Development of novel algorithm and real-time monitoring ambulatory system using Bluetooth module for fall detection in the elderly

JY Hwang, JM Kang, YW Jang… - The 26th annual …, 2004 - ieeexplore.ieee.org
Novel algorithm and real-time ambulatory monitoring system for fall detection in elderly
people is described. Our system is comprised of accelerometer, tilt sensor and gyroscope. For …

[HTML][HTML] A selective feature optimized multi-sensor based e-nose system detecting illegal drugs validated in diverse laboratory conditions

HW Noh, Y Jang, HD Park, D Kim, JH Choi… - Sensors and Actuators B …, 2023 - Elsevier
Detecting illegal drugs, such as cannabis and methamphetamine, with high accuracy and
speed is a complex problem that requires an innovative solution. To address this challenge, …

A preliminary study for portable walking distance measurement system using ultrasonic sensors

Y Jang, S Shin, JW Lee, S Kim - 2007 29th Annual International …, 2007 - ieeexplore.ieee.org
Efforts have been made to measure the distance traveled by humans in motion, in ways that
are compact and accurate, for a long time. There are several ways to measure the distance …

Deep learning-based classification with improved time resolution for physical activities of children

Y Jang, S Kim, K Kim, D Lee - PeerJ, 2018 - peerj.com
Background The proportion of overweight and obese people has increased tremendously in
a short period, culminating in a worldwide trend of obesity that is reaching epidemic …

An wearable energy expenditure analysis system based on the 15-channel whole-body segment acceleration measurement

Y Jang, MW Jung, J Kang… - 2005 IEEE Engineering in …, 2006 - ieeexplore.ieee.org
The measurement of the amount of energy utilized during physical activity has generated
considerable interests from various groups ranging from exercise physiologists to nutritionists …

Deep Nose project: A Study of Multidimensional Multimodal Olfactory Intelligence System for Ultra-Trace Gas Component Detection

Y Jang, HW Noh, HD Park, KH Chung… - 2023 IEEE …, 2023 - ieeexplore.ieee.org
The Deep Nose project aims to develop an intelligent olfactory system using gas sensors
and AI for efficient inspection of smuggling items, particularly narcotics. This study introduces …

Foreign investment horizons, corporate governance and payout policy

EJ Lee, S Kim, Y Jang - … of Derivatives and Quantitative Studies: 선물 …, 2022 - emerald.com
This paper examines whether long-term foreign investors may force firms to use a costly
dividend to mitigate inefficient managerial behavior. The authors also hypothesize that the …

Ambulatory stress monitoring with a wearable bluetooth electrocardiographic device

…, J Lee, H Yang, K Park, S Lee, I Lee, Y Jang - Global …, 2010 - ebooks.iospress.nl
We tried to monitor stress by using a wearable one channel ECG device that can send ECG
signals through Bluetooth wireless communication. Noxious physical and mental arithmetic …

Enhancement in compressive strength and UV ageing-resistance of poly (p-phenylene benzobisoxazole) nanocomposite fiber containing modified polyhedral …

YW Jang, BG Min, KH Yoon - Fibers and Polymers, 2017 - Springer
Modified polyhedral oligomeric silsesquioxane (m-POSS) from trisilanol isobutyl POSS and
4-formylbenzoic acid was synthesized and used for polymerization of poly(p-phenylene …

Performance study of the wearable one-lead wireless electrocardiographic monitoring system

…, Y Yang, S Kim, S Shin, I Lee, Y Jang… - Telemedicine and e …, 2009 - liebertpub.com
This study attempts to compare and assess the performance of a wearable electrocardiogram
(ECG) using a sensing fabric electrode and a Bluetooth® network with a conventional ECG…