Pei-Hsuan Tsai

ORCID: 0000-0001-6227-7652
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About
Contact & Profiles
Research Areas
  • Insect and Arachnid Ecology and Behavior
  • Energy Efficient Wireless Sensor Networks
  • Pharmaceutical Practices and Patient Outcomes
  • Electronic Health Records Systems
  • Evacuation and Crowd Dynamics
  • Video Coding and Compression Technologies
  • IoT and Edge/Fog Computing
  • Healthcare Technology and Patient Monitoring
  • Plant and animal studies
  • Indoor and Outdoor Localization Technologies
  • Video Surveillance and Tracking Methods
  • Coleoptera Taxonomy and Distribution
  • Context-Aware Activity Recognition Systems
  • Patient Safety and Medication Errors
  • Augmented Reality Applications
  • Human Pose and Action Recognition
  • Robotic Path Planning Algorithms
  • Fire Detection and Safety Systems
  • Fossil Insects in Amber
  • Botany and Plant Ecology Studies
  • Robotics and Sensor-Based Localization
  • Spider Taxonomy and Behavior Studies
  • Lepidoptera: Biology and Taxonomy
  • Evolution and Paleontology Studies
  • Magnetic properties of thin films

Okayama University
2025

National Cheng Kung University
2015-2024

New York Proton Center
2024

National Yang Ming Chiao Tung University
2009-2022

Bridge University
2021

National Taiwan University
2008-2018

National Tsing Hua University
2003-2018

NIST Center for Neutron Research
2018

Dharma Drum Institute of Liberal Arts
2018

Institute for Information Industry
2015

Several applications, such as smart cities, homes and hospitals adopt Internet of Things (IoT) networks to collect data from IoT devices. The incredible growing speed the number devices congests large amount data, which are streamed centers for further analysis, overload centers. In this paper, we implement a fog computing platform that leverages end devices, edge networks, serve applications. focus on implementing platform, dynamically pushes programs pushed pre-process before transmitting...

10.1109/apnoms.2016.7737202 article EN 2016-10-01

10.1016/j.ijdrr.2023.103760 article EN International Journal of Disaster Risk Reduction 2023-05-20

Out-patient medication administration has been identified as the most error-prone procedure in modern healthcare. Under or over doses due to erratic in-takes, drug-drug drug-food interactions caused by un-reconciled prescriptions and absence of in-take enforcement monitoring mechanisms have errors become common cases all medical errors. Most were made when patients bought different prescribed over-the-counter medicines from several drug stores use them at home without little no guidance....

10.1109/bibe.2009.60 article EN 2009-06-01

Modern Internet-of-Things (IoT) applications produce large amount of data and require powerful analytics approaches, such as Deep Learning to extract useful information. Existing IoT transmit the resource-rich centers for analytics. However, it may congest networks, overload centers, increase security vulnerability. In this paper, we implement a platform, which integrates resources from (servers) end devices (IoT devices). We launch distributed among without sending everything centers....

10.1109/apnoms.2017.8094194 article EN 2017-09-01

Dynamic hand gesture recognition has evolved as a prominent topic of computer vision research due to its vast applications in human–computer interaction, robotics, and other domains. Although there are numerous related studies, the state-of-the-art (SOTA) methods over-parametrized. Specifically, number model parameters is quite large, which results high-computational costs. This work, referring Song's ResGCN, designs an efficient lightweight graph convolutional network (GCN), named...

10.1109/tcds.2023.3242988 article EN IEEE Transactions on Cognitive and Developmental Systems 2023-02-07

This paper presents the architecture and implementation of an automatic medication dispenser for users who take medications without close professional supervision. By relieving user from error-prone tasks interpreting directions administrating accordingly, device can improve rigor in compliance prevent serious errors. taking advantage scheduling flexibility provided by directions, makes user's schedule easy to adhere tolerant tardiness whenever possible. The scheduler controller do this work...

10.1109/jsyst.2010.2070970 article EN IEEE Systems Journal 2010-09-29

Out-patient medication administration was identified as the most error-prone procedure in modern healthcare. Most errors were made when patients acquired prescribed and over-the-counter medicines from several drug stores use them at home without proper guidance. In this paper, we introduce Wedjat, a smart phone application that helps to avoid these mistakes. Wedjat can remind its users take correct on time keep an in-take record for later review by healthcare professionals. has two...

10.1109/health.2010.5556577 article EN 2010-07-01

Modern IoT analytics are computational and data intensive. Existing mostly hosted in cloud centers, may suffer from high latency, network congestion, privacy issues. In this paper, we design, implement, evaluate a fog computing platform that runs distributed way on multiple devices, including edge servers, data-center servers. We focus the core optimization problem: making deployment decisions to maximize number of satisfied analytics. carefully formulate problem design an efficient...

10.1109/cloudcom.2017.45 article EN 2017-12-01

Many disaster warning and response systems can improve their surveillance coverage of the threatened area by supplementing in situ remote physical sensor data with crowdsourced human captured sent people area. This paper presents fusion methods which enable a crowdsourcing enhanced system to use synergistically its quality decisions. The are built on results classical statistical detection estimation theory value decision coherent way. They building blocks central unit support for early applications.

10.1109/tsmc.2014.2309090 article EN IEEE Transactions on Systems Man and Cybernetics Systems 2014-05-07

Images, as a product evolving alongside civilization, develop similarly to natural languages with the advancement of civilization. Not only are images abundant in daily life, but also influenced by technology shaping their forms, embodying various characteristics they evolve time. Language is sequence symbols that represents thoughts. While written language typically associated close integration text and sound, combination visual perception, communicative power image no less significant....

10.48550/arxiv.2501.18620 preprint EN arXiv (Cornell University) 2025-01-26

Coccomyxa subellipsoidea is an oleaginous, non-motile unicellular green microalga isolated from Antarctica, and attractive candidate for CO2 fixation biomass production. C. the first polar alga whose genome has been sequenced. Understanding structure of photosystems can provide more information about conversion light energy into chemical under extreme environments. Photosystems I (PSI) one two highly conserved cyanobacteria to vascular plants, associates with a large amount outer...

10.1016/j.bbabio.2025.149543 article EN cc-by Biochimica et Biophysica Acta (BBA) - Bioenergetics 2025-02-11

In tissue engineering, foreign body reactions (FBRs) that may occur after the insertion of medical implants are a considerable challenge. Materials currently used in mainly metals non-organic, and lack biocompatibility absence immune regulations lead to fibrosis long periods implantation. Here, we introduce highly biocompatible hybrid interface graphene oxide (GO) collagen type I (COL-I), where topological nanostructure can effectively inhibit differentiation fibroblasts into myofibroblasts....

10.1016/j.mtbio.2022.100326 article EN cc-by-nc-nd Materials Today Bio 2022-06-01

The IPv6 routing protocol for low-power and lossy networks (RPL) is a widely used internet of things (IoT). However, there no RPL-based designed real-time effective in fire incident scenario. characteristics sensor are that sensors or IoT devices continuously broken, which varies the graph RPL continuously. Therefore, this study proposes an emergency (EMRPL), can predict trajectory effectively transmit sensing data during real-time. Compared with RPL, EMRPL increase packet delivery ratio....

10.1109/access.2022.3150928 article EN cc-by IEEE Access 2022-01-01

Underwater Wireless Sensor Networks (UWSNs) are widely used to collect data in the marine environment. Location and time essential aspects when sensors data, particularly case of location-aware data. Many studies on terrestrial sensor networks consider locations as where is collected focus positioning fixed. However, underwater mobile change continuously. Localization schemes designed for static need run periodically update consume considerable power increase communication overhead; hence,...

10.1155/2017/5768651 article EN cc-by Journal of Sensors 2017-01-01

Medication dispensers treated in this paper are designed to help improve compliance by users who live at homes and take medications over long periods of time. The first presents an overview medication specifications that define constraints for dispenser components administer as specified. When given a specification defined it, the scheduler checks consistency feasibility schedules meet constraints. Several basic algorithms needed these purposes described evaluated.

10.1109/rtss.2006.14 article EN 2006-01-01

We describe here the prescription algebra and its implementation for medication authoring tools. The tools are parts of use process, which consists entry systems, tool, scheduling specification, scheduler, programmable pill dispenser. A tool aids pharmacists to collect integrate prescriptions, verify drug-drug interactions amongst prescriptions one took prescribed duration, generate specifications dispensers. design a correctly complete work. have implemented platform-independent using JAVA....

10.1109/icsmc.2006.384807 article EN 2006-10-01

We demonstrate a managed edge computing platform for Internet-of-Things (IoT) devices, which supports dynamic deployment of virtualized containers running distributed analytics. build model city, and install multiple Raspberry Pis as minions, mini PC the master. Through web dashboard on master, we show how users can remotely monitor, manage, upgrade IoT analytics devices. Multiple concrete analytics, namely: (i) air quality (ii) sound classifier, (iii) image recognizer are demonstrated....

10.1109/noms.2018.8406133 article EN NOMS 2022-2022 IEEE/IFIP Network Operations and Management Symposium 2018-04-01

Deploying static beacons to help sensor localization is a common approach in wireless network. Alternatively, adopting mobile beacon travel along specific trajectory and broadcast its locations at points more efficient. Therefore, path planning of the originally focused on finding shortest length minimum points, such as Scan Hilbert, decrease power consumption. More recently, increasingly attempted achieve higher accuracy, Double-scan Z-scan. However, optimal trade-off between efficiency...

10.1109/jsen.2019.2931399 article EN IEEE Sensors Journal 2019-07-26
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