2024
Relabeling for Indoor Localization Using Stationary Beacons in Nursing Care Facilities.
Sensors, January, 2024
Toward Detecting and Explaining Stress of Nurses Using Wearable Devices and LLMs.
Proceedings of the International Conference on Ubiquitous Computing and Ambient Intelligence (UCAmI 2024), 2024
2023
Optimizing Forecasted Activity Notifications with Reinforcement Learning.
Sensors, July, 2023
A Bayesian Approach for Quantifying Data Scarcity when Modeling Human Behavior via Inverse Reinforcement Learning.
ACM Trans. Comput. Hum. Interact., February, 2023
Handling Class Imbalance in Forecasting Parkinson's Disease Wearing-off with Fitness Tracker Dataset.
Proceedings of the Neural Information Processing - 30th International Conference, 2023
Predicting and Analyzing Emotion of Elderly People in Care Facilities.
Proceedings of the Adjunct Proceedings of the 2023 ACM International Joint Conference on Pervasive and Ubiquitous Computing & the 2023 ACM International Symposium on Wearable Computing, 2023
Toward Pioneering Sensors and Features Using Large Language Models in Human Activity Recognition.
Proceedings of the Adjunct Proceedings of the 2023 ACM International Joint Conference on Pervasive and Ubiquitous Computing & the 2023 ACM International Symposium on Wearable Computing, 2023
2022
Editor's Message to Special Issue of Understanding, Technology, and Application of Interaction.
J. Inf. Process., 2022
Detection of Infectious Respiratory Disease Through Sweat From Axillary Using an E-Nose With Stacked Deep Neural Network.
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IEEE Access, 2022
Improving Noise Robustness of Single Sensor Data in Human Activity Recognition With UMAP and Additional Data.
Proceedings of the 2022 ACM International Symposium on Wearable Computers, 2022
2021
Nurse Care Activities Datasets: In laboratory and in real field.
Dataset, January, 2021
On-Device Deep Personalization for Robust Activity Data Collection.
Sensors, 2021
CrowdAct: Achieving High-Quality Crowdsourced Datasets in Mobile Activity Recognition.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2021
Integrating a spoken dialogue system, nursing records, and activity data collection based on smartphones.
Comput. Methods Programs Biomed., 2021
Using additional training sensors to improve single-sensor complex activity recognition.
Proceedings of the ISWC 2021: Proceedings of the 2021 ACM International Symposium on Wearable Computers, 2021
CNN Based Hierarchical Intracerebral Hematoma Region Extraction Method in Head Thick-Slice CT Images.
Proceedings of the International Conference on Machine Learning and Cybernetics, 2021
Transition-points-based Segmentation and Hierarchical Classification for Locomotion and Transportation recognition on Radio-data.
Proceedings of the UbiComp/ISWC '21: 2021 ACM International Joint Conference on Pervasive and Ubiquitous Computing and 2021 ACM International Symposium on Wearable Computers, 2021
Analysis of Feature Importances for Automatic Generation of Care Records.
Proceedings of the UbiComp/ISWC '21: 2021 ACM International Joint Conference on Pervasive and Ubiquitous Computing and 2021 ACM International Symposium on Wearable Computers, 2021
PerMML: A Performance Metric for Multi-layer Dataset.
Proceedings of the UbiComp/ISWC '21: 2021 ACM International Joint Conference on Pervasive and Ubiquitous Computing and 2021 ACM International Symposium on Wearable Computers, 2021
Summary of the Third Nurse Care Activity Recognition Challenge - Can We Do from the Field Data?
Proceedings of the UbiComp/ISWC '21: 2021 ACM International Joint Conference on Pervasive and Ubiquitous Computing and 2021 ACM International Symposium on Wearable Computers, 2021
Predictors of Intracerebral Hematoma Enlargement Using Brain CT Images in Emergency Medical Care.
Proceedings of the 5th IEEE International Conference on Cybernetics, 2021
Understanding Wearing-Off Symptoms in Parkinson's Disease Patients using Wrist-Worn Fitness Tracker and a Smartphone.
Proceedings of the CENTERIS 2021 - International Conference on ENTERprise Information Systems / ProjMAN 2021 - International Conference on Project MANagement / HCist 2021, 2021
Toward the Analysis of Office Workers' Mental Indicators Based on Wearable, Work Activity, and Weather Data.
Proceedings of the Sensor- and Video-Based Activity and Behavior Computing, 2021
Modelling Reminder System for Dementia by Reinforcement Learning.
Proceedings of the Sensor- and Video-Based Activity and Behavior Computing, 2021
Using LUPI to Improve Complex Activity Recognition.
Proceedings of the Sensor- and Video-Based Activity and Behavior Computing, 2021
Summary of the Bento Packaging Activity Recognition Challenge.
Proceedings of the Sensor- and Video-Based Activity and Behavior Computing, 2021
2020
Cooking activity dataset with macro and micro activities.
Dataset, September, 2020
A Method for Sensor-Based Activity Recognition in Missing Data Scenario.
Sensors, 2020
Wearable Sensor-Based Gait Analysis for Age and Gender Estimation.
Sensors, 2020
Editor's Message to Special Issue of Ubiquitous Computing Systems (IX).
J. Inf. Process., 2020
Translation Between Waves, wave2wave.
CoRR, 2020
A dataset for complex activity recognition withmicro and macro activities in a cooking scenario.
CoRR, 2020
Achieving Single-Sensor Complex Activity Recognition from Multi-Sensor Training Data.
CoRR, 2020
Hygienic Manipulation Evaluation System during Endotracheal Suctioning using Bilateral Dorsum Manus Total Travel Distance<sup>*</sup>.
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Proceedings of the 2020 IEEE/SICE International Symposium on System Integration, 2020
WorkerSense: Mobile Sensing Platform for Collecting Physiological, Mental, and Environmental State of Office Workers.
Proceedings of the 2020 IEEE International Conference on Pervasive Computing and Communications Workshops, 2020
UPIC: user and position independent classical approach for locomotion and transportation modes recognition.
Proceedings of the UbiComp/ISWC '20: 2020 ACM International Joint Conference on Pervasive and Ubiquitous Computing and 2020 ACM International Symposium on Wearable Computers, 2020
Improving fine-tuned question answering models for electronic health records.
Proceedings of the UbiComp/ISWC '20: 2020 ACM International Joint Conference on Pervasive and Ubiquitous Computing and 2020 ACM International Symposium on Wearable Computers, 2020
Improving activity data collection with on-device personalization using fine-tuning.
Proceedings of the UbiComp/ISWC '20: 2020 ACM International Joint Conference on Pervasive and Ubiquitous Computing and 2020 ACM International Symposium on Wearable Computers, 2020
MCoMat: a new performance metric for imbalanced multi-layer activity recognition dataset.
Proceedings of the UbiComp/ISWC '20: 2020 ACM International Joint Conference on Pervasive and Ubiquitous Computing and 2020 ACM International Symposium on Wearable Computers, 2020
Summary of the 2<sup><i>nd</i></sup> nurse care activity recognition challenge using lab and field data.
Proceedings of the UbiComp/ISWC '20: 2020 ACM International Joint Conference on Pervasive and Ubiquitous Computing and 2020 ACM International Symposium on Wearable Computers, 2020
2019
Characterizing Word Embeddings for Zero-Shot Sensor-Based Human Activity Recognition.
Sensors, 2019
Evaluating a Spoken Dialogue System for Recording Systems of Nursing Care.
Sensors, 2019
On-Device Deep Learning Inference for Efficient Activity Data Collection.
Sensors, 2019
Integrating Activity Recognition and Nursing Care Records: The System, Deployment, and a Verification Study.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2019
Sensor-Based Daily Activity Understanding in Caregiving Center.
Proceedings of the IEEE International Conference on Pervasive Computing and Communications Workshops, 2019
OU-ISIR Wearable Sensor-based Gait Challenge: Age and Gender.
Proceedings of the 2019 International Conference on Biometrics, 2019
Reduction of marker-body matching work in activity recognition using motion capture.
Proceedings of the 2019 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2019 ACM International Symposium on Wearable Computers, 2019
Position independent activity recognition using shallow neural architecture and empirical modeling.
Proceedings of the 2019 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2019 ACM International Symposium on Wearable Computers, 2019
A dialogue-based annotation for activity recognition.
Proceedings of the 2019 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2019 ACM International Symposium on Wearable Computers, 2019
Optimizing activity data collection with gamification points using uncertainty based active learning.
Proceedings of the 2019 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2019 ACM International Symposium on Wearable Computers, 2019
Nurse care activity recognition challenge: summary and results.
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Proceedings of the 2019 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2019 ACM International Symposium on Wearable Computers, 2019
Human activity recognition using earable device.
Proceedings of the 2019 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2019 ACM International Symposium on Wearable Computers, 2019
POIDEN: position and orientation independent deep ensemble network for the classification of locomotion and transportation modes.
Proceedings of the 2019 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2019 ACM International Symposium on Wearable Computers, 2019
Evaluation of Transfer Learning for Human Activity Recognition Among Different Datasets.
Proceedings of the 2019 IEEE Intl Conf on Dependable, 2019
MEASURed: Evaluating Sensor-Based Activity Recognition Scenarios by Simulating Accelerometer Measures from Motion Capture.
Proceedings of the Human Activity Sensing - Corpus and Applications, 2019
2018
Towards pervasive geospatial affect perception.
GeoInformatica, 2018
Deep recurrent neural network for mobile human activity recognition with high throughput.
Artif. Life Robotics, 2018
A Hybrid Model Using Hidden Markov Chain and Logic Model for Daily Living Activity Recognition.
Proceedings of the 12th International Conference on Ubiquitous Computing and Ambient Intelligence, 2018
Gamification for High-Quality Dataset in Mobile Activity Recognition.
Proceedings of the Mobile Computing, Applications, and Services, 2018
Dialogue Breakdown Detection with Long Short Term Memory.
Proceedings of the Mobile Computing, Applications, and Services, 2018
Machine Learning of User Attentions in Sensor Data Visualization.
Proceedings of the Mobile Computing, Applications, and Services, 2018
A Multi-Sensor Setting Activity Recognition Simulation Tool.
Proceedings of the 2018 ACM International Joint Conference and 2018 International Symposium on Pervasive and Ubiquitous Computing and Wearable Computers, 2018
Supervised and Neural Classifiers for Locomotion Analysis.
Proceedings of the 2018 ACM International Joint Conference and 2018 International Symposium on Pervasive and Ubiquitous Computing and Wearable Computers, 2018
Sensing Experiment in a Caregiving Facility for Correlation Analysis of Sleep and Daytime Activities.
Proceedings of the 2018 ACM International Joint Conference and 2018 International Symposium on Pervasive and Ubiquitous Computing and Wearable Computers, 2018
A Mobile App for Nursing Activity Recognition.
Proceedings of the 2018 ACM International Joint Conference and 2018 International Symposium on Pervasive and Ubiquitous Computing and Wearable Computers, 2018
Pre-Consulting Dialogue Systems for Telemedicine: Yes/No Intent Classification.
Proceedings of the 2018 ACM International Joint Conference and 2018 International Symposium on Pervasive and Ubiquitous Computing and Wearable Computers, 2018
Improving Sensor-based Activity Recognition Using Motion Capture as Additional Information.
Proceedings of the 2018 ACM International Joint Conference and 2018 International Symposium on Pervasive and Ubiquitous Computing and Wearable Computers, 2018
Study of LoRaWAN Technology for Activity Recognition.
Proceedings of the 2018 ACM International Joint Conference and 2018 International Symposium on Pervasive and Ubiquitous Computing and Wearable Computers, 2018
Activity Recognition by Using LoRaWAN Sensor.
Proceedings of the 2018 ACM International Joint Conference and 2018 International Symposium on Pervasive and Ubiquitous Computing and Wearable Computers, 2018
Activity Recognition: Translation across Sensor Modalities Using Deep Learning.
Proceedings of the 2018 ACM International Joint Conference and 2018 International Symposium on Pervasive and Ubiquitous Computing and Wearable Computers, 2018
2017
Recognition of multiple overlapping activities using compositional CNN-LSTM model.
Proceedings of the Adjunct Proceedings of the 2017 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2017 ACM International Symposium on Wearable Computers, 2017
5th Int. workshop on human activity sensing corpus and applications (HASCA): towards open-ended context awareness.
Proceedings of the Adjunct Proceedings of the 2017 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2017 ACM International Symposium on Wearable Computers, 2017
2016
Recognizing and Understanding Nursing Activities for a Whole Day with a Big Dataset.
J. Inf. Process., 2016
Mobile Activity Recognition through Training Labels with Inaccurate Activity Segments.
Proceedings of the 13th International Conference on Mobile and Ubiquitous Systems: Computing, 2016
Supervised and Unsupervised Transfer Learning for Activity Recognition from Simple In-home Sensors.
Proceedings of the 13th International Conference on Mobile and Ubiquitous Systems: Computing, 2016
Activity Recognition and Future Prediction in Hospitals.
Proceedings of the Adjunct Proceedings of the 13th International Conference on Mobile and Ubiquitous Systems: Computing Networking and Services, 2016
Recognizing unknown activities using semantic word vectors and twitter timestamps.
Proceedings of the 2016 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2016 ACM International Symposium on Wearable Computers, 2016
4<sup>th</sup> workshop on human activity sensing corpus and applications: towards open-ended context awareness.
Proceedings of the 2016 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2016 ACM International Symposium on Wearable Computers, 2016
Predicting daily nursing load from nurses' activity logs and patients' medical records.
Proceedings of the 2016 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2016 ACM International Symposium on Wearable Computers, 2016
2015
Challenges for real-time human activity recognition (NII Shonan Meeting 2015-12).
NII Shonan Meet. Rep., 2015
Predictive Approaches for Low-Cost Preventive Medicine Program in Developing Countries.
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Proceedings of the 21th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, 2015
A personalized load forecasting enhanced by activity information.
Proceedings of the IEEE First International Smart Cities Conference, 2015
A method for automatic assessment of user-generated tests and its evaluation.
Proceedings of the 2015 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2015 ACM International Symposium on Wearable Computers, 2015
Analyzing daily-life activities and power consumptions using tablet sensors and activity annotation web system.
Proceedings of the 2015 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2015 ACM International Symposium on Wearable Computers, 2015
International workshop on human activity sensing corpus and its application (HASCA2015).
Proceedings of the 2015 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2015 ACM International Symposium on Wearable Computers, 2015
Experiment for nursing activity analysis using mobile sensors and proximity sensors.
Proceedings of the 2015 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2015 ACM International Symposium on Wearable Computers, 2015
Mobile activity recognition for a whole day: recognizing real nursing activities with big dataset.
Proceedings of the 2015 ACM International Joint Conference on Pervasive and Ubiquitous Computing, 2015
2014
A Method for Assessing User-generated Tests for Online Courses Exploiting Crowdsourcing Concept.
Proceedings of the 2014 International Workshop on Web Intelligence and Smart Sensing, 2014
Training human activity recognition for labels with inaccurate time stamps.
Proceedings of the 2014 ACM International Joint Conference on Pervasive and Ubiquitous Computing, 2014
A method for tracking on-body sensor positions utilizing prior knowledge.
Proceedings of the 2014 ACM International Joint Conference on Pervasive and Ubiquitous Computing, 2014
International workshop on human activity sensing corpus and its application (HASCA2014).
Proceedings of the 2014 ACM International Joint Conference on Pervasive and Ubiquitous Computing, 2014
Evolving health consultancy by predictive caravan health sensing in developing countries.
Proceedings of the 2014 ACM International Joint Conference on Pervasive and Ubiquitous Computing, 2014
Room exit recognition using mobile accelerometers and illuminometers.
Proceedings of the 2014 ACM International Joint Conference on Pervasive and Ubiquitous Computing, 2014
Applicability of Portable Health Clinic to Ageing Society.
Proceedings of the Distributed, Ambient, and Pervasive Interactions, 2014
Empowering the Healthcare Worker Using the Portable Health Clinic.
Proceedings of the 28th IEEE International Conference on Advanced Information Networking and Applications, 2014
2013
State estimation of mobile robot using GPS signal that includes reflected and diffracted waves.
Artif. Life Robotics, 2013
Portable Health Clinic Packages for Base of Pyramid.
Proceedings of the MEDINFO 2013, 2013
An Affordable, Usable and Sustainable Preventive Healthcare System for Unreached People in Bangladesh.
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Proceedings of the MEDINFO 2013, 2013
Parallel, distributed, and differential processing system for human activity sensing flows.
Proceedings of the 2013 ACM International Joint Conference on Pervasive and Ubiquitous Computing, 2013
Capturing Nursing Interactions from Mobile Sensor Data and In-Room Sensors.
Proceedings of the Design, User Experience, and Usability. User Experience in Novel Technological Environments, 2013
Portable Health Clinic: A Pervasive Way to Serve the Unreached Community for Preventive Healthcare.
Proceedings of the Distributed, Ambient, and Pervasive Interactions, 2013
GramHealth: A bottom-up approach to provide preventive healthcare services for unreached community.
Proceedings of the 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2013
2012
A Large Scale Gathering System for Activity Data using Mobile Devices.
J. Inf. Process., 2012
Hierarchical Annotation Management Method for Activity Information Collecting System.
Proceedings of the 2012 Seventh International Conference on Broadband, 2012
2011
Location Recognition in RFID Bookshelves.
IEICE Trans. Inf. Syst., 2011
Benchmarking 'Radio Exercises' recognition with a three-axis accelerometer.
Proceedings of the IEEE International Conference on Systems, 2011
Activity Information Sharing System with Video and Acceleration Data.
Proceedings of the PECCS 2011, 2011
Toward High-Level Activity Recognition from Accelerometers on Mobile Phones.
Proceedings of the 2011 IEEE International Conference on Internet of Things (iThings) & 4th IEEE International Conference on Cyber, 2011
A Large Scale Gathering System for Activity Data with Mobile Sensors.
Proceedings of the 15th IEEE International Symposium on Wearable Computers (ISWC 2011), 2011
Implementation of Activity Recognition from Accelerometers on Mobile Phones.
Proceedings of the 2011 Third International Conference on Intelligent Networking and Collaborative Systems (INCoS), Fukuoka, Japan, November 30, 2011
HASC2011corpus: towards the common ground of human activity recognition.
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Proceedings of the UbiComp 2011: Ubiquitous Computing, 13th International Conference, 2011
Visualization for Activity Information Sharing System Using Self-Organizing Map.
Proceedings of the 2011 International Conference on Broadband, 2011
HASC Challenge: gathering large scale human activity corpus for the real-world activity understandings.
Proceedings of the 2nd Augmented Human International Conference, 2011
2010
A secure and scalable identification for hash-based RFID systems using updatable pre-computation.
Proceedings of the Third ACM Conference on Wireless Network Security, 2010
Gathering Large Scale Human Activity Information Using Mobile Sensor Devices.
Proceedings of the Fifth International Conference on Broadband and Wireless Computing, 2010
2009
An Efficient Identification and Indexing for Secure RFID with d-Left Hashing.
Inf. Media Technol., 2009
2008
eService Innovation and Sensor Based Healthcare.
Proceedings of the Towards Sustainable Society on Ubiquitous Networks, 2008
A Secure High-Speed Identification Scheme for RFID Using Bloom Filters.
Proceedings of the The Third International Conference on Availability, 2008
2007
Unlinkability and Real World Constraints in RFID Systems.
Proceedings of the Fifth Annual IEEE International Conference on Pervasive Computing and Communications, 2007
2006
Supporting Colocated Interactions Using RFID and Social Network Displays.
IEEE Pervasive Comput., 2006
Unlinkable Identification for Large-scale RFID Systems.
Inf. Media Technol., 2006
Proceedings of the 1st International ICST Conference on Pervasive Computing Technologies for Healthcare, 2006
On Authentication between Human and Computer.
Proceedings of the 4th IEEE Conference on Pervasive Computing and Communications Workshops (PerCom 2006 Workshops), 2006
Systematic Error Detection for RFID Reliability.
Proceedings of the The First International Conference on Availability, 2006
2005
Quantitative evaluation of unlinkable ID matching schemes.
Proceedings of the 2005 ACM Workshop on Privacy in the Electronic Society, 2005
Toward Unlinkable ID Management for Multi-Service Environments.
Proceedings of the 3rd IEEE Conference on Pervasive Computing and Communications Workshops (PerCom 2005 Workshops), 2005
An RFID-based multi-service system for supporting conference events.
Proceedings of the 2005 International Conference on Active Media Technology, 2005
2002
Development and operation of a document database for university research and education activities.
Syst. Comput. Jpn., 2002
Supporting Dynamic Process Specifications Using Communication-Based Processes.
Proceedings of the 35th Hawaii International Conference on System Sciences (HICSS-35 2002), 2002
1999
Adapting Transactions to Exceptional Situations Using Structured Messages.
Proceedings of the 1999 International Symposium on Database Applications in Non-Traditional Environments (DANTE '99), 1999
1998
Structured Message Management for Group Interaction.
Proceedings of the Advances in Database Technologies, 1998