yutaka Arakawa, Keiichi Yasumoto:
   Detection of Careless Responses in Online Surveys Using Answering Behavior on Smartphone,
   IEEE Access, Vol.9, pp.53205-53218, 2021.
7. Jin Nakabe, Teruhiro Mizumoto, Hirohiko Suwa, Keiichi Yasumoto:
   Optimal Cooking Procedure Presentation System for Multiple Recipes and Investigating Its Effect,
   Algorithms, 14 (2), 67, Feb. 2021.
8. Koki Tachibana, Kenro Go, Shion Tominaga, Toshiki Onishi, Soma Suzuki, Hirohiko Suwa, Akihiro Miyata:
   Prediction Support Method for Accidents in Living Space Using Real-world Objects，
   IPSJ Journal, Vol.62, No.1, pp.35–43, Jan. 2021.
9. Akihiro Matsuda, Tomokazu Matsui, Yuki Matsuda, Hirohiko Suwa, and Keiichi Yasumoto:
   A Method for Detecting Street Parking Using Dashboard Camera Videos,
   Sensors and Materials, vol. 33, no. 1, pp. 17-34, Jan. 2021.
10. Makoto Yoshida, Shinya Akiyama, Yumiko Moriyama, Yoshitada Takeshima, Yusuke Kondo, Hirohiko Suwa, and Keiichi Yasumoto:
    Traffic Census Sensor Using Vibration Caused by Passing Vehicles,
    Sensors and Materials, vol. 33, no. 1, pp. 1-16, Jan. 2021.
11. Niklas Rach, Yuki Matsuda, Stefan Ultes, Wolfgang Minker, Keiichi Yasumoto:
    Estimating Subjective Argument Quality Aspects from Social Signals in Argumentative Dialogue Systems,
    IEEE Access, Vol.9, pp.11610-11621, 2021.

Preprint

1. Shogo Kawanaka, Juliana Miehle, Yuki Matsuda, Hirohiko Suwa, Wolfgang Minker and Keiichi Yasumoto:
   Task allocation interface design and personalization in gamified participatory sensing for tourism,
   arXiv:2102.05586, pp.1-21, 2021.
2. Yuki Matsuda, Shogo Kawanaka, Hirohiko Suwa, Yutaka Arakawa and Keiichi Yasumoto:
   ParmoSense: A Scenario-based Participatory Mobile Urban Sensing Platform with User Motivation Engine,
   arXiv:2102.05586, pp.1-24, 2021.

Conference Papers

1. Kentaro Ueda, Kodai Sasaki, Hirohiko Suwa, Yuki Ogawa, Eiichi Umehara, Tatsuo Yamashita, Kota Tsubouchi, and Keiichi Yasumoto:
   Prediction of Nikkei VI increase for reducing investment risk using Yahoo! JAPAN stock BBS,
   The 6th International Workshop on Application of Big Data for Computational Social Science (ABCSS ’21), Melbourne, Australia, December 14-17, 2021.
2. Kohei Oyama, Yuki Matsuda, Rio Yoshikawa, Yugo Nakamura, Hirohiko Suwa, Keiichi Yasumoto:
   A Method for Expressing Intention for Suppressing Careless Responses in Participatory Sensing,
   18th EAI International Conference on Mobile and Ubiquitous Systems: Computing, Networking and Services (MobiQuitous ’21 Workshop), pp.769-782, Nov. 8-11, Online, 2021. [DOI]
3. Rio Yoshikawa, Yuki Matsuda, Kohei Oyama, Hirohiko Suwa, Keiichi Yasumoto:
   Analysis of the Effects of Cognitive Stress on the Reliability of Participatory Sensing,
   18th EAI International Conference on Mobile and Ubiquitous Systems: Computing, Networking and Services (MobiQuitous ’21 Workshop), pp.634-649, Nov. 8-11, Online, 2021. [DOI]
4. Hyuckjin Choi, Tomokazu Matsui, Shinya Misaki, Atsushi Miyaji, Manato Fujimoto, Keiichi Yasumoto:
   Simultaneous Crowd Estimation in Counting and Localization Using WiFi CSI,
   The eleventh International Conference on Indoor Positioning and Indoor Navigation (IPIN ’21), Lloret de Mar, Spain (Hybrid or Online), Nov 29 – Dec. 2, 2021.
5. Eunice Likotiko, Shinya Misaki, Yuki Matsuda, and Keiichi Yasumoto:
   SGBS: A novel Smart garbage bin system for understanding household garbage disposal behaviour,
   The 13th International Conference on Mobile Computing and Ubiquitous Networking (ICMU ’21), pp. 1-8, Tokyo, Japan, Nov. 2021. [PDF] [DOI]
6. Tomokazu Matsui, Shinya Misaki, Yuma Sato, Manato Fujimoto, Hirohiko Suwa, and Keiichi Yasumoto:
   Multi-Person Daily Activity Recognition with Non-Contact Sensors Based on Activity Co-Occurrence,
   The 13th International Conference on Mobile Computing and Ubiquitous Networking (ICMU ’21), pp. 1-8, Tokyo, Japan, Nov. 2021. [DOI]
7. Ryoya Hayashi, Yuki Matsuda, Manato Fujimoto, Hirohiko Suwa, and Keiichi Yasumoto:
   Multimodal Tourists’ Emotion and Satisfaction Estimation Considering Weather Conditions and Analysis of Feature Importance,
   The 13th International Conference on Mobile Computing and Ubiquitous Networking (ICMU ’21), pp. 145-150, Tokyo, Japan, Nov. 2021. [PDF] [DOI]
8. Shuichi Fukuda, Yuki Matsuda, Yutaka Arakawa, Keiichi Yasumoto:
   Statistical Analysis between Sleep Status and Occupational Health Indicators for Detecting Depression Signs in Healthy Workers,
   The 13th International Conference on Mobile Computing and Ubiquitous Networking (ICMU ’21, Poster), pp. 1-2, Tokyo, Japan, Nov. 2021. [PDF] [DOI]
9. Sopicha Stirapongsasuti, Kundjanasith Thonglek, Shinya Misaki, Yugo Nakamura, Keiichi Yasumoto:
   INSHA: Intelligent Nudging System for Hand Hygiene Awareness
   The 21th ACM International Conference on Intelligent Virtual Agents (IVA ’21), pp.183–190, Online, 2021.
10. Yugo Nakamura, Yuki Matsuda:
    IoT Nudge: IoT Data-driven Nudging for Health Behavior Change,
    Adjunct Proceedings of the 2021 ACM International Joint Conference on Pervasive and Ubiquitous Computing (UbiComp ’21 Adjunct, Poster), pp. 51-53, All Over the World, Sept. 2021. [PDF] [DOI]
11. Yuji Kanamitsu, Koki Tachibana, Yugo Nakamura, Yuki Matsuda, Hirohiko Suwa, Keiichi Yasumoto:
    Using Interaction as Nudge to Increase Installation Rate of COVID-19 Contact-Confirming Application,
    Adjunct Proceedings of the 2021 ACM International Joint Conference on Pervasive and Ubiquitous Computing (UbiComp ’21 Adjunct, Poster), pp. 36-37, All Over the World, Sept. 2021. [PDF] [DOI]
12. Francis Tiausas, Jose Talusan, Yu Ishimaki, Hayato Yamana, Hirozumi Yamaguchi, Shameek Bhattacharjee, Abhishek Dubey, Keiichi Yasumoto, Sajal K. Das:
    ​​User-centric Distributed Route Planning in Smart Cities based on Multi-objective Optimization,
    7th IEEE International Conference on Smart Computing (SmartComp ’21), Sept. 2021.
13. Atsushi Miyaji, Tomokazu Matsui, Zhihua Zhang, Hyuckjin Choi, Manato Fujimoto, and Keiichi Yasumoto:
    Analysis on Nursing Care Activity Related Stress Level for Reduction of Caregiving Workload,
    50th International Conference on Parallel Processing Workshop (ICPP ’21 Workshops), Online, Aug. 2021.
14. Sopicha Stirapongsasuti, Shinya Misaki, Tomokazu Matsui, Hirohiko Suwa, and Keiichi Yasumoto:
    Batterfly: Battery-Free Daily Living Activity Recognition System through Distributed Execution over Energy Harvesting Analog PIR Sensors,
    Proceedings of the 17th International Conference on Distributed Computing in Sensor Systems (DCOSS ’21), pp. 54-56, July 2021.
15. Keisuke Umakoshi, Tomokazu Matsui, Makoto Yoshida, Hyuckjin Choi, Manato Fujimoto, Hirohiko Suwa, and Keiichi Yasumoto:
    Non-Contact Person Identification by Piezoelectric-based Gait Vibration Sensing,
    The 35th International Conference on Advanced Information Networking and Applications (AINA ’21), Tronto, Canada, May 2021.
16. Tomokazu Matsui, Kosei Onishi, Shinya Misaki, Hirohiko Suwa, Manato Fujimoto, Teruhiro Mizumoto, Wataru Sasaki, Aki Kimura, Kiyoyasu Maruyama, and Keiichi Yasumoto:
    Analysis of Visualized Bioindicators Related to Activities of Daily Living,
    The 35th International Conference on Advanced Information Networking and Applications (AINA ’21), Tronto, Canada, May 2021.
17. Rei Nakaoka, Yugo Nakamura, Yuki Matsuda, Shinya Misaki and Keiichi Yasumoto:
    eat2pic: Food-tech Design as a Healthy Nudge with Smart Chopsticks and Canvas,
    2021 IEEE International Conference on Pervasive Computing and Communications Workshops (PerCom ’21 Workshops, Demo), pp.389-391, March 22-26, 2021. [PDF] [DOI]
18. Jin Nakabe, Teruhiro Mizumoto, Hirohiko Suwa, Keiichi Yasumoto:
    ParaCook: Optimal Cooking Support System for Multiple Dishes,
    IEEE International Conference on Pervasive Computing and Communications (PerCom ’21, WiP Session), pp.x-x, March 22-26, 2021.
19. Akihiro Matsuda, Tomokazu Matsui, Yuki Matsuda, Hirohiko Suwa, Keiichi Yasumoto:
    A System for Real-time On-street Parking Detection and Visualization on an Edge Device,
    IEEE International Conference on Pervasive Computing and Communications Workshops (PerCom ’21 Workshops, PerVehicle), pp.227-232, March 22-26, 2021. [PDF]
20. Hyuckjin Choi, Tomokazu Matsui, Manato Fujimoto, and Keiichi Yasumoto:
    Simultaneous Crowd Counting and Localization by WiFi CSI,
    International Conference on Distributed Computing and Networking 2021 (ICDCN ’21), Doctoral Symposium, pp. 239-240, Online, Jan. 2021.
21. Risa Tamaki, Manato Fujimoto, Hirohiko Suwa, Keiichi Yasumoto:
    Data Analysis for Developing Blood Glucose Level ControlSystem,
    The Third International Workshop on Mobile Ubiquitous Systems, Infrastructures, Communications and AppLications(MUSICAL’21), pp. 104-109, Online, Jan. 2021.
22. Shinya Misaki, Keisuke Umakoshi, Tomokazu Matsui, Hyuckjin Choi, Manato Fujimoto and Keiichi Yasumoto:
    Non-Contact In-Home Activity Recognition System Utilizing Doppler Sensors,
    First International Workshop on Maintenance-Free Context Sensing (MFsens’21), pp. 169-174, Online, Jan. 2021.
23. Yugo Nakamura, Jose Paolo Talusan, Teruhiro Mizumoto, Hirohiko Suwa, Yutaka Arakawa, Hirozumi Yamaguchi, and Keiichi Yasumoto:
    ProceThings: Data Processing Platform with In-situ IoT Devices for Smart Community Services,
    Adjunct Proceedings of the 2021 International Conference on Distributed Computing and Networking, pp. 116-121, Online, Jan. 2021.

Award

1. The 13th International Conference on Mobile Computing and Ubiquitous Networking (ICMU 2021) Best Paper Award：Tomokazu Matui：Multi-person Daily Activity Recognition with Non-contact Sensors based on Activity Co-occurrence
2. 2021 ACM International Joint Conference on Pervasive and Ubiquitous Computing (UbiComp 2021) Best Poster： Yugo Nakamura： IoT Nudge: IoT Data-driven Nudging for Health Behavior Change
3. 2021 IEEE International Conference on Pervasive Computing and Communications Workshops （PerCom Workshops ’21, Demo） Best Demo：Rei Nakaoka, Yugo Nakamura, Yuki Matsuda, Shinya Misaki and Keiichi Yasumoto：eat2pic: Food-tech Design as a Healthy Nudge with Smart Chopsticks and Canvas

2020

Journal Papers

1. Shogo Isoda, Masato Hidaka, Yuki Matusda, Hirohiko Suwa, Keiichi Yasumoto:
   Timeliness-Aware On-Site Planning Method for Tour Navigation.,
   Smart Cities 2020, 3, 1383-1404.
2. Jose Paolo Talusan, Michael Wilbur, Abhishek Dubey, Keiichi Yasumoto:
   Route Planning through Distributed Computing by Road Side Units,
   IEEE Access, Vol. 8, pp. 176134 – 176148, 2020. DOI:10.1109/ACCESS.2020.3026677
3. Tomokazu Matsui, Kosei Onishi, Shinya Misaki, Manato Fujimoto, Hirohiko Suwa, Keiichi Yasumoto:
   SALON: Simplified Sensing System for Activity of Daily Living in Ordinary Home,
   Sensors, Vol.20, No.17, Article ID 4895, August. 2020.
4. Shogo Kawanaka, Yuki Matsuda, Hirohiko Suwa, Manato Fujimoto, Yutaka Arakawa and Keiichi Yasumoto:
   Gamified Participatory Sensing in Tourism: An Experimental Study of the Effects on Tourist Behavior and Satisfaction,
   Smart Cities, Vol.3, No.3, pp. 736-757, July. 2020.
5. Eiichi Umehara, Namie Kato, Hirohiko Suwa, Yuki Ogawa, Masashi Sugiura:
   Develop a Model of Behavior of Personal Information Protection in Organizations,
   Journal of Socio-Informatics, Vol.8, No.3, pp. 81-95, July 2020.
6. Teruhiro Mizumoto, Yasuhiro Otoda, Chihiro Nkajima, Mitsuhiro Kohana, Motohiro Uenishi, Keiichi Yasumoto, and Yutaka Arakawa:
   Design and Implementation of Sensor-embedded Chair for Continuous Sitting Posture Recognition,
   IEICE Transactions on Information and Systems, Vol. E103–D, No. 5, pp. 1067-1077, May 2020.
7. Masato Hidaka, Yuki Kanaya, Shogo Kawanaka, Yuki Matsuda, Yugo Nakamura, Hirohiko Suwa, Manato Fujimoto, Yutaka Arakawa, and Keiichi Yasumoto:
   On-site Trip Planning Support System Based on Dynamic Information on Tourism Spots,
   Smart Cities, Vol. 3, No. 2, pp. 212-231, Apr. 2020.
8. Khaled El-Fakih, Teruhiro Mizumoto, Keiichi Yasumoto, and Teruo Higashino:
   Energy Aware Simulation and Testing of Smart-Spaces,
   Information and Software Technology, vol. 118, Feb. 2020. (IF = 2.921).
9. Yuki Kanaya, Shogo Kawanaka, Hirohiko Suwa, Yutaka Arakawa, and Keiichi Yasumoto:
   Automatic Route Video Summarization based on Image Analysis for Intuitive Touristic Experience，
   Sensors and Materials, vol. 32, no. 2, pp. 599-610, Feb. 2020.
10. Kazuki Moriya, Manato Fujimoto, Yutaka Arakawa, and Keiichi Yasumoto:
    Effective Trilateration-based Indoor Localization Method Utilizing Active Control of Lighting Devices，
    Sensors and Materials, vol. 32, no. 2, pp. 625-650, Feb. 2020.
11. Yohei Torigoe, Yugo Nakamura, Manato Fujimoto, Yutaka Arakawa, and Keiichi Yasumoto:
    Strike Activity Detection and Recognition Using Inertial Measurement Unit Towards Kendo Skill Improvement Support System，
    Sensors and Materials, vol. 32, no. 2, pp. 651-673, Feb. 2020.
12. Manato Fujimoto, Seigi Matsumoto, Edgar Marko Trono, Yutaka Arakawa, and Keiichi Yasumoto:
    Effective Application Distribution System for Internet-Less Communication during Disasters，
    Sensors and Materials, vol. 32, no. 1, pp. 79-95, Jan. 2020.

Conference Papers

1. Shogo Isoda, Shogo Kawanaka, Yuki Matsuda, Hirohiko Suwa, and Keiichi Yasumoto:
   Poster Abstract: How Much Does Human Mobility Behavior Affect The COVID-19 Infection Spread?,
   The 18th ACM Conference on Embedded Networked Sensor Systems (SenSys 2020), Yokohama, Japan , November 16-19, 2020
2. Sopicha Stirapongsasuti, Kundjanasith Thonglek, Shinya Misaki, Bunyapon Usawalertkamol, Yugo Nakamura, Keiichi Yasumoto:
   Poster Abstract: A Nudge-based Smart System for Hand Hygiene Promotion in Private Organizations,
   The 18th ACM Conference on Embedded Networked Sensor Systems (SenSys 2020), Yokohama, Japan, November 16-19, 2020
3. Shogo Isoda, Masato Hidaka, Yuki Matsuda, Hirohiko Suwa, and Keiichi Yasumoto:
   Demo Abstract: User Decision Support System for On-Site tourism Navigation on smartphone,
   The 18th ACM Conference on Embedded Networked Sensor Systems (SenSys 2020), Yokohama, Japan , November 16-19, 2020
4. Shuichi Fukuda, Hyuckjin Choi, Yuki Matsuda, and Keiichi Yasumoto:
   Demo Abstract : Fishing Activity Sensing and Visualization System using Sensor-equipped Fishing Rod,
   The 18th ACM Conference on Embedded Networked Sensor Systems (SenSys 2020), Yokohama, Japan , November 16-19, 2020
5. Akihiro Matsuda, Tomokazu Matsui, Yuki Matsuda, Hirohiko Suwa, and Keiichi Yasumoto:
   Demo Abstract: A Method for Detecting Street Parking Using Dashboard Camera Videos on an Edge Device,
   The 18th ACM Conference on Embedded Networked Sensor Systems (SenSys 2020), Yokohama, Japan, November 16-19, 2020
6. Shinya Misaki, Sopicha Stirapongsasuti, Tomokazu Matsui, Hirohiko Suwa, Keiichi Yasumoto:
   Demo Abstract: Activity Recognition through Intermittent Distributed Processing by Energy Harvesting PIR Sensors,
   The 18th ACM Conference on Embedded Networked Sensor Systems (SenSys 2020), Yokohama, Japan , November 16-19, 2020
7. Sopicha Stirapongsasuti, Yugo Nakamura, and Keiichi Yasumoto:
   Privacy-Aware Sensor Data Upload Management for Securely Receiving Smart Home Services,
   Proceedings of 6th International Conference on Smart Computing (SMARTCOMP 2020), Bologna, Italy, Sep 2020.
8. Yuki Matsuda, Dmitrii Fedotov, Yutaka Arakawa, Hirohiko Suwa, Wolfgang Minker and Keiichi Yasumoto:
   Analysis of Tourists’ Nationality Effects on Behavior-based Emotion and Satisfaction Estimation,
   4th International Conference on Imaging, Vision & Pattern Recognition (IVPR ’20), Aug 26-29, 2020.
9. Yuki Matsuda and Yugo Nakamura:
   Towards Automatic Waistline Measurement with A Smartwatch,
   2nd International Conference on Activity and Behavior Computing (ABC ’20), pp.1-9, Aug 26-29, 2020.
10. Haruka Wada, Zhihua Zhang, Manato Fujimoto, Yutaka Arakawa, and Keiichi Yasumoto:
    Implementation and Field Evaluation of Location-based Nursing Record System QuickCareRecord，
    14th International Symposium on Medical Information and Communication Technology (ISMICT 2020) , Nara, Japan, May 2020.
11. Michael Wilbur, Chinmaya Samal, Jose Paolo Talusan, Keiichi Yasumoto, Abhishek Dubey:
    Time-dependent Decentralized Routing using Federated Learning,
    Proceedings of 23rd IEEE International Conference on Real-Time Distributed Computing (ISORC 2020), Nashville, USA, May 2020.
12. Jose Paolo Talusan, Michael Wilbur, Abhishek Dubey, and Keiichi Yasumoto:
    On Decentralized Route Planning Using the Road Side Units as Computing Resources,
    Proceedings of 2020 IEEE International Conference on Fog Computing (ICFC 2020), Sydney, Australia, Apr. 2020.
13. Zhihua Zhang, Yuki Matsuda, Manato Fujimoto, Yutaka Arakawa, and Keiichi Yasumoto:
    Embedding Additional Behaviors Into Users’ Daily Routines for Improving Users’ Awareness of Self-Health Condition，
    Eighth International Workshop on Behavior Change Support Systems (BCSS 2020) , Aalborg, Denmark, Apr. 2020.
14. Hirohiko Suwa:
    Keynote: Issues of annotations in designing ubiquitous applications，
    4th International Workshop on Annotation of useR Data for UbiquitOUs Systems (ARDUOUS 2020) , Austin, Texas, USA, Mar. 2020.
15. Yuya Sano, Yuito Sugata, Teruhiro Mizumoto, Hirohiko Suwa, and Keiichi Yasumoto:
    Demand Collection System using LPWA for Senior Transportation with Volunteer，
    2nd International Workshop on Pervasive Computing for Vehicular Systems (PerVehicle 2020) , Austin, Texas, USA, Mar. 2020.
16. Yuri Tani, Shuichi Fukuda, Yuki Matsuda, Sozo Inoue, and Yutaka Arakawa:
    WorkerSense: Mobile Sensing Platform for Collecting Physiological, Mental, and Environmental State of Office Workers，
    5th IEEE PerCom Workshop on Pervasive Health Technologies (PerHealth 2020) , Austin, Texas, USA, Mar. 2020.
17. Tomokazu Matsui, Kosei Onishi, Shinya Misaki, Manato Fujimoto, Hirohiko Suwa, and Keiichi Yasumoto:
    Easy-to-Deploy Living Activity Sensing System and Data Collection in General Homes，
    The Fourth International Workshop on Pervasive Smart Living Spaces (PerLS 2020) , Austin, Texas, USA, Mar. 2020.
18. Shinya Akiyama, Makoto Yoshida, Yumiko Moriyama, Hirohiko Suwa, and Keiichi Yasumoto:
    Estimation of Walking Direction with Vibration Sensor based on Piezoelectric Device，
    The Fourth International Workshop on Pervasive Smart Living Spaces (PerLS 2020) , Austin, Texas, USA, Mar. 2020.
19. Shuichi Fukuda, Yuki Matsuda, Yutaka Arakawa, Keiichi Yasumoto, and Yuri Tani:
    Predicting Depression and Anxiety Mood by Wrist-Worn Sleep Sensor，
    6th Workshop on Sensing Systems and Applications using Wrist Worn Smart Devices (WristSense 2020) , Austin, Texas, USA, Mar. 2020.
20. Kodai Sasaki, Hirohiko Suwa, Yuki Ogawa, Eiichi Umehara, Tatsuo Yamashita, Kota Tsubouchi:
    Evaluation of VI index forecasting model by machine learning for Yahoo! stock BBS using volatility trading simulation，
    The 53rd Hawaii International Conference on System Sciences (HICSS-53) , Maui, Hawaii, USA, Jan. 2020.